VOITH PATENT GMBH Patent applications |
Patent application number | Title | Published |
20160130758 | Large cylinder drying roller and method for producing a large cylinder drying roller - A large-cylinder drying roller is provided with a divided hollow shaft for reasons of production. The divided hollow shaft has hollow-shaft parts which are capable of being inserted at both sides into a construction composed of a cylinder shell and caps connected thereto by a weld seam, and are capable of being thereafter connected to one another and to the caps. | 05-12-2016 |
20160115996 | TILTING PAD AND RADIAL PLAIN BEARING - A tilting pad, preferably for a radial plain bearing which supports a shaft, with a spaced position in relation to a bearing axis and comprising a supporting surface and a bearing surface opposite the supporting surface, whereby the supporting surface is delimited in an axial direction by two lateral surfaces when viewed transversely, and in a circumferential direction by a run-in edge and a run-out edge when viewed in an installation position, and whereby structures aiding removal of lubricant and coolant are provided on the run-out edge; wherein the structures aiding removal of lubricant and coolant on the run-out edge comprise open-edged recesses arranged on the run-out edge spaced apart from one another in an axial direction. | 04-28-2016 |
20160115963 | TRANSMISSION AND GEARED COMPRESSOR SYSTEM - An integral transmission; comprising a driving gear connected to a driving shaft for co-joint rotation, a large gear engaging with the driving gear, a first driven gear engaging with the large gear, and at least one additional driven gear which engages with the driving gear; wherein an axis of rotation of the driving gear and an axis of rotation of the first driven gear engaging with the large gear are arranged in a plane of alignment, an axis of rotation of the large gear is offset in the vertical direction with respect to the plane of alignment, and an axis of rotation of the at least one additional driven gear engaging with the driving gear is located in the plane of alignment. A geared compressor system; comprising the integral transmission and a drive unit. | 04-28-2016 |
20160084332 | METHOD FOR CONTROLLING A HYDRODYNAMIC RETARDER THAT CAN BE MECHANICALLY DISENGAGED BY A DISCONNECT CLUTCH - A method for controlling a hydrodynamic retarder in a motor vehicle that can be mechanically disengaged via a disconnect clutch, whereby at least one of the rotational speed of a revolving bladed rotor and the speed of a motor vehicle is monitored and a disconnect clutch is engaged below at least one of a pre-specified rotational speed of the revolving bladed rotor and a pre-specified speed of the motor vehicle, regardless of a request made by a driver assist system or by operation of an input device by the operator of the motor vehicle to turn on the hydrodynamic retarder. | 03-24-2016 |
20160084280 | HYDRAULIC DRIVE WITH RAPID STROKE AND LOAD STROKE - A hydraulic drive, preferably for a hydraulic press, having a first synchronized cylinder that comprises a piston between first and second pressure chambers; at least one hydraulic pump whereby the pump outlet is hydraulically connected with the first pressure chamber of the first synchronized cylinder and the pump inlet is hydraulically connected with the second pressure chamber of the first synchronized cylinder; at least a second synchronized cylinder that comprises a piston between first and a second pressure chambers; whereby the piston of the first synchronized cylinder is mechanically movably coupled with the piston of the second synchronized cylinder; whereby the first pressure chamber of the second synchronized cylinder is hydraulically connected with the pump outlet; and whereby the second pressure chamber of the second synchronized cylinder can be connected with the pump inlet when a pressure limit in the second pressure chamber of the second synchronized cylinder is exceeded. | 03-24-2016 |
20160084279 | HYDRAULIC DRIVE WITH RAPID STROKE AND LOAD STROKE - A hydraulic drive including at least one hydraulic cylinder that includes a piston chamber, an annulus and a piston that separates the piston chamber from the annulus. The hydraulic drive further includes a first hydraulic pump that has a pump intake and a pump outlet, a directional control valve that has a first and a second switching position, and a second hydraulic pump. The second hydraulic pump has a direction of delivery that is consistent with the direction of delivery of the first hydraulic pump at the pump outlet, wherein the second hydraulic pump in the first switching position of the directional control valve is hydraulically connected with the piston chamber and the second hydraulic pump in the second switching position of the directional control valve is not hydraulically connected with the piston chamber. | 03-24-2016 |
20160084278 | HYDRAULIC DRIVE WITH RAPID STROKE AND LOAD STROKE - A hydraulic drive including a first differential cylinder that includes a first and a second pressure chamber and a first piston that separates the first from the second pressure chamber and having two pumps delivering in opposite direction. The hydraulic drive further includes a second differential cylinder that includes a first and a second pressure chamber and a second piston that separates the first pressure chamber from the second pressure chamber, and a directional control valve that has a first and a second switching position. The pumps in the first switching position are respectively hydraulically connected via pressure chambers of the first differential cylinder that are different from each other and whereby the pumps in the second switching position are respectively connected via pressure chambers of the second differential cylinder that are different from each other. | 03-24-2016 |
20160084276 | HYDRAULIC DRIVE WITH RAPID STROKE AND LOAD STROKE - A hydraulic drive including a differential cylinder that has a first pressure chamber and a second pressure chamber and a differential piston, a first hydraulic pump that includes a pump intake and a pump outlet, a directional control valve having a first switching position and a second switching position, a high pressure tank, and an additional hydraulic cylinder that includes an additional pressure chamber hydraulically connected with the pump intake and with the high pressure tank and an additional piston limiting the additional pressure chamber, the differential piston being movably coupled with the additional piston, wherein in the first switching position of the directional control valve the first pressure chamber is hydraulically connected with the second pressure chamber, and in the second switching position of the directional control valve the second pressure chamber is not hydraulically connected with the first pressure chamber. | 03-24-2016 |
20160082968 | METHOD FOR CONTROLLING A HYDRODYNAMIC RETARDED THAT CAN BE DISENGAGED BY A DISCONNECT CLUTCH - A method for controlling a hydrodynamic retarder in a motor vehicle that can be mechanically disengaged via a disconnect clutch, comprising a drive motor whose power output is controlled via an actuator such as a foot pedal or a lever; whereby in an overrun operation the acceleration of the motor vehicle is collected or detected and compared with a pre-specified acceleration value; and whereby in the non-braking mode the disconnect clutch is engaged, regardless of an initiation of a braking mode by an operator of the motor vehicle or a driver assist system and the working chamber is maintained drained when the acceleration exceeds an acceleration limit. | 03-24-2016 |
20160069399 | HYDRODYNAMIC MACHINE, IN PARTICULAR HYDRODYNAMIC COUPLING - The invention relates to a hydrodynamic machine, in particular a hydrodynamic coupling, having a bladed primary wheel and a stationary or revolving bladed secondary wheel, forming a working chamber in order to transmit torque hydrodynamically. The primary wheel and/or the secondary wheel is rotatably mounted by means of at least one plain bearing, which is lubricated by a lubricant source connected by way of at least one lubricant supply line, and a lubricant outlet which is connected by way of a lubricant discharge line, such that in the lubricant supply line and/or the lubricant discharge line a lubricant reservoir, connected to the at least one plain bearing by means of at least one lubricant feed conduit and at least one lubricant return conduit and therefor forming a lubricant circuit, is provided in the event of a failure of the lubricant supply from the lubricant source. | 03-10-2016 |
20160069384 | RADIAL PLAIN BEARING - A radial plain bearing having a plurality of tilting pads for supporting a shaft, the tilting pads being movable relative to the bearing housing and being arranged circumferentially around and at a distance from the bearing axis, whereby the tilting pads have an outer radial plain bearing surface that can be supported on a supporting surface of a pressure block provided in the bearing housing; wherein the pressure block is movably provided in a passage extending radially through the bearing housing and can move radially without being supported on the bearing housing, the pressure block is secured against rotation in the circumferential direction of the passage by way of an anti-rotation element, and at least part or all of a radial outer surface of the pressure block is located on a common cylinder surface with an outer diameter of the bearing housing or with a bushing surrounding the bearing housing. | 03-10-2016 |
20160038969 | FILM PRESS - A film application mechanism applies a pasty or fluid coating medium to a running fibrous material web, particularly a paper or cardboard web. At least one roller of a roller pair is an application roller, for transferring the coating medium provided in the form of a film on the application roller to one side of the fibrous material web. An application device and a doctor blade element are associated with the application roller such that the coating material is first applied in excess to the application roller upstream of the first nip by the application device and then removed in part in a second nip by the doctor blade element which forms the second film-forming nip with the application roller. Pressure sensors for determining a pressure profile transversely to the machine direction in the first and second nips are embedded in the elastic covering of the application roller. | 02-11-2016 |
20150369351 | PUMPING DEVICE - The invention relates to a pumping device for introduction of a fluid into a base layer, in particular into a base layer containing gas, for the production of gas-permeable structures in the base layer. The pumping device is arranged on a transportation vehicle having a separate drive unit, including a pump motor and a pump, whereby a speed/torque converter is arranged between pump and pump motor. A hydrodynamic device, in particular a hydrodynamic converter, is used in place of a transmission for speed/torque conversion. | 12-24-2015 |
20150308044 | Press jacket for press roller - A press jacket for a press roller, in particular for a press roller of a shoe press for dewatering a fibrous material web, in particular a paper, cardboard, tissue or pulp web, or a transport band, in particular for a machine for producing or treating a fibrous material web, in particular a paper, cardboard or tissue machine, includes at least one layer containing polyurethane which contains a polyurethane matrix with a mixture of at least two prepolymers. Each prepolymer is a reaction product of two different polyols with a polyisocyanate. | 10-29-2015 |
20150275845 | Flow Power Plant - There is provided a flow power plant including at least one turbine and a hub with at least one rotor blade, where a plurality of tie rods for applying a pretensioning force are arranged inside or outside of the at least one rotor blade in the region of a connection of the at least one rotor blade to the hub. | 10-01-2015 |
20150219064 | Blade Wheel of a Kaplan Turbine - The invention relates to an impeller for a Kaplan turbine, comprising the following features or components: a shaft, a plurality of blades; a hollow hub which is located on the free end of the shaft and which carries the blades; an adjustment device for rotating the blades around axes of rotation perpendicular to the axis of rotation of the shaft. The invention is characterized by the following features: the interior of the hub is connected to a source of compressed air; branch lines are provided inside the hub to supply the compressed air to bearings or other lubrication points for the adjustment device. | 08-06-2015 |
20150217502 | DEVICE AND METHOD FOR PRODUCING STRUCTURED PLASTIC YARNS - A device for producing plastic spirals for use in a machine for producing a fibrous web includes at least two rolls between which an adjustable roll nip is formed. The rolls have a shape which differs in at least one region from a cylinder shape and/or have a surface structure in at least one region on the surface thereof. | 08-06-2015 |
20150211177 | Press Belt in a Paper-Making Machine - A press belt for a shoe-press device for dewatering or smoothing a fibrous web, in particular a paper, cardboard, or tissue web. The press belt has a fiber-reinforced plastic matrix. On account of the fiber-reinforced plastic matrix containing at least in a partial region at least one polyurethane material and polydimethyl siloxane and silicon dioxide microparticles as additives, resistance to abrasion, the tendency toward developing fissures and toward fissure growth and/or resistance in relation to media present in a paper-making machine can be improved. | 07-30-2015 |
20150210018 | DEVICE AND METHOD FOR PRODUCING FIBER-REINFORCED PLASTICS COMPONENTS - A device and corresponding method for producing three-dimensional components from impregnated fiber tapes. The device includes a plurality of grippers, arranged alongside one another, for gripping fiber tapes impregnated with matrix material, the grippers can be displaced in a linear manner on mutually parallel paths between a pick-up position and a maximum position such that the fiber tapes can be tensioned between the grippers and respectively associated transfer devices; a rotatable table on which the fiber tapes can be laid in a first and at least one additional layer; a severing device which can sever the fiber tapes close to the transfer device; a heating device for heating the layers to 160° C. to 400° C.; a first molding tool and one or more additional molding tools which can be moved together to three-dimensionally form the layers; and a transporting device which can transport the heated layers between the molding tools. | 07-30-2015 |
20150204298 | Blade for a Water Turbine - The invention relates to a blade ( | 07-23-2015 |
20150184773 | PILOT VALVE AND/OR PROPORTIONAL VALVE - A switching or proportional valve has a valve drive, a valve body actuated by the valve drive, and at least one valve seat that, together with the valve body, delimits a flow cross-section for a flow medium conducted through the valve, wherein the flow cross-section is variable depending on the position of the valve body relative to the valve seat. The valve drive may be a rotary drive having a rotatable actuator, the actuator being coupled to the valve body in such a manner that the position of the valve body relative to the valve seat changes depending on the rotary position of the actuator. An eccentric element is rotationally related with the actuator. A spring-actuated return device with a plunger pressed by a spring against the eccentric element acts to return the eccentric element and the actuator to a starting position. | 07-02-2015 |
20150174615 | SHAKING UNIT AND METHOD FOR THE PNEUMATIC EXCITATION OF A SHAKING UNIT - A shaking unit for the generation of one-dimensional oscillating movements of a machine part mass is provided having a coupling part for mechanical coupling to the machine part mass, a counter-mass which is coupled resiliently to the coupler part and, via the latter, to the machine part mass, and a drive system which acts in a sprung manner between the coupler part and the counter-mass. The coupling part may surround the counter-mass as a frame. At least one of two pneumatic springs of the drive system, which are arranged on both sides of the counter-mass, is loaded with a minimum and/or with a maximum load pressure of the pneumatic springs depending on an oscillation state. | 06-25-2015 |
20150153278 | METHOD FOR DETECTING SOILING OF PAPER MACHINE CLOTHING AND PAPER MACHINE CLOTHING - The invention relates to a method for detecting soiling of clothing providing a contact surface and a cavity volume in a machine for producing and/or treating a material web, in particular a fibrous web such as for example, paper, cardboard or tissue web, on which the soiling is detected and evaluated using a detection and evaluation unit. A detection and evaluation unit categorizes the soiling according to the soiling, distinguishing at least between soiling on the contact surface of the clothing and soiling within the clothing. | 06-04-2015 |
20150152599 | MACHINE FOR PRODUCING A FIBROUS WEB, COMPRISING AN INCLINED WIRE FORMER AND A DEWATERING DEVICE - The invention relates to a fibrous web formation device comprising an inclined wire former, an inclined wire headbox and a drainage device. The inclined wire headbox has at least one conveyor wire which transports the fibrous web in the direction of travel thereof and which has a portion that runs at an angle from the horizontal, in which portion the inclined wire headbox is arranged. The inclined wire headbox allows a fibrous suspension to be applied to the conveyor wire. In a drainage device that has a roll, a drainage wire lying against said roll, and a pressing wire pressing against said roll, the fibrous web being arranged between the drainage wire and the pressing wire in the region of the drainage device, drainage can be performed gently so that the fibrous web at least partially maintains voluminous structures. | 06-04-2015 |
20150148206 | ROLLER, AND METHOD FOR MANUFACTURING THE SAME - A roller is particularly suited for use in a machine for manufacturing and/or finishing a fibrous web, such as a paper web or cardboard web. The roller includes a roller core and, configured thereon, a roller covering. The covering has at least one layer of a resin material with at least one fiber material embedded therein. The at least one layer has an outer surface that is suitable for coming into direct or indirect contact with the fibrous web. The at least one fiber material here comprises fibers having a linear weight from 0.5 to 5 dtex, preferably from 0.5 to 2 dtex. | 05-28-2015 |
20150129149 | DEVICE FOR MANUFACTURING A MATERIAL WEB - A device for manufacturing, processing or finishing a web-shaped material web, in particular a fiber-material, paper, tissue or cardboard web, includes an interior space and a housing which, at least in part, surrounds the interior space and has an inner face and an outer face. The interior space has a temperature which is different from that of the surroundings of the housing, and the inner face and/or the outer face, at least in partial-regions, is/are provided with a thermal-insulation layer composed of at least one coating. | 05-14-2015 |
20150096704 | STABILIZED WOVEN SEAM FOR FLAT-WEAVE ENDLESS FABRIC BELTS - An endless fabric belt for use in a paper, cardboard or tissue machine has machine-direction threads and cross-machine-direction threads. At least part of the threads are yarns composed substantially of a thermoplastic polymer material which is transparent for light of a wavelength. The fabric belt is a flat-weave with two front-side ends that are subsequently connected by bringing together end sections of the machine-direction threads in pairs with the formation of junction points and are woven with cross-machine-direction threads, forming a seam region. A material-to-material bond is formed in the seam region by absorbing light at the wavelength at yarn contact points. In the seam region, a plurality of spaced-apart, strip-shaped fabric sections are formed, in which the junction points and the yarn contact points which are connected to one another are arranged, and one strip-shaped fabric section without junction points is formed between two immediately adjacent fabric sections having the junction points. | 04-09-2015 |
20150049969 | Radial Bearing - The invention relates to a radial bearing, comprising a housing, a housing bore extending along a bearing axis, several tilting segments that are arranged around the bearing axis in order to support a shaft and each have a radially outer bearing surface, by means of which the tilting segments are supported on a supporting surface on the housing. The radially outer bearing surface of each tilting segment and the supporting surface are arranged facing each other. Each tilting segment is movably arranged relative to the housing. The invention is characterized by the following features: a first one of the surfaces forms a first section curve with a first section plane perpendicular to the bearing axis; the first section curve is convexly curved and has a first main radius of curvature, and the second surface forms a second section curve with the section plane perpendicular to the bearing axis; the second section curve is correspondingly concavely curved and has a second main radius of curvature, wherein the magnitude of the first main radius of curvature of the first surface is smaller than the magnitude of the second main radius of curvature of the second surface; the first surface forms a third section curve with a second section plane parallel to the bearing axis; the third section curve is convexly curved and has a first secondary radius of curvature, and the second surface forms a fourth section curve with the second section plane parallel to the bearing axis; and the fourth section curve is correspondingly concavely curved or not curved and has a second secondary radius of curvature or correspondingly has no curvature, the two secondary radii of curvature being different from each other. | 02-19-2015 |
20150020990 | PRESS FELT FOR A PAPERMAKING MACHINE - A press felt includes a base structure providing dimensional stability in a machine and a cross machine direction of the felt, a batt fiber structure including batt fiber layers attached to the base structure which provide a paper contacting side and a machine contacting side of the felt. The base structure includes a first and second side. Polymeric beads or strands made from a polymeric material are arranged on at least one of the two sides of the base structure. The polymeric beads or strands arranged on the at least one side have a longitudinal expansion in the machine direction of the felt and are arranged side-by-side when viewed in the cross machine direction of the felt to generate space between adjacent beads or strands. At least one of the batt fiber layers is arranged to cover both the at least one side and the polymeric beads or strands thereon. | 01-22-2015 |
20140369825 | WATER POWER PLANT COMPRISING A BRANCH PART - The invention relates to a line system for a water power plant, comprising the following features and components: a turbine having a turbine impeller and a turbine spiral housing, a pump having a pump impeller and a pump spiral housing, the two spiral housings being arranged to run in opposite directions to one another, a shaft on which the turbine impeller and the pumpkin impeller are arranged in a rotationally fixed manner, an electric machine that has a drive connection to the shaft or can connected thereto, the pressure lines of the two spiral housings opening in a common line pressure line, a turbine pressure line for introducing water out of the main pressure line into a pump turbine in turbine operation, a pump pressure line configured as a bend for introducing water out of the pump turbine into the main pressure line in pump operation or back through the turbine pressure line to the pump turbine in a hydraulic short circuit, and a branch part to which the main pressure line, the turbine pressure line and the pump pressure line are connected. The invention is characterized by the following features: the flow cross section of the bend is larger at the outlet therefrom than at the inlet thereto. | 12-18-2014 |
20140367031 | METHOD FOR TRANSVERSELY DEPOSITING FIBERS - The invention relates to a method for depositing one- or two-dimensional fiber structures in order to form a two- or three-dimensional fiber structure, in particular a fiber structure in the form of a fiber-reinforced plastic (FRP) or FRP semi-finished product, using a production machine including at least one depositing device and at least one fiber support. The one- or two-dimensional fiber structures have at least one unidirectional fiber layer. The depositing device deposits the one- or two-dimensional fiber structures onto the fiber support in a depositing direction in a controlled manner such that the fiber directions of the deposited one- or two-dimensional fiber structures assume an angle α>20°, preferably α>60°, and a maximum of α=90°, relative to the depositing direction. The one- or two-dimensional fiber structures are deposited on the fiber support in a substantially tension-free manner with respect to the fiber direction of the fiber structures. | 12-18-2014 |
20140311840 | Hydrodynamic Retarder and Method for Actuating Same - The invention relates to a hydrodynamic retarder comprising a rotor that revolves in a decelerating mode and a counter-rotating twin rotor or a stationary stator which jointly from a working chamber that is or can be filled with a working medium. The rotor can be driven using driving power via a drive train in order to decelerate the drive train. The invention is characterized in that an energy storage device is associated with or integrated into the retarder, said energy storage device comprising a mechanical energy store, pressure accumulator or kinetic energy store as well as an acceleration mechanism that is connected to the rotor, said acceleration mechanism being linked to the energy store and the rotor or being integrated into the rotor in order to convert energy stored in the energy store into an angular acceleration of the rotor. | 10-23-2014 |
20140290885 | SHEET FORMING UNIT FOR PRODUCING A MATERIAL WEB AND METHOD FOR OPERATING THE SHEET FORMING UNIT - A sheet-forming unit of a papermaking machine includes a headbox which outputs a suspension jet and an inner fabric and an outer fabric, which in each case form a loop. A forming element is arranged within the loop of the inner fabric and guide rolls and a white-water box are arranged within the loop of the outer fabric. The inner fabric and the outer fabric form a gap for receiving the suspension jet and jointly wrap around the forming element at least partially in a wraparound region. A machine-wide guide element is arranged in the wraparound region within the loop of the outer fabric and/or, in the region of at least one of the guide rolls of the outer fabric, a machine-wide guide apparatus is provided outside the chamber which is formed by the loop of the outer fabric. | 10-02-2014 |
20140272371 | MONOFILAMENT YARN FOR A PAPER MACHINE CLOTHING FABRIC - A paper machine clothing (PMC) fabric includes a plurality of monofilament yarns, at least some of which have a composition which is a thermoplastic resin. The thermoplastic resin yarns have physical properties including a water absorption of less than approximately 6% and a loop tenacity of greater than approximately 8.0 grams/denier. | 09-18-2014 |
20140262098 | MONOFILAMENT YARN FOR A PAPER MACHINE CLOTHING FABRIC - A paper machine clothing (PMC) fabric includes a plurality of monofilament yarns, at least some of the monofilament yarns having a composition formed of polyethylene terephthalate (PET). The PET monofilament yarns have an abrasion resistance of greater than 6,000 cycles. | 09-18-2014 |
20140251491 | WOVEN WIRE WITH FLAT WARP THREADS - A woven wire for use in a paper, cardboard, or tissue manufacturing machine, has a first fabric layer providing a web-contact side and a second fabric layer providing a machine-contact side. The layers have machine-direction threads, cross-direction threads, and binder threads. A first fabric layer has a weaving pattern of interwoven first MD threads, first CD threads and binder threads. The second fabric layer has a weaving pattern of interwoven second MD threads and second CD threads. The first and second fabric layers are interconnected by binder threads. The binder threads are interwoven with MD threads and/or CD threads of the first and of the second fabric layers. The first MD threads, the first CD threads and the binder threads have a circular cross-sectional face. At least some or all second MD threads have a cross-sectional face with a flattened shape different from a circular shape. | 09-11-2014 |
20140209196 | Device to Actuate a Quick Trip Valve - The invention concerns a device for operating a trip valve, comprising the following components or characteristics: a number of two-way slide valves, an equal number of springs for prestressing the valve pistons into a non-activated position, an equal number of cylindrical guides for guiding the valve pistons, a switching magnet is associated with every two-way slide valve, two ways and a bypass of a pipe system are connected to each valve, the pipe system exhibits an inlet and an outlet for a hydraulic fluid, which is under pressure when the trip valve is open, the valve pistons are identical to each other as regards their geometrical configuration, the cylindrical guides are respectively arranged in individual casings or in an overall casing, the ways of the hydraulic fluid are situated outside the individual casing or of the overall casing. | 07-31-2014 |
20140205428 | Method for Primary Adjustment of a Hydroelectric Power Plant - The invention relates to a method for primary adjustment of a hydroelectric power plant comprising a dual adjustment turbine, at least one first actuator, and at least one second actuator, wherein the first and second actuators are reset depending upon an actual value of a network frequency of an electrical network which receives the generated electrical power for influencing the turbine output in order to achieve a target value of the network frequency. The invention is characterised in that the first actuators are only operated in predefined actuating steps, and then an adjustment to the target value of the network frequency is performed by resetting the second actuators. | 07-24-2014 |
20140186186 | Hydraulic Machine - The invention relates to a hydraulic machine having an impeller wheel that comprises a plurality of impeller blades; having a spiral housing that encloses the impeller wheel and that is open toward said impeller wheel by a circumferential slit formed by two circumferential edges; having a traverse ring, comprising two traverse ring decks that are connected to one another by tension anchors; wherein the spiral housing is composed of segments that meet in the flow direction and that are welded to each other, the ends of which segments stand on the respective traverse ring deck and are welded to said deck; wherein at the meeting point between two segments that are adjacent to one another and one traverse ring deck a stiffening element is provided that protrudes into the inner space of the spiral housing; and wherein the extension of the stiffening element into the inner space of the spiral housing is so small that the flow is not affected in a significant manner. | 07-03-2014 |
20140182983 | Disconnectable Hydrodynamic Retarder and Method for Controlling Same - The invention concerns a hydrodynamic retarder | 07-03-2014 |
20140172260 | Method for Setting the Braking Torque of a Hydrodynamic Retarder - The invention relates to a method for setting the braking torque of a hydrodynamic retarder in a vehicle, especially a truck, with the following steps:
| 06-19-2014 |
20140166224 | SPLICED ENDLESS CLOTHING - A clothing fabric for a paper machine has two or more endless strips, which are each formed by a film-like web spliced along a joint to form a film-like web that is endless in the direction of circulation of the fabric. The endless strips are connected to one another at the side edges with the joints of two endless strips that are connected to each other are arranged to be offset in relation to one another with respect to the direction of circulation of the fabric. | 06-19-2014 |
20140161586 | Pump Turbine Plant - The invention concerns a pump turbine plant, comprising a
| 06-12-2014 |
20140159537 | ASYNCHRONOUS MACHINE - The invention concerns an asynchronous machine having a slip-ring rotor for use with a variable rotational speed, with
| 06-12-2014 |
20140154057 | FRANCIS TURBINE OR A FRANCIS PUMP OR A FRANCIS PUMP TURBINE - The present invention provides a Francis turbine or any other machine built according to the Francis principle. The machine includes a blade wheel that has multiple blades, with at least one of the blades being adjustable. A spiral housing encloses the blade wheel. A traverse ring with multiple traverses has a portion with larger traverses that extends over a portion of a circumference of the blade wheel and starts at a beginning of a spiral. The traverse ring also has a portion with smaller traverses that extends over a further circumference of the blade wheel up to an end of the spiral. An inner blade wheel ring is provided downstream of the traverse ring. Also included is an outer guide blade ring which is disposed upstream of the traverse ring. | 06-05-2014 |
20140151176 | Method for Controlling a Hydrodynamic Retarder which can be Disengaged Mechanically Via a Separating Clutch - The invention concerns a method for controlling a hydrodynamic retarder which can be disengaged mechanically via a separating clutch in a motor vehicle, which comprises a rotating bladed rotor and a bladed stator or a rotating bladed rotor and a bladed counter-rotor rotating in opposite direction thereto, which together form a working chamber filled with working medium in braking operation and emptied of working medium in non-braking operation, wherein the rotor is driven in braking operation via a drive train with a closed separating clutch and the working chamber is emptied when passing from the braking operation to the non-braking operation, wherein the transition from the braking operation to the non-braking operation is initiated via a retarder switch-off request of a driver assistance system or via actuation of an input device by the vehicle driver. | 06-05-2014 |
20140150225 | LOOM FOR PRODUCING PAPER MACHINE CLOTHING - A loom for producing a paper machine clothing includes a weaving zone for producing a woven structure having warp threads and weft threads and a tensioning zone following the weave zone in a weaving direction. The tensioning zone has a first receiving roller system and a second receiving roller system following the first receiving roller system in a weaving direction. Each receiving roller system is configured to move the woven structure forward in the weaving direction in order to produce a tension. A heating assembly for thermofixing the woven structure is provided between the first receiving roller system and the second receiving roller system. | 06-05-2014 |
20140147066 | BEARING ARRANGEMENT FOR A SHAFT OF A TURBINE WHEEL - The invention relates to a bearing arrangement for a shaft ( | 05-29-2014 |
20140141916 | DEVICE FOR TRANSMITTING FORCE - The invention relates to a device ( | 05-22-2014 |
20140140845 | AN AXIAL TURBINE FOR A TIDAL POWER PLANT AND A METHOD FOR THE ASSEMBLY THEREOF - An axial turbine for a tidal power plant, including a hub with a rotor blade holder and a rotor blade with a blade fastening section having a longitudinal axis including a fastening stub, a radial fixing and an anti-rotation element. The fastening stub includes a contact surface supported against a complementarily shaped fixing surface on the rotor blade holder whose envelope is rotationally symmetrical to the longitudinal axis. The radial fixing secures the rotor blade fastening section against a withdrawal movement relative to the rotor blade holder in the direction of the longitudinal axis. The anti-rotation element is connected with a complementarily shaped rotational stop on the rotor blade holder with an effective area of the anti-rotation element being a component of the blade fastening section arranged separate from the radial fixing, and the radial fixing comprises fastening means that has a predetermined breaking point of the blade fastening section. | 05-22-2014 |
20140138008 | METHOD FOR PRODUCING A TAPE FOR AN ELECTRICAL INSULATION SYSTEM - A method for producing tape for an electrical insulation system, including the following steps: providing a porous insulation paper; providing a resin that has nano-scale particles suspended therein; saturating the insulation paper with the resin such that the resin and particles become dispersed in the insulation paper; and finishing the tape. | 05-22-2014 |
20140137789 | INSTALLATION VEHICLE FOR A TIDAL POWER PLANT AND METHOD FOR THE OPERATION THEREOF - An installation vehicle for a nacelle of a tidal power plant having a turbine-generator unit includes at least two floating devices with a plurality of ballast tanks, the buoyancy of which is settable, a drive device acting in different directions, and a controllable fastening device for holding the nacelle. The fastening device is connected at least indirectly to a support element, which produces a connection between the floating devices. The connection between the floating devices and the support element is embodied by a detachable coupling unit or the support element includes a device for size adaptation. | 05-22-2014 |
20140137361 | DIRT-REPELLENT CLEANING SCRAPER - A cleaning scraper for cleaning roller surfaces in paper machines, wherein the cleaning scraper has a main element and a coating covering at least part of the surface of the main element. The coating is formed with a first coating layer and a second coating layer arranged on the first coating layer. The second coating layer is formed by a polymer. | 05-22-2014 |
20140131914 | DEVICE AND METHOD FOR PRODUCING FIBER PREFORMS - A device for producing fiber preforms including a plurality of unwind stations, a plurality of grippers and at least one first molding tool. Further, a method includes the successive steps of tensioning threads or rovings for a first layer with grippers, draping the first layer over a first molding tool, severing of the threads or rovings of the first layer, tensioning threads or rovings for a second layer with grippers, draping an additional layer over the first forming tool, and severing the threads or rovings of the second layer. | 05-15-2014 |
20140127526 | CORROSION-RESISTANT ROLLER COATING - A method for applying a corrosion-protective coating to a roller component includes the steps of providing a device for thermal spray coating, providing a stainless steel material, coating at least one part of the surface of the roller component by applying the stainless steel material using the device for thermal spray coating and sealing the applied coating by a polymer material. | 05-08-2014 |
20140117667 | MARINE CURRENT POWER PLANT AND A METHOD FOR ITS OPERATION - The invention relates to a method for operating a marine current power plant, comprising a water turbine with several rotor blades arranged as buoyancy rotors, an electric generator which is driven at least indirectly by the water turbine, wherein the water turbine is guided for power limitation in an overspeed range above a power-optimal tip speed ratio. The water turbine is adjusted to the immersion depth of the marine current power plant in such a way that cavitation occurs on at least one rotor blade section in the overspeed range from a cavitation tip speed ratio threshold which lies below a tip speed ratio associated with a runaway speed, and the water turbine is operated for load limitation at tip speed ratios which lie above the cavitation tip speed ratio threshold. | 05-01-2014 |
20140116043 | DRIVE TRAIN, IN PARTICULAR VEHICLE DRIVE TRAIN - A drive train having an internal combustion engine which includes an output shaft feeding drive power into the drive train. A first turbo charger includes a first exhaust-gas turbine arranged in an exhaust-gas flow and mounted rotatably in a turbine housing that drives a first fresh-air compressor via a first turbine shaft. A turbo-compound system includes a power turbine arranged in the exhaust-gas flow and can be drive connected via a power turbine shaft to the output shaft, with the power turbine shaft mounted rotatably in a power turbine housing and extending parallel to the turbine shaft. The turbine housing and power turbine housing can be supported in or on or integrated into a transmission housing. The first turbocharger is arranged radially outside the turbo-compound system. The first turbocharger and turbo-compound system are arranged on a common side or on different and adjoining or opposite sides of the transmission housing. | 05-01-2014 |
20140113759 | Drive Train Having a Hydrodynamic Retarder and Its Control Method - The invention concerns a drive train
| 04-24-2014 |
20140090800 | COOLING SYSTEM FOR A MOTOR VEHICLE OR FOR A STATIONARY INTERNAL COMBUSTION ENGINE - A cooling system for a motor vehicle or for an internal combustion engine includes: at least one heat exchanger, having an inlet and an outlet for a medium to be cooled and an inlet and an outlet for coolant air; at least one fan connected upstream of the heat exchanger; and a connection channel, which is arranged between the fan and heat exchanger, for conveying coolant air to the heat exchanger. A branch line is connected to the connection line or between the individual heat exchangers and removes a partial flow of the coolant air therefrom. The combustion air supplied to the engine is filtered. A Venturi nozzle is connected in the branch line and a suction line is connected to a constriction of the Venturi nozzle and suctions out the filtered particles of the air filter. | 04-03-2014 |
20140083592 | METHOD OF PRODUCING AN ELECTRICAL INSULATION SYSTEM FOR AN ELECTRIC MACHINE - A method for producing an electrical insulation system of a conductor of a winding head of an electric machine is provided. The method includes applying a porous main insulation paper to the conductor of the electrical machine; applying a porous overhang corona shielding paper to the main insulation paper, as a result of which an insulation blank of the insulation system is formed; impregnating the insulation blank with a base resin, wherein the overhang corona shielding paper and the main insulation paper have a porosity such that the insulation blank is impregnated by the base resin to form a homogeneous base resin matrix; and completing the insulation system by curing the base resin. | 03-27-2014 |
20140081528 | Method of Controlling a Vehicle Drive Train with a Hydrodynamic Retarder - The invention concerns a method for controlling a vehicle drive train with a hydrodynamic retarder which can be engaged and disengaged mechanically via a coupling, whereas the retarder comprises a working chamber formed between two bladed wheels, which is filled with a working fluid for generating a braking torque after detecting a retarder switch-on signal and is emptied of the working medium after detecting a retarder switch-off signal to turn off the braking torque, and the retarder is driven in braking mode by means of a drive shaft via the closed coupling to constitute a hydrodynamic circuit of the working fluid in the working chamber. | 03-20-2014 |
20140075935 | TURBO-COMPOUND SYSTEM, IN PARTICULAR OF A MOTOR VEHICLE - The invention relates to a turbo-compound system, in particular of a motor vehicle having an internal combustion engine which has an output shaft; having an exhaust-gas power turbine which is arranged in the exhaust-gas flow of the internal combustion engine and has an impeller wheel which is mounted fixedly on a turbine shaft so as to rotate with it; the exhaust-gas power turbine is drive-connected via a step-up gear mechanism to the output shaft of the internal combustion engine, in order to transmit drive power via the step-up gear mechanism to the output shaft; having a hydrodynamic coupling which has an impeller and a turbine wheel which form, with one another, a toroidal working chamber which can be filled with working medium via an inlet, in order to transmit torque hydrodynamically from the impeller to the turbine wheel; wherein at least one gearwheel of the step-up gear mechanism is lubricated with working medium of the hydrodynamic coupling, and the step-up gear mechanism is arranged in the drive connection between the hydrodynamic coupling and the exhaust-gas power turbine. The invention is characterized in that the step-up gear mechanism is configured as a planetary gear mechanism, comprising a sun gear, at least one planetary gear, which is mounted on a planetary carrier, and an internal gear which are in engagement with one another; and a lubricant channel is arranged in the planetary carrier in order to lubricate at least the sun gear, internal gear and/or at least one planetary gear with working medium. | 03-20-2014 |
20140070495 | SEAL ASSEMBLY - A seal assembly for sealing at least one negative or positive pressure zone which adjoins a surface which is perforated and moves in a movement direction in a machine for making paper, tissue or cardboard, has at least one sealing element which lies opposite the moving surface and is arranged in a receptacle which can be moved to change the format of the negative or positive pressure zone. In order to simplify the adjustability of the receptacle in order to position the sealing element, there is a signal transmitter which is connected directly or indirectly to the sealing element and the signal of which can be received on that side of the moving surface which faces away from the sealing element. | 03-13-2014 |
20140060764 | METHOD FOR DRYING A FIBROUS WEB IN A DRYING DEVICE, AND DRYING DEVICE - A method for drying a fibrous web in a drying device and to a corresponding drying device is provided, in which the fibrous web is guided in an open draw with multiple deflections through the drying device through a plurality of intermediate drying spaces which are arranged parallel to one another and define web-guiding path sections, and is loaded on both sides with a drying medium, in particular hot air, for thermal transfer. The fibrous web is guided through the drying device alternately in the vertical direction in and counter to the direction of and gravity, and vice versa. | 03-06-2014 |
20140053998 | APPARATUS FOR PRODUCING A MATERIAL WEB - An apparatus for producing a fibrous web, in particular a tissue, paper or cardboard web, has a forming section and a dryer section, whereby the dryer section includes a pressure nip formed by a suction roll and a press roll, a drying cylinder and a transfer pressure nip which is positioned downstream from the pressure nip for transferring the fibrous web to the drying cylinder, whereby the fibrous web together with a clothing wraps around the suction roll in a wraparound region in such a way that the clothing is positioned between the suction roll and the fibrous web. | 02-27-2014 |
20140053997 | DEVICE AND METHOD FOR PRODUCING A MATERIAL WEB - The invention relates to a device for dewatering a fibrous web with a press zone which is formed by a mating element with a curved surface and a permeable press belt which wraps at least partially around the curved surface and has a running side and a contact side contacting a second side of the fibrous web. A permeable carrier belt arranged between the mating element and the fibrous web guides the fibrous web through the press zone. The device is configured so a fluid can flow through the press belt, the fibrous web, and the permeable carrier belt at least in a part region of the press zone. The permeable press belt is configured to generate a pressing pressure in the press zone when a tensile stress of at least 20 kN/m is applied and the contact side is adapted to a quality of the fibrous web produced. | 02-27-2014 |
20140053701 | BALE WIRE CUTTER - A device for cutting a strapping off of a cuboid bale includes at least one cutter bar that can be moved toward the bale, wherein the bale is guided along the cutter bar by a conveying apparatus and the cutter bar is arranged on a side of the bale that is directed perpendicularly to a conveying direction. Efficient cutting of all strapping is made possible by arranging at least two cutter bars on adjoining sides of the bale and by guiding the cutter bars in a traversing device in the conveying direction during the contact with the bales. | 02-27-2014 |
20140050565 | HYDRODYNAMIC COMPONENT - The invention relates to a hydrodynamic component comprising at least two elements which form a working chamber therebetween and which comprises a primary wheel and a secondary wheel. A working medium which can be introduced into the working chamber allows torque to be transmitted between said elements. At least one of the elements is arranged in a rotationally fixed manner on a shaft. The hydrodynamic component comprises a device for detecting a variable characterising at least directly the transmitted torque and/or the rotation of the shaft. According to the invention, the shaft is at least designed to have at least two sections which are at an axial distance from each other and which are made of a ferromagnetic material and is provided with a magnetic field which is rotationally stable with the respective section. Magnetic field sensors are arranged in areas corresponding to the at least two sections. | 02-20-2014 |
20140041822 | DEVICE AND METHOD FOR PRODUCING A MATERIAL WEB - A method to dewater a fibrous web includes directing the fibrous web through a first press zone defined between a revolving permeable belt and a revolving permeable support belt and having a first press zone length. The fibrous web is arranged lying between the revolving permeable belt and the revolving permeable support belt. A fluid is caused to flow through the permeable belt, the fibrous web and the support belt at least over a section of the first press zone length. The fibrous web is dewatered in a second press zone following the first press zone and defined between the revolving permeable belt and the revolving permeable support belt, the second press zone having a second press zone length. The fibrous web is led through the second press zone between the permeable belt and the support belt, the permeable belt and the support belt each having a different compressibility. | 02-13-2014 |
20140041795 | DEVICE AND METHOD FOR PRODUCING FIBER PREFORMS - A method and a device for producing fiber preforms which are, for example, a precursor in the production of fiber reinforced plastic components, are disclosed. The method includes the steps of tensioning the threads or rovings, draping the threads or rovings over a molding tool and attaching the threads or rovings to a fiber preform. A plurality of separate grips grip individual or a plurality of threads or rovings at a plurality of thread transfer points allocated respectively to the individual grippers. The grippers are then moved in substantially parallel paths relative to each other and the threads or rovings are thereby tensioned side by side. | 02-13-2014 |
20140035195 | DEVICE AND METHOD FOR PRODUCING FIBER PREFORMS - A device for producing fiber preforms includes a plurality of unwind stations, a plurality of grippers and at least one first molding tool. Each gripper is movable on a path between a maximum position and a pick-up position. The pick-up position is provided at a thread transfer point and is closer to the unwind station than the maximum position. The first molding tool has a draping position in the region of the connecting lines between the maximum position and the thread transfer points, and a starting position outside the connecting lines. A thread tension control for the threads or rovings is provided. | 02-06-2014 |
20140033947 | TORQUE SUPPORT AND A BOGIE FOR A RAIL VEHICLE - A torque support for the articulated mutual support of two elements is provided, for example, a frame or a bogie on the one hand and a housing such as a final drive housing of a rail vehicle on the other hand. The torque support includes a rod, at the two ends of which one respective receiver head is arranged. The receiver head includes a bearing for accommodating a bolt which is used for support on the respective element. The rod is arranged as a sleeve at least in the region of its two ends and the bearing includes a socket which is arranged in the radial direction of the bolt between the bolt and the receiver head and is supported on the receiver head via at least one further bearing element. The socket includes a bulbous section in the manner of a universal ball joint on its outer circumference. | 02-06-2014 |
20140027080 | PULP DEWATERING CLOTHING FOR A PULP DEWATERING MACHINE - A pulp dewatering fabric includes a pulp-side first woven fabric layer for receiving the cellulose pulp material to be dewatered and a running-side second woven fabric layer. The first woven fabric layer is formed with first longitudinal threads which run in a belt longitudinal direction and first transverse threads which run in a belt transverse direction. The second woven fabric layer is formed with second longitudinal threads which run in the belt longitudinal direction and second transverse threads which run in the belt transverse direction. The first woven fabric layer and the second woven fabric layer are joined to one another by connecting threads. Second floats are formed by the second longitudinal threads or the second transverse threads on a running-side outer side. | 01-30-2014 |
20140014285 | LAMINATED ENDLESS BELT - A fabric for a papermaking machine is in the form of an endless belt which is closed in the circulating direction. The fabric has a first layer and a second layer which is arranged on the first layer. Each layer is formed by one or by a plurality of film-shaped tapes which adjoin one another and are arranged next to one another in the direction transversely with respect to the circulating direction. The side edges, which adjoin one another, of two film-shaped tapes of one of the two layers are arranged between the side edges of the two layers are arranged between the end edges of adjoining end edges of film-shaped tapes of one of the two layers. The film-shaped tapes of one of the two layers are connected over their full area to the film-shaped tapes of the other of the two layers. | 01-16-2014 |
20130345035 | PAPER MACHINE ROLLER WITH FIBER BRAGG SENSORS - A roller for use in paper machines includes a roller core, a roller covering surrounding the roller core, and at least one optical waveguide having a plurality of fiber Bragg gratings. The at least one optical waveguide is either arranged between the roller core and the roller covering or is embedded in the roller covering. Sections of the at least one optical waveguide which each contain a fiber Bragg grating alternate with sections of the at least one optical waveguide which are free of fiber Bragg gratings in the longitudinal direction of the optical waveguide. Sections of the at least one optical waveguide which each contain a fiber Bragg grating also enclose an angle with a circumferential direction to the roller of less than 80°, for example less than 60°, or less than 45°. | 12-26-2013 |
20130333792 | STABILIZED FABRIC SEAM FOR FLAT-WOVEN CONTINUOUS FABRIC BELTS - A continuous fabric belt with intersecting threads and a method to produce the belt, so that within fabric seam region at least two strip-shaped regions which extend over the entire width of fabric seam and contain meeting points are arranged between strip-shaped fabric regions in which there are crossovers between warp- or machine directional threads and weft or cross-machine directional threads. The crossovers are materially connected by transmission welding. | 12-19-2013 |
20130330169 | Water Turbine - The invention relates to a water turbine or water pump or other hydraulic machine that comprises a stationary and a revolving component. The invention also comprises a sealing gap that is disposed between the stationary and revolving components, which is sealed by a labyrinth seal and through which a leakage flow for cooling or lubricating the seal will flow during operation of the hydraulic machine. The invention also provides a connection on the sealing gap for its evacuation. | 12-12-2013 |
20130328272 | SEALING DEVICE - A sealing device for sealing at least one underpressure or overpressure zone adjoining a surface which is moved in a movement direction in a paper, tissue or cardboard machine, includes at least one sealing element which is located opposite the moved surface and has at least one feed channel for a lubricant. In order to considerably decrease the wear of a sealing element uniformly over the entire length thereof, the at least one feed channel ends in a supply channel, which is arranged at the beginning of the sealing element in the movement direction. | 12-12-2013 |
20130302187 | Pump Turbine Installation - The invention relates to a pump turbine system, comprising
| 11-14-2013 |
20130277978 | Turbine Installation for Extracting Sea Wave Energy - The invention relates to a turbine installation for extracting energy from sea waves
| 10-24-2013 |
20130243570 | Hydraulic Turbomachine - The invention relates to a hydraulic turbomachine comprising a runner acted upon by water, said runner having a plurality of guide vanes, a spiral housing enclosing the runner, a traverse ring having two traverse ring decks that are interconnected by cross-beams, and lengths of pipe enveloping the traverse ring, said lengths of pipe being interconnected one after the other in the circumferential direction and the flow-sections thereof tapering in the flow direction of the water. The invention is characterized by the following features: at least one reinforcing element is mounted on the outer circumference of the spiral housing in the region of the connecting point between two lengths of pipe, which reinforcing element locally interconnects two lengths of pipe at a time; a plurality of reinforcing elements which are distributed on the circumference of the spiral housing above the connecting point between two lengths of pipe; and the reinforcing element is mounted on the spiral housing in the region of the transition from the spiral housing to the respective traverse ring deck. | 09-19-2013 |
20130233502 | SHEET FORMING UNIT FOR PRODUCING A MATERIAL WEB AND METHOD FOR OPERATING THE SHEET FORMING UNIT - A sheet-forming unit of a papermaking machine includes a headbox which outputs a suspension jet and an inner fabric and an outer fabric, which in each case form a loop. A forming element is arranged within the loop of the inner fabric and guide rolls and a white-water box are arranged within the loop of the outer fabric. The inner fabric and the outer fabric form a gap for receiving the suspension jet and jointly wrap around the forming element at least partially in a wraparound region. A machine-wide guide element is arranged in the wraparound region within the loop of the outer fabric and/or, in the region of at least one of the guide rolls of the outer fabric, a machine-wide guide apparatus is provided outside the chamber which is formed by the loop of the outer fabric. | 09-12-2013 |
20130225365 | DRIVE TRAIN HAVING A HYDRODYNAMIC RETARDER - The invention concerns a drive train, in particular of a motor vehicle fitted with a drive motor, including a main output shaft; having a transmission connected downstream of the drive motor in the drive power flow, comprising a transmission input shaft and a transmission housing; the transmission input shaft is connected to and actuated by the main output shaft of the drive motor or can be switched into such connection by means of a coupling; having a hydrodynamic retarder, comprising a driven bladed primary wheel and a stationary bladed secondary wheel or which is driven in reverse direction of the primary wheel, whereas both wheels form together a frusto-conical work space which is filled or can be filled with working medium, for hydrodynamic transmission of torque from the primary wheel to the secondary wheel;
| 08-29-2013 |
20130220566 | DRAWN ENDLESS CLOTHING - A fabric for papermaking machines is produced from a belt-shaped film substrate which consists essentially of a non-oriented polymer. The film substrate is bent in such a way that the two end edges of the film substrate adjoin one another. Subsequently, the two adjacent end edges are joined to one another in a material-to-material manner. The endless film substrate which is formed in this way is finally stretched in the circulating direction of the endless film substrate which is formed in this way. | 08-29-2013 |
20130217511 | TORSIONAL VIBRATION DAMPER - The invention relates a torsional vibration damper, comprising the following features: a primary part with two lateral discs ( | 08-22-2013 |
20130214533 | Method for Power Regulation of an Underwater Power Plant - The invention concerns a method for the operation of an underwater power plant with
| 08-22-2013 |
20130213596 | METHOD FOR REGULATING THE FORMATION OF A FIBROUS WEB - A method regulating the formation of a fibrous web, such as a paper, cardboard, or tissue web, in which method the formation of the fibrous web is measured online as a controlled variable and is held at a predefinable setpoint level via automatic formation regulation. In addition to the formation, the charge concentration of the suspension is measured as a controlled variable and is taken into consideration during the formation regulation. | 08-22-2013 |
20130180241 | Conveying System for Oil or Gas - The invention concerns a conveyor system for oil or gas
| 07-18-2013 |
20130160321 | METHOD AND APPARATUS FOR DRYING A FIBROUS WEB - A machine for the production of a fibrous web. The fibrous web being a paper web, a cardboard web or a tissue web. The machine including a hot air hood, an upstream drying zone, a downstream dryer cylinder and a dryer hood. The upstream drying zone has an area in which the moving fibrous web is treated with hot air from the hot air hood, the hot air hood being allocated to the upstream drying zone. The downstream dryer cylinder is a Yankee-Cylinder. The dryer hood is associated with the downstream dryer cylinder for further drying of the fibrous web. The hot air for the hot air hood is at least partially recovered from the dryer hood which is associated to the downstream drying cylinder. | 06-27-2013 |
20130153167 | PERFORATED FILM CLOTHING - A fabric for a papermaking machine is configured as a belt, the two side edges of which are configured in each case as closed lines. Furthermore, the belt is formed in one layer from a solid material and has pores which form passages between the two surfaces of the belt. The belt has regions with a width of approximately 400 micrometers (μm) or less. These regions extend in the longitudinal direction over the entire circumference of the belt, transversely with respect to the side edges, and include no pores formed therein. | 06-20-2013 |
20130149114 | HOUSING FOR A BLADE WHEEL - The present invention relates to a housing for a blade wheel of a turbo machine including a flow channel which is enclosed by a housing wall; a valve flap for selectively sealing or releasing a flow opening in the housing wall; and a shaft which is connected with the valve flap. The shaft is guided through an opening in the housing wall to the outside of the flow channel. The opening has an opening width which is larger than the largest diameter of the smallest projected area of the valve flap and of the part of the shaft protruding into the flow channel in the mounted state, and the opening is sealed in the mounted state by a cover through which the shaft extends. | 06-13-2013 |
20130141052 | SYSTEM FOR STORING ELECTRICAL ENERGY - A system for storing electrical energy having several storage cells, each storage cell having an operating voltage, an electrical load and a switching element connected in series with each storage cell. The switching element being closed when a threshold voltage of the storage cell is reached or exceeded. The system including at least one module having several storage cells and a control device. The control device being configured to assign a temperature to individual storage cells and a module voltage to the module. The control device being further configured to alter the threshold voltage of the individual storage cells dependant upon the assigned temperature whilst maintaining the module voltage. | 06-06-2013 |
20130133851 | DEVICE AND METHOD FOR PRODUCING A MATERIAL WEB - A method to dewater a fibrous web includes directing the fibrous web through a first press zone defined between a revolving permeable belt and a revolving permeable support belt and having a first press zone length. The fibrous web is arranged lying between the revolving permeable belt and the revolving permeable support belt. A fluid is caused to flow through the permeable belt, the fibrous web and the support belt at least over a section of the first press zone length. The fibrous web is dewatered in a second press zone following the first press zone and defined between the revolving permeable belt and the revolving permeable support belt, the second press zone having a second press zone length. The fibrous web is led through the second press zone between the permeable belt and the support belt, the permeable belt and the support belt each having a different compressibility. | 05-30-2013 |
20130133547 | Device For Pivoting One Or More Front Flaps Of A Track-Guided Vehicle, And Front Flap Module - The invention relates to a device for pivoting one or more front flaps ( | 05-30-2013 |
20130133335 | Power Plant Line Having a Variable-Speed Pump - The invention relates to a power plant line, comprising a steam turbine and/or gas turbine that rotates at a constant speed in order to drive an electric generator; a variable-speed pump for conveying and/or compressing a working medium in order to drive and/or supply the process of the steam turbine and/or the gas turbine or to pump and/or compress an exhaust gas produced in the process supply or in the gas turbine. The invention is characterized in that the variable-speed pump is driven by the steam turbine and/or gas turbine and a speed-controllable gear train is arranged in the driving connection, said gear train having a power split, which comprises a mechanical main branch and a hydrodynamic secondary branch, wherein driving power is branched off from the mechanical main branch via a hydrodynamic coupling or a hydrodynamic converter by means of the hydrodynamic secondary branch and fed back to the mechanical main branch at the output side of the gear train in a variable-speed manner by means of a superimposing gear train. | 05-30-2013 |
20130126458 | COUPLING ARRANGEMENT FOR THE FRONT OF A TRACKED VEHICLE - A coupling arrangement for the front of a tracked vehicle is disclosed, comprising a central buffer coupling having a gladhand, a coupling shaft supporting the gladhand and a bearing, via which the coupling shaft can be joined with the undercarriage of the vehicle pivotable in a horizontal and/or vertical direction. An energy consuming device allocated to the central buffer coupling having at least one energy consuming element with a destructive design is provided. To ensure maximum energy consumption in a crash with a course of events definable in advance, the coupling arrangement additionally comprises a supporting structure with two longitudinal beams arranged on the sides of the central buffer coupling and a crossbeam joined with the two longitudinal beams, said crossbeam beam being arranged above the central buffer coupling such that a vertical deflection of the coupling shaft relative to the undercarriage of the vehicle is limited by the crossbeam. | 05-23-2013 |
20130101388 | COMPRESSION DEVICE AND METHOD FOR COOLING A COMPRESSION MEDIUM - The invention concerns a compression device fitted with a drive unit;
| 04-25-2013 |
20130101359 | ANCHORING ELEMENT FOR A HYDRAULIC ENGINEERING INSTALLATION - The invention relates to an anchoring element for a hydraulic engineering installation having at least one ballast weight for weighting purposes and is characterized in that the anchoring element comprises a plurality of shear-protection elements which are arranged movably on lateral guides in the anchoring element such that, when the anchoring element is deposited on the bottom of a body of water, the shear-protection elements bear down on the bottom of the body of water under their own weight when in contact with said bottom and move individually along the respective lateral guide until the anchoring element assumes a position of equilibrium. | 04-25-2013 |
20130098573 | METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT - A sheet forming unit including a headbox with at least one feed device, a turbulence generating device having a plurality of turbulence generating channels and a nozzle. The nozzle includes an outlet gap located downstream from the headbox forming a line of impingement in a flow direction. Immediately upstream from the nozzle is the turbulence generating device in which during operation of the headbox a fibrous stock suspension passes through the plurality of turbulence generating channels in partial flows. Inside a turbulence generating channel there is a final fluidization region in which a pressure loss is produced in the partial flow of fibrous stock suspension in the turbulence generating channel. The headbox and the forming unit are arranged so that a dwell time of the fibrous stock suspension from the final fluidization region to the line of impingement on the clothing is ≧30 ms to ≦300 ms. | 04-25-2013 |
20130088014 | WATER TURBINE - A hydroelectric power station has an energy unit including a turbine and a generator. The impeller of the turbine includes an impeller ring and turbine blades. The radially outer ends of the turbine blades are fixed to the inner surface of the impeller ring, and the radially inner ends of the turbine blades are free and together form a central passage. The impeller ring is surrounded by the generator and acts as a bearing therefor. | 04-11-2013 |
20130086896 | HYDRODYNAMIC COUPLING - The invention concerns a hydrodynamic coupling,
| 04-11-2013 |
20130055864 | MACHINE FOR STAMPING AND/OR NIBBLING A WORKPIECE AND METHOD FOR ACTUATING THE SAME - A stamping and/or nibbling machine, with a Z-axis drive for driving a tool, which is movable in the vertical direction and can be held by a tool holder, for the machining of sheet metal workpieces, with a first CNC control unit for actuating the Z-axis drive, wherein the first CNC control unit provides an interface for a data channel to a primary control unit or to a second CNC control unit of an X/Y-axis drive for moving the sheet metal workpieces relative to the tool in horizontal directions (X, Y), wherein the tool holder, during a vertical movement during the machining of sheet metal workpieces, is rotatable around its vertical longitudinal axis by a C-drive which is actuated by the second CNC control unit, as a result of which an angle sensor is provided for detecting the angle information of the C-drive and the first CNC control unit is designed in such a way that from the angle information it determines a Z-setpoint value as a reference variable of the Z-axis drive. The invention also refers to a method for actuating such a stamping and/or nibbling machine. | 03-07-2013 |
20130036848 | Vehicle Transmissions - There is provided a vehicle transmission including a transmission input, a transmission output, and a main shaft and a countershaft, which together form a plurality of transmission ratios for providing different gears, wherein the countershaft can be shifted by means of at least one or at least two parallel gear ratios that are optionally shiftable in drive connection with the transmission input. The vehicle transmission further includes a range change transmission, comprising at least two range-change unit transmissions that are different from one another, by means of which the main shaft can be shifted optionally into a drive connection with the transmission output, wherein a performance interface for connecting an electric motor is provided in direction of the propulsion power flow from the transmission input to the transmission output downstream of the countershaft and upstream of the range change transmission. | 02-14-2013 |
20130023139 | ELECTRICAL CONTACT COUPLING FOR A TRACK-BORNE VEHICLE, PARTICULARLY A RAILWAY VEHICLE - An electrical contact coupling for a track-borne vehicle has a coupling housing and a protective flap articulated to the coupling housing. In order to ensure a reliable sealing of the coupling housing in the closed state of the electrical contact coupling, a seal is utilized which exhibits an upper sealing area running parallel to the axis of rotation and a lower sealing area running parallel to the axis of rotation. The upper sealing area associates with a sealing face aligned perpendicular to the housing end face and the lower sealing area associates with a sealing face aligned substantially parallel to the housing end face. | 01-24-2013 |
20120318623 | DEVICE FOR DAMPING COMPRESSIVE FORCES - The invention relates to a device for damping compressive forces designed to be reversible also upon dynamic impact load. With the objective of achieving the lowest possible construction volume while simultaneously retaining favorable damping properties both upon static as well as dynamic compression, the device comprises a cylinder having a hydraulic chamber, a hollow piston, a valve arrangement and a separating piston, wherein the valve arrangement divides the hydraulic chamber into a front hydraulic chamber region and a rear hydraulic chamber region and the separating piston separates a head space from the front hydraulic chamber region. The valve arrangement comprises an eccentric hydraulic compartment connected to a transfer-flow area which is sealed by an eccentrically arranged multiplier valve. | 12-20-2012 |
20120301294 | TURBINE BLADE FOR A WATER TURBINE WITH BI-DIRECTIONAL FLOW - The invention relates to a turbine blade for a water turbine, comprising, at least over part of its length, a curved profiled element having a median line created point-symmetrically in relation to a point of symmetry on the chord of the profiled element, half-way down, in such a way as to form an S-shaped curve. The median line splits the profiled element into a first side and a second side. The invention is characterised in that the turbine blade comprises an overflow device between the first side and the second side of the profiled element. | 11-29-2012 |
20120291659 | DEVICE FOR THE ON-DEMAND SEALING OF AN OPENING PROVIDED IN THE FRONTAL REGION OF A TRACK-GUIDED VEHICLE, A FRONT NOSE MODULE HAVING SUCH A DEVICE, AND A TRACK-GUIDED VEHICLE HAVING SUCH A FRONT NOSE MODULE - A device for the on-demand sealing of an opening provided in the frontal region of a track-guided vehicle has sealing member of variable size and a frame for supporting the sealing member. The frame together with the sealing member affixed thereto enclose an area through which the coupling shaft of a central buffer coupling of a track-guided vehicle can be guided. The sealing member is controllable such that the size of the area covered by sealing member can be varied. | 11-22-2012 |
20120286518 | Maritime Current Power Plant Park and a Method for Its Production - The invention relates to a maritime current power plant park, comprising several maritime current power plants which respectively comprise a rotor-like water turbine and an electric generator which are connected by means of a drive train, with the drive train comprising bearing components for supporting the rotor-like water turbine. | 11-15-2012 |
20120233990 | METHOD FOR OPERATING A HYDRAULIC DRIVE DEVICE AND METHOD OF OPERATING THE SAME - The invention relates to a method for operating a hydraulic drive device comprising a hydraulic piston-cylinder unit having a working piston that can be moved in a working direction between an upper dead point and a lower dead point, a set point for the position of the working piston in the working direction being predefined, and an actual value of the position of the working piston in the working direction being interrogated, and the movement of the working piston being regulated as a function of the set point and the actual value. The invention additionally relates to a hydraulic drive device. | 09-20-2012 |
20120222633 | COOLING SYSTEM, IN PARTICULAR OF A MOTOR VEHICLE - The invention concerns a cooling system, in particular a motor vehicle cooling system comprising
| 09-06-2012 |
20120178540 | Elastic Coupling - An elastic coupling comprises a primary part ( | 07-12-2012 |
20120175141 | DEVICE AND METHOD FOR THE CUTTING SHOCK DAMPING OF WORK MACHINES - The invention relates to a device ( | 07-12-2012 |
20120151919 | Frost-resistant steam circuit process device and its method of operation - The invention concerns a steam circuit process device comprising a reservoir for a liquid working medium; a feed pump for supplying working medium from the reservoir to an evaporator, in which the working medium is evaporated; an expander, to which vaporised working medium is fed by the evaporator, which expands by way of performing mechanical work in the expander; a condenser, which follows the expander and is in fluid connection with the reservoir, whereas the working medium is liquefied in the condenser; The invention is characterised in that the steam circuit process device includes an emptying pump for the working medium which is arranged in a by-pass line between the reservoir and a switchable valve system in fluid communication with at least one further component of the steam circuit process device. | 06-21-2012 |
20120103544 | METHOD FOR PRODUCING A WEB OF TISSUE - Method for producing a tissue web which includes moving the tissue web over at least one drying cylinder, removing the tissue web from the at least one drying cylinder with a creping doctor, supporting one side of the tissue web with a transfer device at least largely over an entire distance between the creping doctor and a winding device, wherein the tissue web has a free web draw between the creping doctor and the winding device, and winding the tissue web with a winding device. | 05-03-2012 |
20120068437 | COUPLER HEAD OF A COUPLING DEVICE FOR MECHANICALLY CONNECTING TWO UNITS, PARTICULARLY VEHICLE UNITS - A coupler head of a coupling device for mechanically connecting two units is provided. The coupler head comprises at least one coupler lock to form a mechanical connection with a coupler lock of a counter-coupler head, and an electrical contact coupling for the coupling of at least one electrical line between the coupler head and the counter-coupler head. The coupler head further comprises a base body to which the coupler lock and the electrical contact coupling are mounted, so as to enable the coupler head to be universally applicable for a plurality of applications and in particular for it to be operated as low-maintenance as possible. A coupler head housing accommodates the base body with the at least one coupler lock and electrical contact coupling. The base body further comprises a linkage to which a coupling shaft is articulated so as to be pivotable in a horizontal and/or vertical plane. | 03-22-2012 |
20120031299 | Energy-Absorbing Device Particularly For A Shock Absorber For A Track-Guided Vehicle - An energy-absorbing device, particularly for a shock absorber of a track-guided vehicle, has an energy-absorbing element designed as a deformation tube and a counter element which interacts with the deformation tube such that upon a critical impact force being exceeded, the counter element and the deformation tube exhibit a relative movement toward one another while at least a portion of the impact energy introduced into the energy-absorbing device is simultaneously absorbed. For the energy absorbtion to take place according to a predictable sequence of events when force is introduced non-axially into the energy-absorbing device, the counter element is connected to the deformation tube by means of a form-fit connection circumferential to the deformation tube so as to prevent twisting of the counter element relative the deformation tube. | 02-09-2012 |
20120002909 | Transmission, particularly compressor wheel gear and methods to improve the starting behavior of such - The invention concerns a transmission, in particular a compressor transmission, which is installed between a drive machine and a unit to be driven;
| 01-05-2012 |
20110315097 | VEHICLE COOLING CIRCUIT HAVING A RETARDER OR A HYDRODYNAMIC CLUTCH - A vehicle cooling circuit, especially an engine cooling circuit, including a cooling medium pump and a vehicle drive engine and/or other heat-generating assembly cooled by means of the cooling medium. The circuit includes a hydrodynamic retarder with the working medium of the hydrodynamic retarder simultaneously also being the cooling medium of the cooling circuit, and the hydrodynamic retarder operating as the cooling medium pump. The secondary blade wheel is associated with a brake or a drive running counter to the drive of the primary blade wheel in such a way that it can optionally be fixed in a first operating state (braking operation) or be driven counter to the rotational direction of the primary blade wheel and, in a second operating state (pumping operation), can partially or completely be released such that it circulates at the speed of the primary blade wheel or at a specified speed difference slower than the primary blade wheel. | 12-29-2011 |
20110296762 | DEVICE FOR PIVOTING A FRONT HATCH AS WELL AS A FRONT HATCH MODULE - According to an exemplary embodiment of the present disclosure, a device can be provided for pivoting a front hatch of a track-guided vehicle, which can a reduced weight, while at the same time being able to reduce susceptibility to failure. The device can include a first pivot lever connectable to the front hatch and a second pivot lever connectable to the front hatch, where the pivot levers can be rotatable about a common rotational axis, to pivot the front hatch relative the vehicle chassis. The device can also include a first actuating element connectable to the vehicle chassis which can interact with the first pivot lever. For example, upon the first actuating element being actuated, torque can be exerted on the first pivot lever. A second actuating element can be provided which is connectable to the vehicle chassis, and which interacts with the second pivot lever. Upon the second actuating element being actuated, torque can be exerted on the second pivot lever. The device can further include a synchronization element (e.g., in the form of a rod-shaped element) extending along the common rotational axis which is connected to the first pivot lever on the one side and to the second pivot lever on the other so as to synchronize the rotational movement of the pivot levers. | 12-08-2011 |
20110294621 | METHOD FOR CONTROLLING THE POWER TRANSMISSION IN A DRIVE TRAIN AND DRIVE TRAIN - The invention relates to a method for controlling the power transmission in a drive train, in particular of a motor vehicle, wherein the drive train comprises: an internal combustion engine which drives an output shaft at an engine speed and generates an exhaust gas stream; an exhaust gas turbine which is arranged in the exhaust gas stream and is engaged in or can be switched to a drive connection with the output shaft in order to transmit the drive power of the exhaust gas turbine to the output shaft; a compressor which is arranged in a fresh air stream supplied to the internal combustion engine and which is engaged in and driven by a drive connection with the exhaust gas turbine in order to charge the internal combustion engine at a predefined charging pressure; a power-controlled hydrodynamic clutch, which is arranged in the drive connection between the exhaust gas turbine and the output shaft and by means of which drive power of the exhaust gas turbine is transmitted to the output shaft depending on the power controller, and which has a primary wheel that is driven by the exhaust gas turbine and a secondary wheel that is driven hydrodynamically by the primary wheel and in turn drives the output shaft. The method according to the invention for controlling the power transmission in a drive train, in particular of a motor vehicle, controls the power transmission of the hydrodynamic clutch depending on certain input variables. | 12-01-2011 |
20110274480 | ADAPTER COUPLER FOR ADAPTING COUPLINGS OF DIFFERENT DESIGN - An adapter coupler ( | 11-10-2011 |
20110271667 | HYDRAULIC DRIVE DEVICE HAVING TWO PRESSURE CHAMBERS AND METHOD FOR OPERATING A HYDRAULIC DRIVE DEVICE HAVING TWO PRESSURE CHAMBERS - The invention relates to a hydraulic drive device, comprising a piston which is guided displaceably in a cylinder chamber along a working axis and adjoins a working pressure chamber that can be pressurized by hydraulic fluid, and comprising a control means that is guided in the piston at least in some sections between different control states in order to control the flow of the hydraulic fluid from a high pressure supply into the working pressure chamber to move the piston in the working direction and from the working pressure chamber to a return flow chamber, wherein the region of the piston facing away from the working pressure chamber delimits a low pressure chamber that is pressurized by a low pressure supply for hydraulic fluid during the operation of the device such that the piston is moved back against the working direction when the control means connects the working pressure chamber to the return flow chamber. The invention furthermore relates to a method for operating a hydraulic drive device. | 11-10-2011 |
20110260458 | TUBULAR TURBINE GENERATOR UNIT - The invention concerns a tubular turbine generator unit including
| 10-27-2011 |
20110251009 | SUPERIMPOSED TRANSMISSION HAVING COUPLING SHAFTS - The invention concerns a superimposed transmission for driving a rotational speed-variable work machine having the following design:
| 10-13-2011 |
20110249924 | PILLOW BLOCK FOR A SEGMENTED MEDIA-LUBRICATED PLAIN BEARING - The invention relates to a pillow block ( | 10-13-2011 |
20110220442 | Hydrodynamic machine, especially hydrodynamic retarder - The invention relates to a hydrodynamic machine, especially a hydrodynamic retarder, comprising two blade wheels which are opposite of one another in such a way that they jointly form a toroidal working chamber which can be filled with a working medium in order to hydrodynamically transfer torque by means of a cycle flow of the working medium in the working chamber from the first blade wheel to the second blade wheel, with the first blade wheel rotating about a rotation axis and the second blade wheel rotating about the same rotation axis in the same direction of rotation or opposite of the direction of rotation of the first blade wheel, or being held in a stationary manner. | 09-15-2011 |
20110146932 | ADVANCED DEWATERING SYSTEM - Method of drying a paper web in a press arrangement. The method includes moving the paper web, disposed between at least one first fabric and at least one second fabric, between a support surface and a pressure producing element and moving a fluid through the paper web, the at least one first and second fabrics, and the support surface. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 06-23-2011 |
20110127103 | POWER STEERING PUMP DRIVE - The invention relates to a power steering pump drive
| 06-02-2011 |
20110126999 | PROCESS AND APPARATUS FOR PRODUCING A FIBROUS WEB - Apparatus for producing a fibrous web that includes a smooth roll and at least one opposing element. The smooth roll and the at least one opposing element are arranged to form at least one press nip, a felt is structured and arranged to guide the fibrous web through the at least one press nip, and an embossing belt is structured and arranged to receive the fibrous web from the smooth roll. The smooth roll and the embossing belt are arranged such that the fibrous web passes in an unsupported manner over a free draw between said smooth roll and said embossing belt. | 06-02-2011 |
20110123377 | PISTON COMPRESSOR WITH NO-LOAD OPERATION VALVE - The invention concerns a piston compressor for compressing a compressible medium. The piston compressor includes a compressor stage, which includes a piston guided in a cylindrical space as well as an inlet valve chamber connected with the cylindrical space through art inlet valve and an outlet valve chamber connected with the cylindrical space through an outlet valve. The inlet valve chamber is connected with the cylindrical space through an idle control valve. The idle control valve includes a valve body and a control body. The valve body inner space presents a connection with the cylindrical space of the compressor stage and the valve body outer surface shows a compensation opening connecting the valve body inner space with the inlet valve chamber. The control body can move back and forth on the valve body, in an opening position releases the compensation opening, in a closed position locks the compensation opening and moves into closed position, if a pressure in the outlet valve chamber of the compressor stage arranged downstream exceeds a presettable value. The invention moreover concerns an idle control valve for a piston compressor for compressing a compressible medium. | 05-26-2011 |
20110088381 | DRIVE TRAIN WITH A HYDRODYNAMIC MACHINE ARRANGED ON THE OUTPUT SIDE OF THE TRANSMISSION - The invention relates to a drivetrain, in particular a motor vehicle drivetrain, comprising: an engine; a gearbox comprising a main output and at least one auxiliary output; a hydrodynamic machine disposed at the auxiliary output on the gearbox output side; the hydrodynamic machine comprises a housing, stator vanes, and a rotor blade wheel; the rotor blade wheel can be driven by an input shaft; the input shaft is the output shaft of the auxiliary output or a shaft coaxially connected thereto. The drivetrain, in particular motor vehicle drivetrain, according to the invention is characterized by the following features: the housing of the hydrodynamic machine is designed in at least two parts, comprising a first housing part comprising the rotor blade wheel and the input shaft and mounted on the gearbox or integral to the same, a second housing part comprising the stator vanes and connection channels for feeding/discharging the working medium, wherein the second housing part is supported by the first housing part and is rotatably mounted on the first housing part or can be mounted on the first housing part at various rotated positions relative to the first housing part. | 04-21-2011 |
20110081257 | DRIVETRAIN AND METHOD FOR PROVIDING A SUPPLY TO A COMPRESSED AIR SYSTEM - The invention relates to a drivetrain, in particular motor vehicle drivetrain, | 04-07-2011 |
20110079569 | Device for damping tractive and compressive forces - The invention relates to a device for damping tractive and compressive forces which damps forces acting in both the tractive and compressive directions over a wide range, the device operating to be free of wear and having small overall length. The device has a damping system held in a housing and which has a resilient unit and a hydraulic damping arrangement, and a piston rod which is displaceable in the longitudinal direction relative to the housing of the damping system. Formed in an end region of the piston rod is a piston head which is held in a first hydraulic chamber of the hydraulic damping arrangement to be displaceable. If there is longitudinal movement of the piston head relative to the first hydraulic chamber, hydraulic fluid flows in a throttled manner, via a transfer-flow system, to a second hydraulic chamber of the hydraulic damping arrangement. | 04-07-2011 |
20110061829 | METHOD FOR DEGASSING AND SUPPLYING A FIBROUS SUSPENSION TO A HEADBOX OR A FILTER DEVICE AND DEGASSING DEVICE - Degassing device that includes a housing, a rotor having a rotatable interior arranged within the housing, an inlet for adding a liquid to be degassed, the inlet being structured to open into the interior of the rotor, and an outflow for a degassed liquid. A degassing tube is centrally arranged with respect to the interior to remove gas escaping from the liquid. The rotor includes at least one opening structured and arranged to produce an hydraulic connection with the outflow. | 03-17-2011 |
20110056636 | METHOD FOR DEGASSING AND SUPPLYING A FIBROUS SUSPENSION TO A HEADBOX OR A FILTER DEVICE AND DEGASSING DEVICE - Method for supplying fibrous suspension to at least one headbox that includes degassing a diluting liquid via rotation of a rotor of a degassing device to apply centrifugal forces to the diluting liquid, guiding the degassed diluting liquid out of the degassing device into a separate diluting water pump, and mixing at least a portion of the degassed diluting liquid with a high-consistency suspension to form the fibrous suspension | 03-10-2011 |
20110008169 | Device for sealing a rotating shaft - A device serves the purpose of sealing a rotating shaft for use under water. It exhibits face seals which seal a work area against the water. In accordance with the invention the face seals are constructed in the form of three slide ring pairs, wherein between the three slide ring pairs two areas ( | 01-13-2011 |
20100322706 | ADAPTER COUPLER FOR ADAPTING COUPLINGS OF DIFFERENT DESIGN - An adapter coupler for adapting couplings of different design has a first connecting mechanism for the releasable connecting of the adapter coupler to a first coupling, a second connecting mechanism for the releasable connecting of the adapter coupler to a second coupling, and a coupler housing to connect the first connecting mechanism to the second connecting mechanism. With the objective of simplifying the manual manipulation of the adapter coupler, it is configured to be of lightweight construction, wherein the coupler housing is formed from fiber composite material, in particular carbon file composite material, and exhibits a shape adapted to an adapter coupler constructed from metal, and wherein the coupler housing exhibits a sturdy fiber architecture relative to the stress loads it experiences. | 12-23-2010 |
20100270253 | Linkage for the articulated connection of a coupling rod to a railcar body - The invention relates to a linkage for the articulated connection of a coupling rod to a railcar body, wherein the linkage comprises includes a base plate connectable to the railcar body in which a through-hole is configured through which a railcar body-side end section of the coupling rod extends and a drawgear arranged on the railcar body-side end section of the coupling rod. The drawgear has a front spring plate affixed to the coupling rod in front of the base plate in the longitudinal direction of the coupling rod and a rear spring plate affixed to the coupling rod behind the base plate in the longitudinal direction of the coupling rod. To achieve effective anti-rotation protection, the front spring element and/or rear spring element engages with the base plate such that the rotational forces transmitted from the coupling rod to the base plate is conducted at a right angle without slip. | 10-28-2010 |
20100192800 | BOGIE FOR A RAIL VEHICLE WHICH HAS A DRIVE - The invention relates to a bogie for a locomotive | 08-05-2010 |
20100186919 | TRANSPORT BELT - A transport belt, in particular for machines for the production of web material such as paper or paperboard. The transport belt includes a web material contact side having a substantially smooth unstructured web material surface and having printing material thereon. | 07-29-2010 |
20100133841 | HYDROELECTRIC POWER PLANT - The invention relates to a hydropower plant
| 06-03-2010 |
20100101228 | Drive train comprising an expander driven by fluid or steam - The invention is characterised in that the expander is integrated into the secondary side of the transmission by means of one or more of the following features: the expander has a housing which substantially completely surrounds the expander; the expander is equipped with a drive shaft which projects out of the housing and has a coupling element that is fixed to the drive shaft and that produces a drive connection. The housing of the expander is mounted on the secondary side on the exterior of a transmission housing that surrounds the transmission, or is mounted from the exterior and partially inserted into the transmission housing, in such a way that the coupling element of the drive shaft projects into the transmission housing, producing a direct or indirect drive connection to the transmission output; the transmission has a heat exchanger, which is used to cool transmission oil for lubricating the transmission and/or actuating clutches or brakes inside the transmission, the working medium of the expander being conducted through the heat exchanger in such a way that heat is dissipated from the working medium to partially or completely condense the latter or that heat in the heat exchanger is transferred to the working medium of the expander to heat the latter. | 04-29-2010 |
20100064931 | Vehicle front-end module for mounting to the front end of a rail-borne vehicle, in particular a railway vehicle - The invention relates to a vehicle front-end module having a vehicle front-end structure ( | 03-18-2010 |
20100032111 | PROCESS FOR PRODUCING FIBROUS MATERIAL FROM WOOD - A process for producing fibrous material which includes the following: preparing a solution of chemicals that includes less than 25% of sulphite (calculated as Na | 02-11-2010 |
20090311529 | HIGH TENACITY THERMOPLASTIC POLYURETHANE MONOFILAMENT AND PROCESS FOR MANUFACTURING THE SAME - The present invention relates to a high tenacity polyurethane monofilament and a process for manufacturing the same, comprising of orienting and dynamic annealing of a polyurethane-containing monofilament. In addition to high tenacity, the present invention imparts reduced shrinkage and elongation to monofilament fibers, facilitating the use of thermoplastic elastomers in industrial fabrics, particularly in paper machine clothing (PMC). The brief abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way. | 12-17-2009 |
20090309367 | ROTATABLE ENERGY GENERATION UNIT FOR GENERATING ELECTRIC ENERGY FROM A WATER FLOW - The invention relates to a rotatable power generation plant for generating electric power from a flow of water, comprising:
| 12-17-2009 |
20090308558 | Structured fabric for papermaking and method - Fabric for making a bulky web. The fabric includes a machine facing side and a web facing side comprising pockets formed by more MD yarns than CD yarns. Adjacent pockets are offset from each other and are defined by MD and CD knuckles. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 12-17-2009 |
20090308064 | DRIVE DEVICE FOR A VEHICLE - The invention relates to a drive device ( | 12-17-2009 |
20090214822 | MULTILAYERED LAMINATED FABRIC WITH SINGLE SEAM - A system and method of for creating a multilayered laminated fabric having a single seam. The system includes a top base layer having a seam and a roll side base layer having a first end and a second end arranged in a non-contacting manner to form a gap. The method includes joining a top base layer and a roll side base layer together and seaming the top base layer, wherein a gap is formed in the roll side base layer. | 08-27-2009 |
20090212000 | Support device - The invention relates to a supporting device ( | 08-27-2009 |
20090211722 | BELT AND METHOD OF MAKING A BELT FOR A PAPER MAKING MACHINE - Belt and method of making a belt for a paper making machine. The belt includes a flat woven material having a top side surface and a bottom side surface and two terminal ends separated in a machine direction. Folds formed in the flat woven material are separated in the machine direction, so that the two terminal ends are located under the bottom side surface. Seam loops are located at the folds, and the two terminal ends one of are arranged adjacent each other and overlap each other in a region offset from a center between the folds. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way. | 08-27-2009 |
20090205740 | Forming fabric having exchanging and/or binding warp yarns - Forming fabric that includes a top layer having top weft yarns and a bottom layer having bottom weft yarns. At least two pairs of adjacent binding warp yarns and at least two pairs of adjacent top and bottom warp yarns are utilized. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 08-20-2009 |
20090205739 | Forming fabric having binding warp yarns - Forming fabric that includes a top layer including top weft yarns and a bottom layer including bottom weft yarns. Binding warp yarns weave with the top weft yarns and bind to the bottom layer. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 08-20-2009 |
20090165980 | ADVANCED DEWATERING SYSTEM - System for drying a tissue or hygiene web. The system includes a permeable structured fabric carrying the web over a drying apparatus. A permeable dewatering fabric contacts the web and is guided over the drying apparatus. A mechanism is used to apply pressure to the permeable structured fabric, the web, and the permeable dewatering fabric at the drying apparatus. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 07-02-2009 |
20090165979 | ADVANCED DEWATERING SYSTEM - System for drying a tissue or hygiene web. The system includes a permeable structured fabric carrying the web over a drying apparatus. A permeable dewatering fabric contacts the web and is guided over the drying apparatus. A mechanism is used to apply pressure to the permeable structured fabric, the web, and the permeable dewatering fabric at the drying apparatus. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 07-02-2009 |
20090156379 | CLOSED SYSTEM COOLED COVERED ROLL AND METHODS OF FORMING AND OPERATING COOLED COVERED ROLL - Roll, method of forming roll and method of operating roll. Roll includes a roll body, a deformable cover coupled to the roll body, a pluggable input, a pluggable output, and a coolant contained within the roll body at least in an amount sufficient for a rimming mode to occur during normal operation of the roll. The present abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way. | 06-18-2009 |
20090105972 | METHOD FOR THE DETERMINATION OF WORK PERFORMANCE - The invention relates to a method for the determination of the electrical work in systems in which the voltage is switched. At preset times for this purpose current values are measured and interpolated between the measurement. With the help of the switched voltage a classification of each interpolated current path is performed. The interpolated current value is then multiplied or integrated by the voltage value/values between the preset times respectively for the determination of the work. Along with the electrical work moreover in accordance with a further method similarly the electrical power in such systems can be determined. | 04-23-2009 |
20090075543 | MALLEABLE POLYMER MONOFILAMENT FOR INDUSTRIAL FABRICS - The present invention relates to malleable polymer monofilaments that show shape malleability under heat and stress. The monofilaments can be used in closely woven industrial fabrics, especially in paper machine fabrics, as weft materials that protect load bearing warp yarns for better wear resistance. | 03-19-2009 |
20090074561 | AXIAL THRUST OFFLOADING DEVICE - The invention concerns an axial thrust offloading device for the axial thrust balance of a machine shaft, including:
| 03-19-2009 |
20090068909 | Structured forming fabric and method - Forming fabric for making a bulky web. The fabric includes a machine facing side and a web facing side having pockets formed by warp and weft yarns. A bottom of the pockets is formed an exchange of a different number of the warp and the weft yarns. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 03-12-2009 |
20090065462 | Shock absorber - The invention relates to a shock absorber ( | 03-12-2009 |
20090065317 | Interchangeable energy-absorbing unit, in particular for use in combination with a buffer - The present invention relates to an energy-absorbing unit, including a UIC buffer or a side buffer, which provides an additional irreversible shock-absorbing stage for e.g., a UIC buffer which can be retroactively installed, an energy-absorbing unit, is proposed which is mountable to the support frame or undercarriage, of e.g., a railborne vehicle as one complete exchangeable unit. The energy-absorbing unit hereto includes a base plate for preferably detachable connecting of the energy-absorbing unit to the support frame or undercarriage of a car body, a connecting plate, to which e.g., the UIC buffer can be connected, and a destructively-configured energy-absorbing element which is braced between the base plate and the connecting plate without play. | 03-12-2009 |
20090065167 | Structured forming fabric and method - Forming fabric for making a bulky web. The fabric includes a machine facing side and a web facing side comprising pockets formed by warp and weft yarns. A bottom of the pockets is formed by an exchange of the warp and weft yarns. A contact plane of the web facing side includes elongated warp knuckles. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 03-12-2009 |
20090065166 | Structured forming fabric and method - Forming fabric for making a bulky web. The fabric includes a machine facing side and a web facing side having pockets formed by warp and weft yarns. The pockets are defined by more than four sides on an upper plane of the web facing side. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 03-12-2009 |
20090058109 | Shock absorber for the front or rear region of a railborne vehicle having at least one energy absorption device - The invention relates to an energy absorption device ( | 03-05-2009 |
20090013692 | METHOD AND APPARATUS FOR CONTROLLING A STEAM CYCLE - The invention relates to a steam cycle apparatus, comprising
| 01-15-2009 |
20090008963 | Energy absorbing element for multiple unit vehicles - The present invention relates to an energy dissipation device, for example for a coupling assembly, having a bearing block ( | 01-08-2009 |
20090000506 | ENERGY DISSIPATION DEVICE FOR A MULTI-MEMBER VEHICLE - The invention relates to an energy dissipation device ( | 01-01-2009 |
20080302499 | ROPE GUIDE ARRANGEMENT - Rope guide arrangement, deflection device, and method for guiding a leader strip of a material web through a device. The arrangement includes at least two ropes being arranged offset relative to one another in a first plane defined by a machine direction and a transverse machine direction. Further, the at least two ropes are arranged offset relative to one another in a second plane oriented at a non-zero angle from the first plane. | 12-11-2008 |
20080277366 | Automatic central buffer coupling - The invention relates to an automatic central buffer coupling having a coupling head, a coupling rod and a shock absorber including a destructively-configured force-absorbing member in the form of a deformable tube. The invention provides additional functionality of extendability and retractability to the coupling rod, the and for the central buffer coupling to include a controllable linear drive for the axial displacement of the coupling rod relative the fixing plate and for the bearing block to include a first bearing block component against which adjoins the coupling head-side end of the deformable tube, and a second bearing block component to which the vehicle-side end of the coupling rod is articulated, whereby the second bearing block component is axially displaceable relative the first bearing block component by means of the linear drive. | 11-13-2008 |
20080265579 | DRIVE TRAIN FOR AN IMMERSION ENERGY PRODUCTION SYSTEM - The invention relates to a power generation plant, driven by a water current, comprising
| 10-30-2008 |
20080264891 | Automatically foldable coupler - The present invention relates to a central buffer coupling ( | 10-30-2008 |
20080251228 | Roll Cover - The invention relates to a roll cover for treating a paper, cardboard, tissue or other fibrous web in a machine for manufacturing and/or converting them, comprising one or more plastic layers, of which at least one is of compressible configuration, and at least one carrier element in the form of a woven fabric, laid scrim or the like. Here, the loading of the support structure is intended to be reduced by at least one carrier element being embedded into a compressible plastic layer. | 10-16-2008 |
20080245634 | MACHINE UNIT WITH A DRIVE SYSTEM AND A MACHINE - The invention relates to a high output machine unit;
| 10-09-2008 |
20080236774 | Machine And Method For Producing A Fibrous Web - A process for producing a web ( | 10-02-2008 |
20080230199 | NEEDLED CORRUGATOR FABRIC WITH PIN SEAM - The present invention relates generally to papermaking, and relates more specifically to fabrics employed in making press felts on a paper machine, pulp machine fiber cement belts, and corrugated paper board, or box-board. The invention also relates to the monofilament base of fabric optionally with a needled batt which can provide one or more of the following advantages: hydrolysis resistant materials, providing light weight high strength fabrics, having a high permeability, and soft surface with a high coefficient of friction. The present invention also relates to an integrated loop seam integrated with machine direction yarns of the monofilament base which can provide one or more of the following advantages: extremely stable and flexible corrugator fabric, and the ability to provide a non-marking loop seam. | 09-25-2008 |
20080230198 | BELT HAVING A NON-LINEAR SEAM AND A METHOD OF ON-MACHINE JOINING OF BELT ENDS - An industrial belt having a non-linear seam adapted to be on-machine joinable. In a particular embodiment, the seam is made up of a opposite end regions of the belt having complementary projections, such as in the form of castellations, which engage at the seam, providing a completely integrated belt throughout the zone of the seam. In the field of papermaking, the belt of the invention can take the form of a transfer belt, whereby the invention provides a fully interlocking, strong seam which minimizes any potential mechanical or hydraulic sheet marking. The invention also includes a method of creating the end regions of the belt, seaming the belt, and casting the belt. | 09-25-2008 |
20080218021 | ROTOR ARRANGEMENT FOR A UNILATERAL TRANSVERSE FLUX MACHINE WITH FLUX CONCENTRATION - The invention relates to a rotor arrangement for a unilateral transverse flux machine with flux concentration which is in interaction via an air gap with a coaxially arranged stator arrangement with stator poles and interposed annular winding, and comprises rotor pole shoes in the circumferential direction with interposed permanent magnets with changing poling, characterized in that a rotor pole unit with rotor pole shoes is provided for each stator pole unit of the stator pole arrangement, with adjacent rotor pole shoes of one phase being connected with one keeper ( | 09-11-2008 |
20080207418 | Deflection Compensating Roll - A deflection compensating roller including a rotating roller casing, a rotationally fixed yoke axially extending through the roller casing, at least one hydrostatic support device arranged between the yoke and the roller casing, the at least one hydrostatic support device comprising a pressure compartment and at least one oil pocket that communicates with the pressure compartment via at least one first restricted flow zone and at least one second restricted flow zone, and a fluid comprising at least one of an electrorheological fluid (ERF) and a ferro fluid. A viscosity of the fluid is adapted to be varied by way of one of an electric and magnetic field. This abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 08-28-2008 |
20080202881 | STARTER UNIT - The invention concerns a starter unit having a hydrodynamic clutch with a pump wheel and a turbine wheel which form together a torus-shaped working space, which can be filled and emptied with working medium by way of a supply and discharge medium. A circulatory flow of the working medium can be provided in said working space; at which a throttling component has been provided which can be moved by means of a pressure- controlled adjusting mechanism in order to affect the circulatory flow in and/or at the working space; and a mechanical bridging clutch having at least two coupling elements which can be placed in a friction-locked connection to each other via a pressure-controlled clutch-engaging device so that the pump wheel and the turbine wheel are torque connected. | 08-28-2008 |
20080196855 | PRESS SECTION AND PERMEABLE BELT IN A PAPER MACHINE - A permeable belt, a belt press including a roll having an exterior surface and the permeable belt, and a method of drying or pressing a web with the permeable belt. The permeable belt can be tensioned to at least 30 KN/m. A side of the permeable belt has an open area of at least approximately 25% and a contact area of at least approximately 25%. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 08-21-2008 |