Patent application number | Description | Published |
20110204274 | Valve actuator with customizable overload clutch - A valve of a heating, ventilation and/or air conditioning system includes an actuator with a housing and a shaft which is arranged at least partially in the housing and which can be coupled directly or indirectly to the valve such that the valve can be adjusted during a rotation of the shaft. A hand-operated element can be coupled to the shaft via an overload clutch arranged between the hand-operated element and the shaft which limits a torque which is transmitted onto the shaft by the hand-operated element to a predetermined maximum value. The overload clutch has a coupling element and a replaceable spring element which presses the coupling element against the shaft such that the maximum value for the transmittable torque is dependent on the replaceable spring element. | 08-25-2011 |
20110232091 | COUPLING ACTUATING ELEMENT OF VALVE TO CONNECTION ELEMENT OF ACTUATOR - The mechanical coupling of an actuating element of a valve to a connection element of an actuator is accomplished with the actuating element able to be displaced along a z-axis for the purpose of adjusting the valve and the connection element, at a corresponding orientation of the actuator, can likewise be displaced along the z-axis relative to the valve by the actuator. The device has (a) a first coupling element which can be coupled to the actuating element so that a certain freedom of movement is provided between the first coupling element and the actuating element along the z-axis, (b) a second coupling element which can be coupled to the connecting element, (c) a connecting element which links the two coupling elements to each other in a movable manner, and (d) a clamping device which is arranged on the first coupling element and/or on the second coupling element and which is embodied such that, upon an actuation of the clamping element the two coupling elements are braced against each other, and an actuating element coupled to the first coupling element is clamped without play to the two coupling elements along the z axis. | 09-29-2011 |
20110240901 | Coupling an actuator to a valve using a retaining element engaging in a recess - A device is described for mechanically coupling an actuator to a valve which is adjustable by a plunger that is displaceable along a z-axis. The device has (a) a retaining element which can be mounted on a connecting chassis of the actuator and which is embodied for engaging on two opposite sides of a connection piece of a valve body in a recess incorporated in the connection piece, and (b) a clamping device which is disposed on a section of the retaining element and which is embodied in such a way that when the clamping device is actuated the section of the retaining element is displaced parallel to the z-axis relative to the connecting chassis such that the connecting chassis bears against the connection piece. An actuator having a coupling device of said kind and a method for mechanically coupling an actuator to a valve are also described. | 10-06-2011 |
20110280692 | MACHINE TOOL HAVING WORKPIECE HOPPER - A machining device for material-removing machining of a workpiece includes a stationary frame, a workpiece magazine, a workpiece slide movable relative to the frame and accommodates a workpiece and a housing which encompasses a machining chamber and is located outside the workpiece magazine, wherein the workpiece magazine accommodates a plurality of workpieces, the workpiece magazine moves workpieces to an interchange point, the workpiece slide imparts translational movement to a workpiece along an X axis during workpiece machining and the workpiece slide is movable along the X axis to such an extent that the workpiece located on the workpiece slide is movable to the interchange point disposed outside the machining chamber encompassed by the housing. | 11-17-2011 |
20120325035 | ACTUATOR - At least a motor, a gear unit and an adjustment connection form an actuator. The gear unit is fitted with at least two mutually movable gear parts, as well as a spring acting on two of these that counteracts their movement out of an idle state. The gear unit is designed such that when an adjustment connection is blocked the motor moves the gear parts out of the idle state during operation to an operating point. In addition, the gear unit is designed such that during the movement out of the idle state it reduces the extent to which the movement is counteracted from a particular point upstream of the operating point. | 12-27-2012 |
Patent application number | Description | Published |
20090186310 | GAS BURNER NOZZLE - The invention relates to a gas burner nozzle for flame work, with a central oxygen supply consisting of several pipes ( | 07-23-2009 |
20090214990 | FLAME BURNER AND METHOD FOR FLAME BURNING A METALLIC SURFACE - The invention relates to a flame burner having a nozzle ( | 08-27-2009 |
20100147109 | METHOD AND DEVICE FOR PRODUCING BINDERLESS BRIQUETTES AND BRIQUETTES COMPRISING METAL CHIPS AND METAL DUSTS - The invention relates to a process for producing binderless briquettes from metal chips and metal dusts in which the metal chips are pressed into a cup-shaped form and the upwardly open cavity produced as a result is filled with metal dust, after which the opening is closed with a cover consisting of pressed metal chips. | 06-17-2010 |
20120067541 | PERMANENT MOLD FOR CONTINUOUS CASTING - A copper mold or copper mold plate and also a process for reconditioning such worn molds or mold plates, which are used for the continuous casting of metals or metal alloys is provided. An electrolytically applied copper coating is provided on the inner wall of the mold or on that side of the mold plate which faces toward the casting strand. | 03-22-2012 |
20120080159 | CONTINUOUS-CASTING MOLD - A continuous-casting mold has an inner mold tube having a plurality of side walls formed with coolant passages and a plurality of profiles extending longitudinally on each of the side walls and each formed with a respective plurality of longitudinally spaced undercut grooves. An outer jacket surrounds the mold tube. Respective connectors each have a base generally complementarily fitting in a respective one of the grooves and a tubular and internally threaded body projecting outward from the respective base. Respective screws engage from outside through the jacket into the bodies. | 04-05-2012 |
20130203326 | GRINDING WHEEL FOR LONGITUDINAL OR TRANSVERSE GRINDING - A grinding wheel has an inner core part and an outer annular grinding part connected the inner core part. The outer grinding part is made of a granular abrasive medium and plastic or glass fibers. The fibers form between 0.15% and 1%, preferably 0.2% to 0.4%, by weight of the grinding part. | 08-08-2013 |
Patent application number | Description | Published |
20100000634 | PROCESS FOR PRODUCING A STEEL STRIP COMPRISING A RELATIVELY HIGH STRENGTH DUAL PHASE STEEL - A relatively high strength dual phase steel for a cold-rolled or hot-rolled steel strip with excellent forming properties, in particular for lightweight vehicle construction, contains the elements (contents in mass-%): 0.1 to <0.16 of C, 0.02 to <0.05 of Al, 0.40 to <0.60 of Si, 1.5 to <2.0 of Mn, <0.020 of P, <0.003 of S, <0.01 of N, 0.01 of Nb, 0.02 of V, remainder iron including common incidental steel elements with optional addition of Ti. The demanded dual phase microstructure is produced during continuous annealing, wherein the cold-rolled or hot-rolled steel strip is heated in the continuous annealing furnace in a one-step process to a temperature in the range of 820 to 1000° C., preferably 840 to 1000° C., and the annealed steel strip is then cooled down from the annealing temperature with a rate of cooling between 15 and 30° C./s. | 01-07-2010 |
20130048150 | Method for producing workpieces from lightweight steel having material properties that are adjustable across the wall thickness - A method for producing a workpiece having properties which are adjustable across a wall thickness or strip thickness of the workpiece, includes the steps of subjecting the workpiece to a decarburizing annealing treatment under an oxidizing atmosphere and to an accelerated cooling and/or a cold forming for generating a property gradient of the workpiece, wherein the workpiece is made of an austenitic lightweight steel which has an alloy composition which includes by weight percent 0.2% to 1% carbon, 0.05% to <15% aluminum, 0.05% to 6.0% silicon, 9% to <30% manganese, and at least one element selected from the group consisting of chromium, copper, boron, titanium, zirconium, vanadium and niobium, wherein chromium=4.0%; titanium+zirconium=0.7%; niobium+vanadium=0.5%, boron=1%, the remainder iron including common steel companion elements. | 02-28-2013 |
20140290322 | METHOD FOR PRODUCING A COMPONENT BY HOT FORMING A PRE-PRODUCT MADE OF STEEL - In a method for producing a component by hot forming of a pre-product made of steel, the pre-product is heated to forming temperature and subsequently formed. The product is heated to a temperature below the AC | 10-02-2014 |
20140367066 | PROCESS AND DEVICE FOR PRODUCING A CAST STRIP WITH MATERIAL PROPERTIES WHICH ARE ADJUSTABLE OVER THE STRIP CROSS SECTION - A method for producing a cast strip from steel with properties that can be adjusted across a cross section and a length of the strip, includes applying a coating mass comprising a carrier liquid with additives contained therein to a side of a rotating cast band of a horizontal strip cast system, drying the coating mass for removing liquid components of the coating mass, applying a steel melt to the side of the rotating cast band via a melt container, wherein the dried coating mass is materially united with the applied steel melt; and allowing the steel melt to solidifiy to a pre-strip. | 12-18-2014 |
20150047753 | METHOD FOR PRODUCING A COMPONENT FROM STEEL BY HOT FORMING - The invention relates to a method for producing a component from transformable steel by hot forming, in which a plate first is cut out of a strip or sheet as the pre-material, and is then heated to forming temperature and pre-formed, having an at least partially martensitic transformation structure after forming. Instead of a press mould hardening, the at least partially martensitic transformation structure is created in the pre-material, or in the plate to be formed, by austenitisation and quenching already before forming, and then the thus-conditioned plate is reheated after forming, while maintaining the at least partially martensitic transformation structure, to a temperature below the Ac1 transformation temperature, and formed at this temperature. | 02-19-2015 |