08th week of 2011 patent applcation highlights part 36 |
Patent application number | Title | Published |
20110044729 | HIGH-FREQUENCY BANDING REDUCTION FOR ELECTROPHOTOGRAPHIC PRINTER - A method for reducing high-frequency banding in an electrophotographic development station having a rotating shell and a rotating magnetic core is disclosed. A rotating angular velocity of the rotating shell is adjusted relative to a angular velocity of a photoconductor such that a ratio of these angular velocities is not a ratio of whole numbers. | 2011-02-24 |
20110044730 | DEVELOPING DEVICE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS INCLUDING THE DEVELOPING DEVICE - A developing device and an electrophotographic image forming apparatus are disclosed. The developing device includes a ferromagnetic member arranged to cover at least partially the outer circumferences of two repulsive magnets of a developing roller so as to form a separating portion from which the developing agent remaining residual on the developing roller is released. | 2011-02-24 |
20110044731 | IMAGE FORMING APPARATUS AND TRANSFER APPARATUS - An image forming apparatus including: an image carrier that has a belt-like shape and carries an image; an image forming section that forms the image on the image carrier; a driving roller around which the image carrier is looped, the driving roller being rotationally driven by a first driving source to drive the image carrier; a roller around which the image carrier is looped; a transfer roller having a partially hollow peripheral surface and being rotationally driven by a second driving source, the transfer roller abutting on the image carrier to form a transfer nip at a position at which the image carrier is looped around the roller; a first tension roller that abuts on the image carrier between a position of the driving roller and a position of the roller to adjust a tensile force of the image carrier; and a second tension roller that abuts on the image carrier to adjust a tensile force of the image carrier, the second tension roller abutting on the image carrier on an abutting position opposite to that of the first tension roller so as to interpose the transfer nip between the first and second tension rollers. | 2011-02-24 |
20110044732 | Transfer unit and image forming apparatus employing the same - A transfer unit, which transfers a toner image formed on at least one image support to a printing medium, and an image forming apparatus employing the same. The transfer unit includes: an intermediate transfer body to the toner image from the image support, which has a curved transfer surface and an ASKER-A hardness of from about 25° to 40°; a transfer member, which has an ASKER-C hardness of from about 45° to 70°, and which contacts the intermediate transfer body, with a printing medium being interposed therebetween, and transfers the toner image from the intermediate transfer body to the printing medium. The transfer unit may further include: a de-electrifying member having a DC power and an AC power concurrently applied thereto, to de-electrify the printing. | 2011-02-24 |
20110044733 | Backup Roll with Capacitive Coating and an Imaging Device Transfer Station Employing the Backup Roll - A toner transfer station of an electrophotographic imaging device employs a backup roll having an inner electrically grounded cylindrical metal base core and an outer surface layer disposed about the inner base core. The outer surface layer may be formed of a polyurethane elastomer material to provide a capacitive coating with a thickness greater than 15 microns, a dielectric constant less than 12 and a resistivity of less than 3.00E+13 Ohm-cm. | 2011-02-24 |
20110044734 | FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME - In a fixing device, a pressing member rotates in a predetermined direction of rotation. A flexible fixing member is disposed opposite the pressing member to rotate in accordance with rotation of the pressing member. A nip formation member is provided inside a loop formed by the fixing member and pressed against the pressing member via the fixing member to form a nip between the fixing member and the pressing member through which a recording medium bearing a toner image passes. A contact member pressingly contacts an outer circumferential surface of the rotating fixing member at both ends of the fixing member in an axial direction thereof. | 2011-02-24 |
20110044735 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device including: a heated fixing member to fix a toner image on a recording medium; a pressing member to form a nip portion between the pressing member and the fixing member; a first blowing unit that blows air to a position close to a leading edge of the recording medium; and a second blowing unit that blows air to the recording medium, wherein a discharge pressure of the air discharged by the first blowing unit is larger than that of the air ejected by the second blowing unit; a discharged air volume discharged by the first blowing unit is less than that discharged by the second blowing unit; and a first discharge port from which air is blown by the first blowing unit is arranged upstream of a second discharge port from which air is blown by the second blowing unit. | 2011-02-24 |
20110044736 | HEAT GENERATING UNIT AND HEATING APPARATUS - A heat generating unit of the present invention is formed such that: a band-like heat generating element ( | 2011-02-24 |
20110044737 | IMAGE FORMING APPARATUS - An image forming apparatus includes: a fixing apparatus having: a heating section and a pressing section that forms a fixing-nip portion by being in pressure contact with the heating section, wherein at least one of the heating section and the pressing section having: an endless fixing belt that is trained about a plurality of rollers, a pressure applying member that causes the fixing belt to be in pressure contact with a side of the fixing-nip portion from an inner circumferential surface thereof, and a lubricant supplying member that supplies lubricant to the inner circumferential surface of the fixing belt; and a supplying amount change section that changes a supplying amount of the lubricant by the lubricant supplying member based on an amount used coming from a part replacement of at least one of the fixing belt, the pressure applying member and the lubricant supplying member. | 2011-02-24 |
20110044738 | FUSING CORE AND DRIVE COLLAR ASSEMBLY - A system for stabilizing a fuser core in an imaging device. The system includes a fuser core having a body and two opposing ends, and a pair of hubs. The opposing ends of the fuser core are configured with ratchet type geometric profiles that mate with ratchet type geometric profiles configured on the corresponding hubs. The system also includes two elastomeric collars each of which is at least partially disposed between the end of the fuser core and the corresponding mating hub. | 2011-02-24 |
20110044739 | FUSING DEVICE INCLUDING RESISTIVE HEATING LAYER AND IMAGE FORMING APPARATUS INCLUDING THE FUSING DEVICE - A fusing device includes; a heating member having a resistive heating layer constituting an outermost portion of the heating member, a nip forming member facing the heating member to form a fusing nip therewith, and a plurality of current supplying electrodes which contact an outer circumference of the resistive heating layer to supply electrical current to the resistive heating layer. | 2011-02-24 |
20110044740 | LASER FIXING APPARATUS AND IMAGE FORMING APPARATUS - A laser fixing apparatus includes: a laser light generator that generates laser light to be projected onto a recording medium. A first condenser reflects and condenses the light generated by reflection of the laser light at an irradiation position of the recording medium, such that the reflected and condensed light is re-projected at the irradiation position and/or near the irradiation position | 2011-02-24 |
20110044741 | LASER FIXING APPARATUS AND IMAGE FORMING APPARATUS - A laser fixing apparatus includes a laser light generator that generates laser light to be projected onto a recording medium; and a first condenser that reflects and condenses light reflected at an irradiation position of the laser light, such that the reflected light reenters at the irradiation position or near the irradiation position. The first condenser has a concave cylindrical surface and is arranged such that a center axis position of the cylindrical surface is located at the irradiation position of the laser light or near the irradiation position, and a reflecting surface of the first condenser is covered by a light transmitting body. | 2011-02-24 |
20110044742 | APPARATUS AND METHOD FOR XEROGRAPHIC PRINTER CLEANING BLADE LUBRICATION - An apparatus ( | 2011-02-24 |
20110044743 | DEVELOPER CONVEYING APPARATUS, DEVELOPER STORAGE CONTAINER, AND IMAGE FORMING APPARATUS - A developer conveying apparatus includes a main body in which a developer is conveyed, a first conveying member including a first rotation shaft rotatably provided in the main body and a first conveying portion having a spiral shape and provided around the first rotation shaft, and a second conveying member including a second rotation shaft rotatably provided in the main body and a second conveying portion having a spiral shape and provided around the second rotation shaft. A developer retention portion is formed at a predetermined portion of the second conveying member. | 2011-02-24 |
20110044744 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image carrier; a transferring unit; a fixing unit; a conveying unit; and a sheet shape detecting unit as defined herein, and a discharge position where the sheet is discharged from the conveying path, a feed position where the sheet is fed to the sheet conveying path and a detection position where the shape of the sheet is detected by the sheet shape detecting unit are arranged in this sequence along a sheet conveying direction to be close to one another, immediately downstream in the sheet conveying direction from a fixing position where the toner image is fixed to the sheet. | 2011-02-24 |
20110044745 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - An image forming apparatus includes a transfer belt onto which an image is transferred, a roller around which the transfer belt is wound, a transfer roller that sandwiches the transfer belt with the belt driving roller, a transfer medium transporting unit, a guide portion, and a fixing unit. The transfer roller is arranged to form a transfer nip with the roller, and transfers the image from the transfer belt to a transfer medium. The transfer medium transporting unit vertically upwardly sucks the transfer medium, and transports the transfer medium with the image facing vertically down. The guide portion vertically upwardly sucks the transfer medium transported by the transfer medium transporting unit. The fixing unit has a heating roller and a pressing roller to form a fixing nip, and fixes the image guided by the guide at the fixing nip. | 2011-02-24 |
20110044746 | Roll Paper Transportation Device And Printing Apparatus - A printing apparatus and a roll paper transportation device which reduces the space needed to accommodate a roll paper buffer mechanism unit and paper detection unit, and to reduce poor electrical contact in the contact part of the paper detection unit. The roll paper transportation device has a paper detection unit for detecting the presence of roll paper. The paper detection unit itself comprises a detection lever that pivots rotationally when in contact with the roll paper, a cam formed integrally with the detection lever and having a curved surface that is concentric to the rotary axis of the detection lever, and a switch lever that contacts the curved surface of the cam. | 2011-02-24 |
20110044747 | WRITING INSTRUMENT WITH A MULTIVARIATE MECHANICAL DOLL - A writing instrument with a multivariate mechanical doll consists of an elongated pen body having a seat mounted on an end thereof, a working piece and a doll. The action of the doll is in response to the mechanism of the working piece which is driven by extending and retracting the refill within the pen body. The doll which composes of a frontal and a rear casing incorporates a decorating object pin jointed to the working piece. Said seat includes a plate which attaches to the rear casing extended upwardly from a top thereof; and a rail is provided at a frontal portion of said plate and a locating post is provided at a rear portion thereof. The locating post is sheathed by a spring and engages to a male junction piece. Said junction piece connects to a female junction piece which fastened onto the frontal casing and engaged with a third driving element of the working piece which has a waving surface. The waving surface exerts and lifts the frontal casing allowing the decorating object to expose. The frontal casing can be replaced without any tool required. | 2011-02-24 |
20110044748 | LIQUID DYE FORMULATIONS IN NON-PETROLEUM BASED SOLVENT SYSTEMS - A method of coloring a substrate is disclosed that includes the steps of dissolving a vegetable oil ester based solvent wherein the ester is selected from a group consisting of esters having carbon chain length of C-1 to C-18 in a liquid solvent dye to form a low-sulfur containing dye formulation such that the vegetable oil ester is present in an amount of between about 5 and 80 percent by weight of the dye formulation, and mixing sufficient amounts of the dye formulation with the substrate to produce mixtures of predetermined color in which the levels of toxic substrate are substantially less than in otherwise equivalent mixtures that include hydrocarbon-based solvents. | 2011-02-24 |
20110044749 | Apparatus For Storage and Application of Liquid Materials - An apparatus that can be used for the containment and application of liquid materials, such as liquid cosmetic materials is disclosed. The applicator can have a first layer and a second layer disposed beneath the first layer. The first and second layer of the applicator can be constructed of a fibrous material, such as a nonwoven fibrous material. Each of the layers of fibrous materials can have a particular specific gravity and porosity that allow for the retention of the liquid material in the second layer as well as the passage of the liquid through the first layer when the first layer and the second layer are compressed. In other embodiments, the apparatus may comprise a reservoir layer constructed of a non-woven fibrous material. Liquid material retained in the reservoir is forced from the reservoir when the reservoir is compressed. | 2011-02-24 |
20110044750 | FLUID-POWERED BATH BRUSH - A fluid-powered bath brush that uses the kinetic energy of moving water to operate skin-cleaning attachments. In one embodiment, the bath brush comprises a brush head member having at least one brush head housing, a water wheel, a first drive gear, a second drive gear and a brush element rotatably mounted thereon, an adaptor with an outlet side adapted to be connected to a showerhead and an inlet side adapted to be connected to a first fluid-dispensing means that carries water to the showerhead and contains a diverter which diverts the flow of water from the first fluid-dispensing means to the showerhead to the flow of water from the first fluid-dispensing means to the brush head member and a flexible second fluid-dispensing means containing at least two tubes for carrying water connecting the brush head member and the adaptor. | 2011-02-24 |
20110044751 | Rocket Motor Tube With Safety Features - A vessel, such as a rocket motor tube, comprised of an insert, and a joint that allows the insert to decouple from the vessel to relieve pressure when subjected to excessive temperatures and/or a predetermined temperature or temperature range. | 2011-02-24 |
20110044752 | Lateral Pin Retention System and Method - A pin joint includes a pin having a longitudinal axis. A bushing for use with a lateral pin retention system may be positioned around the pin. The bushing includes an arc groove disposed radially about an outer surface of the bushing. A retaining plug for use with the lateral pin retention system includes an engagement head shaped to engage the arc groove and may be attachable to a linkage of a machine. | 2011-02-24 |
20110044753 | Attaching Device for End of Spring - There is disclosed an attaching device ( | 2011-02-24 |
20110044754 | DEVICE FOR CONNECTING THE GLASS PANES OF A DOOR OF A DOMESTIC APPLIANCE - A connecting device for connecting glass panes of a door of a household appliance includes a first retainer configured to connect to an outer glass pane. The first retainer includes a first insertion structure configured to receive an inner glass pane. A second retainer is fixed to the first retainer and configured to pivot from a first position to a second position and from the second position to the first position. The second retainer includes a locking element configured to retain the inner glass pane in the first position of the second retainer. The second retainer further includes an actuating element including a handle. The handle is configured to pivot the second retainer from the first position to the second position and from the second position to the first position. | 2011-02-24 |
20110044755 | VEHICLE COUPLING - A vehicle coupling, and a method for the manufacture thereof, having a coupling body ( | 2011-02-24 |
20110044756 | PAVEMENT JOINT - A pavement joint | 2011-02-24 |
20110044757 | Concrete screed with angularly positionable rake guide - A floating screed device includes: an elongated float, rigid and spaced-apart rods with the tops thereof defining a planar region having a planar bottom for floating on plastic concrete, a device coupled to the float to determine elevation thereof relative to a target elevation in the plastic concrete, and a support and adjustment (S/A) mechanism that moves the rods based on the elevation so-determined as the floating screed device is moved through a volume of the plastic concrete that is unfinished. In general, the rods are moved by the S/A mechanism such that the planar region defined by the rods rotates about an axis that is parallel to the rods and perpendicular to the longitudinal axis of the float. | 2011-02-24 |
20110044758 | Method for Producing a Road Surface, Preferably a concrete road surface, and road paver - In the production of road surfaces of asphalt and concrete ( | 2011-02-24 |
20110044759 | Erosion control ballast and soil confinement mat - An erosion control ballast and soil confinement mat for use in water flow conditions is provided. The mat is made of a non-buoyant, relatively heavy and substantially flexible material with a plurality of pores stamped or pre-cast therein that allow for the inflow of water, the establishment of vegetation growth through the mat, and the in-filling of the pores with supplemental ballast materials such as gravel or soil. The bottom side of the mat has protrusions that extend into the underlying surface to prevent horizontal shifting and confine soil materials and/or another erosion control mat such as an erosion control blanket or turf reinforcement mat, while also preventing migration of the mat itself under high shear force water flow. The top surface of the mat may be provided with flaps that cover the pore openings during periods of strong water flow to prevent excessive water flow from entering the pores and eroding the underlying soil. | 2011-02-24 |
20110044760 | UNDERGROUND INFILTRATION TANK MODULE - An underground infiltration tank module comprising a four-sided periphery formed of a top periphery wall, a bottom periphery wall, and two side periphery walls, a plurality of channels running from the top periphery wall to the bottom periphery wall, holes formed in the channels, strut members running between the channels, and stud members located on the periphery walls. Any two of the plurality of channels are separate from each other such that any part of one channel is not in contact with any part of another channel. The channels alternately face in opposite directions. | 2011-02-24 |
20110044761 | Soil remediation through surface modification - Composition and process of surface modification of soil particles by coating to improve fertility, better moisture and nutrients retention, flooding resistance, and longer freeze-thaw-freeze cycle life. | 2011-02-24 |
20110044762 | DEVICE AND METHOD FOR MOVING A WORKING MEANS IN THE GROUND - In a method and a device for moving a working means in the ground, a coupling means rotatable about an axis of rotation for establishing a drive connection between a push-pull unit and a rod assembly having at least one projection and/or at least one recess is engaged with the projection and/or the recess of the rod assembly such that via a first contact area of the coupling means a first feed force is transmitted from the push-pull unit to the rod assembly. By the counter force opposite to the first feed force a torque acting on the coupling means is generated, which torque presses a second contact area of the coupling means against the rod assembly with a contact force. By the contact force, a non-positive connection is established between the push-pull unit and the rod assembly. Via this non-positive connection, a second feed force is transmitted to the rod assembly. By at least a part of the first and second feed force acting on the rod assembly a linear movement of the rod assembly is caused. | 2011-02-24 |
20110044763 | Method and Apparatus for Elevating a Marine Platform - A method of elevating the deck area of a marine platform (e.g., oil and gas well drilling or production platform) utilizes a specially configured sleeve support to support the platform legs so that they can be cut. Once cut, rams or jacks elevate the platform above the cuts. The sleeve support is then connected (e.g., welded) to the platform leg and becomes part of the structural support for the platform. In one embodiment, two sleeves are employed. In another embodiment, the jacks or rams elevate in two stages including a first stage wherein one sleeve elevates and the other sleeve does not elevate and a second stage wherein both sleeves elevate together. | 2011-02-24 |
20110044764 | STRAKE SYSTEM FOR SUBMERGED OR PARTIALLY SUBMERGED STRUCTURES - A submerged or partially submerged structure includes one or more non-cylindrical support columns interconnected at the lower ends thereof by horizontally disposed pontoons. The support columns include one or more strakes mounted thereon. The columns and strakes contribute to the stability of the structure during free floating operations and installation by reducing vortex induced motion. | 2011-02-24 |
20110044765 | FLOATING DOCK, CONNECTION SYSTEM, AND ACCESSORIES - The present invention is directed to a floating dock system, the floating dock system comprising at least two dock sections, said dock sections said dock sections comprising substantially horizontal slots along at least one edge; and at least one coupling member configured to engage a horizontal slot in at least two dock sections; whereby the at least two dock sections are retained together by the at least one coupling member. | 2011-02-24 |
20110044766 | Micropile Foundation Matrix - The disclosure describes, in part, apparatuses and methods for installing structures (e.g., foundations, footings, anchors, abutments, etc.) at work sites, such as difficult-access work sites. In some instances, a rotating drill assembly is assembled over a target location in order to excavate a radial array of batter-angled shafts associated with the target location in preparation for the installation of a radial array of micropiles. An operator utilizes the rotating drill in combination with a foundation pile schedule/decision matrix to design and install the radial array of batter-angled micropiles. This disclosure also describes techniques for designing, fabricating and installing structural caps to be coupled to the installed radial array batter angled micropiles. These structural caps are lightweight and, thus, more portable to difficult-access sites where they are coupled to the micropiles forming a foundation for structure to be installed at the difficult-access site. | 2011-02-24 |
20110044767 | Composite Cap - The disclosure describes, in part, apparatuses and methods for installing structures (e.g., foundations, footings, anchors, abutments, etc.) at work sites, such as difficult-access work sites. In some instances, a rotating drill assembly is assembled over a target location in order to excavate a radial array of batter-angled shafts associated with the target location in preparation for the installation of a radial array of micropiles. An operator utilizes the rotating drill in combination with a foundation pile schedule/decision matrix to design and install the radial array of batter-angled micropiles. This disclosure also describes techniques for designing, fabricating and installing structural caps to be coupled to the installed radial array batter angled micropiles. These structural caps are lightweight and, thus, more portable to difficult-access sites where they are coupled to the micropiles forming a foundation for structure to be installed at the difficult-access site. | 2011-02-24 |
20110044768 | Batter Angled Flange Composite Cap - The disclosure describes, in part, apparatuses and methods for installing structures (e.g., foundations, footings, anchors, abutments, etc.) at work sites, such as difficult-access work sites. In some instances, a rotating drill assembly is assembled over a target location in order to excavate a radial array of batter-angled shafts associated with the target location in preparation for the installation of a radial array of micropiles. An operator utilizes the rotating drill in combination with a foundation pile schedule/decision matrix to design and install the radial array of batter-angled micropiles. This disclosure also describes techniques for designing, fabricating and installing structural caps to be coupled to the installed radial array batter angled micropiles. These structural caps are lightweight and, thus, more portable to difficult-access sites where they are coupled to the micropiles forming a foundation for structure to be installed at the difficult-access site. | 2011-02-24 |
20110044769 | INJECTION HEAD FOR CARRYING OUT JET GROUTING PROCESSES - An injection head includes an upper inlet pipe ( | 2011-02-24 |
20110044770 | MESH SYSTEM - There is provided a mesh system ( | 2011-02-24 |
20110044771 | FLEXIBLE STABILIZING STRIP INTENDED TO BE USED IN REINFORCED SOIL CONSTRUCTIONS - Flexible stabilizing strip ( | 2011-02-24 |
20110044772 | POWDER TRANSPORT METHOD AND SYSTEM FOR TRANSPORTING POWDER CONSTANTLY AND SMOOTHLY - A powder transport method for transporting powder constantly and smoothly by a device comprising a transfer chamber into which a supply line and a discharge line open; a piston for generating negative pressure; a compressed gas passage through which compressed gas is injected into the transfer chamber; and a compressed gas control means, the method comprises: the discharge line is being closed when the piston reaches top dead center; then the supply line is closed; after a first predetermined time, compressed gas is injected into the transfer chamber in a manner that the total amounts of compressed gas injected are the same, then the discharge line is opened; after a second predetermined time, the piston starts its downward stroke; at the first predetermined time before the piston reaches bottom dead center, the injection of compressed gas is ceased; and the discharge line is closed and the supply line is opened. | 2011-02-24 |
20110044773 | CYLINDRICAL CUTTER - The invention is directed to a cylindrical milling cutter whose cylindrical body is provided with grooves which extend along its length at a distance from one another and at an angle to the longitudinal axis, and indexable cutting inserts, particularly coated carbide cutting inserts, are arranged in these grooves. For substantially preventing axial forces acting on the milling cutter or on the material to be machined, it is proposed either that the grooves and therefore the knife edges of the indexable cutting inserts are portionally oriented at different angles, these angles being selected such that the axial forces occurring in one portion during the machining process are neutralized or reduced in a defined manner by the axial forces occurring in the adjacent portion, or that the indexable cutting inserts are alternately arranged or oriented in the grooves in such a way that the axial force caused by one indexable cutting insert during the machining process is neutralized by the axial force caused by the adjacent indexable cutting insert. | 2011-02-24 |
20110044774 | MILLING INSERT FOR CHIP REMOVING MACHINING - A milling insert ( | 2011-02-24 |
20110044775 | OXIDE COATED CUTTING INSERT - A cutting tool insert includes a body of a hard alloy of cemented carbide, cermet, ceramics, cubic boron nitride based material or high speed steel a hard and wear resistant coating, including one or several layers, at least one of which is an (Al,Cr) | 2011-02-24 |
20110044776 | Drill, Cutting Insert, and Method of Manufacturing Cut Product - A drill, including: a substantially columnar drill holder including, at a front end portion thereof, a first insert pocket and a second insert pocket formed closer to the outer periphery of the drill holder than the first insert pocket; a first insert which is attached to the first insert pocket and includes a first cutting edge at an intersection of an upper face and a side face; and a second insert which is attached to the second insert pocket and includes a second cutting edge at an intersection of a upper face and a side face. The first insert pocket is located passing through a central axis of rotation of the drill holder. The second cutting edge has a concave shape when viewed from the front end side of the drill holder, and has a curved line at least a part thereof. | 2011-02-24 |
20110044777 | WORKING DEVICE - The present invention aims to provide a working device for deburring or chamfering easily, for example on the both sides of a gear, and for desired deburring or chamfering effectively on a large-sized gear, and comprises a base stage, a workpiece hold and rotate means mounted thereon for holding and rotating a workpiece, a working means mounted on the base stage and movable to and from the workpiece and having a working tool for working against obverse and reverse sides of the workpiece, a pressing means for pressing the working means toward the workpiece, and a tracing means on the working means, composed of a workpiece obverse side tracing member corresponding to the obverse side of workpiece, and a workpiece reverse side tracing member corresponding to the reverse side of workpiece, for moving the working means in forward and rearward directions by becoming in contact with and tracing shape of the workpiece. | 2011-02-24 |
20110044778 | CONTROLLER FOR MACHINE TOOL AND FIVE-AXIS SIMULTANEOUS CONTROL MACHINE TOOL CONTROLLED THEREBY - It is an object of the present invention to provide a controller for a machine tool and a five axis simultaneous control machine tool controlled thereby which can improve the machining accuracy in machining by controlling a driving axis including a linear axis and a pivoting axis. | 2011-02-24 |
20110044779 | WORK PIECE WITH A HARD FILM OF ALCR-CONTAINING MATERIAL, AND PROCESS FOR ITS PRODUCTION - A work piece or structural component is coated with a system of film layers at least one of which is composed of (Al | 2011-02-24 |
20110044780 | MACHINE TOOL, PARTICULARLY OF THE MILLING AND BORING TYPE - A machine tool, particularly of the milling and boring type, comprising:
| 2011-02-24 |
20110044781 | MILLING MACHINE DESIGNED FOR EASE OF TRANSPORT - An improved design and method is disclosed to disassemble a milling machine for transport and to reassemble it when transport is complete. The invention essentially comprises a hinge located at the bottom of the mill column to facilitate the disassembly and subsequent reassembly of the mill column from the mill base. The hinge protects the precise alignment surfaces at the bottom of the mill column and the top of the mill base from damage during both assembly and disassembly. In addition, it guides and stabilizes the column which makes it easier to remove and reattach the mill column to the mill base. By separating the milling machine into two components transportation is made easier and it becomes possible to install a milling in many locations that were previously inaccessible. The simplicity of the method will be advantageous for shops where space constraints make milling machine installation difficult. | 2011-02-24 |
20110044782 | FASTENER FOR AUTOMOTIVE COMPONENTS - A fastener for securing an undercover panel to an underside of a vehicle is disclosed. The fastener includes a body having a bore for receiving a threaded bolt extending from the underside of the vehicle, a flange for engaging a first side of the undercover panel, a plurality of resiliently deformable engaging fingers for allowing insertion of the bolt into the bore and to resist removal of the bolt from the bore, and a plurality of resilient engaging members for enabling the engaging members to pass in a first direction through an aperture in the undercover panel, and to resist removal of the fastener from the panel. A plurality of reinforcing members extend from the body to engage a respective engaging member, as a result of forces urging said undercover panel towards the underside of the vehicle, to resist flexing of the engaging members away from the body. | 2011-02-24 |
20110044783 | Retainer Apparatus - A retainer apparatus and method for replacing a damaged first aperture thread in a base material, the apparatus includes a first annular element having a threaded inner surface and a frictional outer surface that are co-axial to one another, the outer surface having a slip fit with a second aperture in the base material. Also included is a second annular element including a void and a frictional outer periphery that has a slip fit with the second aperture, the second annular element includes a channel from the void to the outer periphery. The first and second annular elements are adjacent to one another within the second aperture. Further included is a drive element that has a partial interference fit with the channel, wherein the drive element is operational to drive the outer periphery into the second aperture thereby retaining the first annular element in the second aperture. | 2011-02-24 |
20110044784 | ANTI-THEFT FIXING DEVICE FOR SECURING A WHEEL TO THE HUB OF A MOTOR VEHICLE - Anti-theft fixing device for securing a wheel to the hub of a motor vehicle, including a threaded part and a driving part having a cylindrical head and a sleeve-like insert with coupling indentations on its exterior. The insert is force-fitted onto the cylindrical head into a first use position, while being able to assume a second position in which it is engaged more deeply around the cylindrical head. The insert is coupled rotationally to the cylindrical head through friction mechanisms, the cylindrical head and the insert being configured in such a way that in the first position the friction mechanisms are capable of transmitting a tightening or loosening torque, while in the second position these friction mechanisms are not capable of transmitting this torque. | 2011-02-24 |
20110044785 | METHOD FOR MANUFACTURING SCREW WITH HELICAL CHIP DISCHARGE CHANNEL AND PRODUCT THEREOF - Disclosed is a method for manufacturing a screw with helical chip discharge channel, including providing a blank, subjecting an end of the blank to form a head and subjecting the blank to rolling to form one or more sections of threads. The screw is formed with one or more helical chip discharge channels, which can be of different helical angle according the different applications. The chip discharge channel can be formed by milling, rolling, or combined rolling and milling. The chip discharge channel is extended into the threads to form tapping edges. As such, the tapping operation is made effortless and the shape of the tapped thread excellent. The extending angle of the chip discharge channel can be changed according to different materials of the workpiece to be fastened. The length of the chip discharge channel can be selected according to different applications. | 2011-02-24 |
20110044786 | APPARATUS FOR AND METHOD OF CLAMPING AND TRIMMING A PERFECT BOUND BOOK - Apparatus for trimming perfect bound books is disclosed including a clamping assembly and a shearing assembly, preferably powered by electric motors. The clamping assembly includes a fixed anvil and a clamp member movable along a clamp track toward and away from the anvil. The shear assembly includes a shear blade movable along a shear track toward and away from the anvil. Load members are mounted on the clamp track and on the shear track. The clamp assembly and the shear assembly each has an electric motor driving a linear actuator (e.g., a drive screw) which is operatively coupled to its respective load member. A spring or a pair of springs is interposed between the clamp load member and the clamp member and another spring or a pair of springs is interposed between the shear blade and the shear load member. Thus, as the clamp member engages the book and as the shear blade shears through the book and engages the anvil, further movement of the clamp member and the shear blade is prevented. Continued operation of the motors causes these springs to compress and to thus result in differential movement (lost motion) between the clamp member and the clamp load member and between the shear blade and the shear load member. Operation of the motors is terminated upon this differential motion of a predetermined magnitude being sensed. | 2011-02-24 |
20110044787 | PIPE-HANDLING APPARATUS AND METHODS - A pipe-handling apparatus adapted to move pipe to and from a drilling floor of a drilling rig including a ramp extendable between a main support structure and the drilling floor, a pipe carrier mounted on the main support structure configured to move between lower and elevated positions over the ramp, a lift arm including a first end and a second end and being pivotally connected at its first end adjacent the far end of the carrier and operable below the carrier to lift and support the carrier's far end to an elevated position, a track on the main support structure for supporting the carrier and the lift arm, and a drive system that pivots or moves the lift arm up about a track stop to lift the far end of the carrier and moves the near end up and over the ramp. | 2011-02-24 |
20110044788 | Solid Target System and Method for the Handling of a Cu-64 Target - The present invention provides a system and method for a system for accommodating a solid target in an accelerator. The system and method includes a target changer having at least one port for accommodating the solid target, an insert for receiving the solid target in the target changer, a piston for providing a vacuum and a cooling system for the solid target, a cylinder for displacing the piston in one of three positions; and a bracket for securing the insert, piston and cylinder to the target changer. | 2011-02-24 |
20110044789 | DEVICE FOR FILLING OVEN CHAMBERS OF A COKE OVEN - The invention relates to an apparatus for charging chambers of a coke oven. The basic structure of the apparatus includes a horizontal screw conveyor ( | 2011-02-24 |
20110044790 | Truck bed - A truck bed is disclosed which is movably mounted on the frame of a truck so as to be selectively movable from a transport position on the truck frame to a loading/unloading position rearwardly of the truck. | 2011-02-24 |
20110044791 | Battery Exchange Station - At the battery exchange station a discharged battery is removed and a charged battery is inserted into an electric vehicle. The battery is inserted and removed along a vertical axis, i.e., into and out of the bottom of the vehicle. The battery exchange system is located in a service bay under the vehicle. A sliding door system creates an opening above the service bay. A vehicle is received over the sliding door system, such that at least one wheel of the vehicle rests on the conveyor system. The door slides in a first direction while allowing the conveyor system to slide in a direction opposite the first direction. The conveyor system also supports the at least one wheel of the vehicle while the door and conveyor slide in opposite directions. The sliding of the door and the sliding of the conveyor system occur at least partially simultaneously. | 2011-02-24 |
20110044792 | Facility And Method For Interment And Automated Retrieval Of Interred Subjects - An interment method and facility for interment and automated retrieval and visitation of interred subjects. The facility includes an interment area for holding the interred subjects, at least one visitation area for visitor access to a selected one of the interred subjects, a system retrieval mechanism for transporting the selected interred subject between the interment area and the visitation area, and a facility management system providing automated control of interment, visitation, and transport therebetween. Identification information for, and a location of, the interred subjects held in the interment area are recorded. A sensory system reads identification information associated with each interred subject, monitoring location and orientation. A request is received by a visitor, as programmed into a facility management system, for visitation of a selected interred subject. The selected interred subject is retrieved, by a system retrieval mechanism, from the interment area, and is transported to a visitation area. | 2011-02-24 |
20110044793 | Apparatus, system and method for towing a vehicle - An apparatus, system and method allows for the towing of a vehicle. Specifically, the apparatus cradles an exposed wheel hub of a vehicle having had a tire removed. The wheel hub sits within the cradle or well, while the apparatus is disposed on a tow truck or a tow dolly. The tow truck or tow dolly safely moves the vehicle without damaging the vehicle. | 2011-02-24 |
20110044794 | METHOD OF CONTROLLING TURBINE EQUIPMENT AND TURBINE EQUIPMENT - To provide a method of controlling a turbine equipment and a turbine equipment capable of carrying out a starting operation of controlling a load applied to a speed reducing portion while complying with a restriction imposed on an apparatus provided at a turbine equipment. The invention is characterized in including a speed accelerating step (S | 2011-02-24 |
20110044795 | TURBINE VANE PLATFORM LEADING EDGE COOLING HOLES - A vane for use in a gas turbine engine has a platform connected to an airfoil. There is a cooling passage for supplying cooling air to the platform. A cooling chamber supplies cooling air to a plurality of cooling slots at the platform. The cooling slots have a non-uniform cross section. | 2011-02-24 |
20110044796 | FLUIDFOIL TIP VORTEX DISRUPTION - A fluidfoil tip vortex disruption arrangement. There is a fluid inlet on a pressure side of the fluidfoil; and a fluid outlet in a low pressure region at or near the tip of the fluidfoil. Fluid exiting the fluid outlet inserts instability into a tip vortex to disrupt or destroy the vortex. | 2011-02-24 |
20110044797 | ELECTRICAL CONDUCTOR PATHS - A component, for example an aerofoil vane or other gas path structure in a gas turbine machine such as a gas turbine engine, in which an insulated electrical conductor path ( | 2011-02-24 |
20110044798 | TURBINE NOZZLE FOR A TURBOMACHINE - A turbine nozzle for a turbomachine, the nozzle including two coaxial platforms interconnected by radial vanes, an inner platform being connected to an annular partition that is festooned or crenellated and on which there is fastened an annular support carrying elements made of abradable material. The support is capable of sliding circumferentially over the partition between a mounting-and-dismounting position and a position for locking the support on the partition. | 2011-02-24 |
20110044799 | FAN APPARATUS - A fan apparatus includes first axial fans each arranged with a rotation axis thereof extending perpendicularly or substantially perpendicularly to a mounting surface provided in a case designed to contain an electronic device; and second axial fans each having a rotation axis coinciding with the rotation axis of a separate one of the first axial fans. The first axial fans are arranged to rotate in a first rotation direction to introduce, send, or discharge air into, inside, or out of the case, while the second axial fans are arranged to rotate in a second rotation direction opposite to the first rotation direction to cause a flow of air in the same direction in which the first axial fans cause a flow of air. Both of the first axial fans and the second axial fans either share a common single-piece housing or have separate housings joined together. | 2011-02-24 |
20110044800 | Compressor Blade and Production and Use of a Compressor Blade - The invention relates to a compressor blade of a compressor which, along a main axis, comprises a blade base, a platform area and an adjacent blade profile having a profile tip. The blade profile is configured by a convex wall at the suction end and a concave wall at the pressure end opposite the wall at the suction end. These surfaces extend, with respect to a flow medium, from a leading edge to a trailing edge, a profile center line extending in the center between the two. A front face is arranged on the profile tip at an angle to the main axis, a sealing lip at least partially extending from the leading edge to the trailing edge and the blade profile including the sealing lip having a blade profile height extending in the direction of the main axis. In order to allow for an inexpensive compressor blade having improved aerodynamic properties and a modified sealing lip while having the same sealing properties, the height of the sealing lip is less than 2 percent of the height of the blade profile. | 2011-02-24 |
20110044801 | BLADE OUTER AIR SEAL COOLING - A blade outer air seal (BOAS) segment has a plurality of cooling passages axially extending through a platform of the BOAS segment. The passages each have an inlet defined in a radially outer surface and an exit defined on a leading edge of the platform. At least one of the passages positioned close to respective circumferential sides of the platform extends linearly from one of the inlets and is skewed away from the axial direction to cool a corner area of the platform. | 2011-02-24 |
20110044802 | BLADE OUTER AIR SEAL SUPPORT COOLING AIR DISTRIBUTION SYSTEM - A blade outer air seal (BOAS) of a gas turbine engine has a segmented support ring to support a segmented turbine shroud. The support ring has a cooling air distribution system which includes a plurality of inlet cavities extending axially and inwardly to communicate with an inner cooling air passage within the respective support segments. The inlet cavities each are formed with two recesses defined in respective adjacent two support segments. | 2011-02-24 |
20110044803 | BLADE OUTER AIR SEAL ANTI-ROTATION - A blade outer air seal (BOAS) assembly includes a static turbine shroud formed by BOAS segments and a support ring formed by BOAS support segments. Each BOAS support segment supports one or more BOAS segments. The BOAS assembly further includes an anti-rotation apparatus for restricting relative circumferential movement between the turbine shroud and the support ring. The anti-rotation apparatus includes a stopper provided at least in one of the BOAS support segments and a cast anti-rotation tab integrated with at least one of the BOAS segments supported on that at least one BOAS support segment. The stopper and cast anti-rotation tab circumferentially abut each other. | 2011-02-24 |
20110044804 | BLADE OUTER AIR SEAL SUPPORT - A blade outer air seal (BOAS) support segment for supporting at least one BOAS segment of a static turbine shroud of a gas turbine engine, includes a radially and outwardly extending front leg for engagement with an outer case of the engine. The BOAS support segment further includes a pair of radially elongated rear prongs circumferentially spaced apart from each other and radially outwardly abutting the outer case. | 2011-02-24 |
20110044805 | COOLING SYSTEM OF RING SEGMENT AND GAS TURBINE - A cooling system of ring segment is provided with: a collision plate that has a plurality of small holes; a cooling space that is enclosed by the collision plate and a main body of the segment body; a first cavity that arranged is the upstream end portion of the segment body in the flow direction of the combustion gas so as to be perpendicular to the axial direction of a rotating shaft; a first cooling passage that communicates from the cooling space to the first cavity; and a second cooling passage that communicates from the first cavity to a fire combustion gas d gas space in the downstream end portion of the segment body in the flow direction of the combustion gas. | 2011-02-24 |
20110044806 | TURBOMACHINE CASING ASSEMBLY - A turbomachine casing assembly comprises a first casing portion for at least partially encasing one or more rotating aerofoil structures of a turbomachine and a second casing portion; the first casing portion being movable with respect to the second casing portion. One or more resilient elements are arranged so as to resist movement of the first casing portion with respect to the second casing portion. | 2011-02-24 |
20110044807 | ADJUSTABLE FAN CASE LINER AND MOUNTING METHOD - A liner for an interior surface of an engine casing ( | 2011-02-24 |
20110044808 | RADIAL FAN AND A HIGH-PRESSURE CLEANING DEVICE HAVING A RADIAL FAN - Proposed is a centrifugal fan with a pot-like impeller ( | 2011-02-24 |
20110044809 | OPEN-BLADE ENGINE-COOLING FAN SHROUD GUIDE VANES - To make manifest the above noted desire, a revelation of the present invention is brought forth. A fan assembly ( | 2011-02-24 |
20110044810 | BEARING SUPPORT - A bearing support that includes a body through which a bore extends and a plurality of grooves formed in a wall of the bore. Each groove extends from a first end of the bore and terminates prior to a second end of the bore. A bearing can be secured within the bearing support by injecting adhesive into one or more of the grooves. | 2011-02-24 |
20110044811 | WIND TURBINE AS WIND-DIRECTION SENSOR - A method of wind turbine control includes determining wind tangential velocity, averaged over a rotor swept plane, from an instantaneous measurement of a rotor azimuth angle and a rotor teeter angle. | 2011-02-24 |
20110044812 | AIRFOIL WITH FLOW DEFLECTOR - An airfoil comprising a high pressure surface; a low pressure surface; a leading edge where the high and low pressure surfaces meet at the front of the airfoil; and a trailing edge where the high and low pressure surfaces meet at the back of the airfoil. A porous flow deflector extends from the low pressure surface. The porous flow deflector is attached to the low pressure surface at a position which is closer in a chord-wise sense to the leading edge than to the trailing edge. That is, the percentage chord distance between the leading edge and the position where the flow deflector is attached is less than 50%. The porous flow deflector comprises a plurality of flow deflection members each spaced progressively further from the low pressure surface in a direction away from the low pressure surface, and each flow deflection member is angled down to the rear relative to a local tangent of the low pressure surface. The porous flow deflector deflects air towards the low pressure surface as it passes through the porous flow deflector. | 2011-02-24 |
20110044813 | BLADE PITCH LOCK DEVICE - A locking device for locking a turbine blade of a wind power plant at a predetermined pitch angle, which wind power plant includes a rotor hub and at least one turbine blade where the blade root of the at least one turbine blade is connected to the rotor hub through a pitch bearing so that the pitch angle of the at least one turbine blade is adjustable by turning of the at least one turbine blade about its longitudinal axis relative to the rotor hub and wherein the device for locking the turbine blade includes a mechanical snap-in mechanism which in a locked position prevents the at least one turbine blade from turning about its longitudinal axis thus fixating the at least one turbine blade in the predetermined pitch angle. | 2011-02-24 |
20110044814 | CEILING RECESSED VENTILATING FAN WITH ILLUMINATING DEVICE - Disclosed is a ceiling recessed ventilating fan with illuminating device, including a body, a blower disposed horizontally within the body and an illuminating device disposed inside the body. The illuminating device is disposed around an air inlet of the blower. The illuminating device is disposed within the body, and does not protrude from the surface of the ceiling. | 2011-02-24 |
20110044815 | Stream Energy Extraction Device - A stream energy extraction device including endless ropes running around sheaves, there being connected, along at least one rope, submerged sail- or vane-like elements. Flowing water causes the sail- or vane-like elements to be moved through the water, whereby at least a portion of the stream energy of the water is transmitted to the rope. A channel encloses at least a portion of the rope that is traveling in an upstream direction. | 2011-02-24 |
20110044816 | BALANCING APPARATUS FOR ROTOR ASSEMBLY - A balancing assembly for a rotor assembly of a gas turbine engine includes a flange engaging portion defining a flange receiving opening for mating with the flange in a slidable manner. A hole extends through at least part of the flange engaging portion, the hole corresponding in size to a recess and adapted to receive a rivet or other suitable fastener to fix the balancing weight with respect to the disc. | 2011-02-24 |
20110044817 | Method for Establishing A Blade Connection of a Rotor Blade, A Blade Connection and a Securing Element for a Blade Connection - The invention relates to a process for manufacturing a blade connection of a rotor blade for a wind energy system which comprises fastening elements for fastening the blade connection to a hub, which fastening elements are provided on a circular arc, preferably equidistant from each other. Furthermore, the invention relates to a blade connection and a fastening element for a blade connection. The invention is based on the problem of improving the fastening of a rotor blade on the hub of a wind energy system as well as improving the manufacture and/or making a suitable blade connection available. The invention solves this problem as regards the process in that fastening elements formed in pieces are arranged on the circular arc and spaced from each other with spacer elements. | 2011-02-24 |
20110044818 | BIFORMAL PLATFORM TURBINE BLADE - A turbine blade includes an airfoil and integral platform. The platform is biformally contoured in elevation to include bilaterally disposed elevated ridges and depressed troughs on opposite sides of the airfoil. | 2011-02-24 |
20110044819 | Water Turbine Drive Wheel - The object of the invention is a drive wheel of a water turbine which makes it possible to convert kinetic energy of the water stream into rotational mechanical energy of the turbine. The water turbine drive wheel, according to the invention, is characterized by such features that the angle B between the rotation plane of wheel P and the water stream direction s ranges between 3° to 87° and that the wheel is immersed only partially in the water stream up to the blade height L which is within 0.003 to 0.497 of the outer diameter of the water turbine drive wheel D. | 2011-02-24 |
20110044820 | CONSOLIDATED COMPOSITE PRE-FORM - The present invention relates to a consolidated composite pre-form for reinforcing a composite structure, said pre-form comprising fibres and a binding agent, said pre-form having a sheet-like structure with an upper major surface and a lower major surface, and said pre-form being provided with recesses on at least a portion of at least one of said major surfaces. | 2011-02-24 |
20110044821 | Methods and apparatus for coating gas turbine engines - A method of fabricating a component for a gas turbine engine is provided. The method includes applying a bond coat to at least a portion of the component, applying a dense vertically cracked (DVC) thermal barrier coating to at least a portion of the bond coat using a spray mechanism positioned a first distance from the component, and overlying at least a portion of the DVC thermal barrier coating with a soft coat thermal barrier coating using a spray mechanism that is positioned a second distance away from the component, wherein the second distance is greater than the first distance to facilitate adherence of the soft coating thermal barrier coating to the DVC thermal barrier coating. | 2011-02-24 |
20110044822 | GAS TURBINE BLADE AND GAS TURBINE HAVING THE SAME - Provided is a gas turbine blade capable of improving the heat-conducting capacity of a serpentine channel. In a gas turbine blade including a serpentine channel in which a plurality of cooling channels, extending from the base end side to the distal end side of the blade, are provided from the leading edge to the trailing edge of the blade, at least two of these cooling channels being connected in a folded manner at the base end or distal end, the serpentine channel is formed such that the channel cross-sectional area becomes sequentially smaller from the cooling channel provided at the extreme upstream side of the serpentine channel to the cooling channel provided at the extreme downstream side. | 2011-02-24 |
20110044823 | Variable Speed Pumping System and Method - A variable speed pumping system and an associated method for moving water of an aquatic application. The variable speed pumping system includes a water pump for moving water in connection with performance of an operation upon the water. A variable speed motor is operatively connected to drive the pump. A sensor senses a parameter of the operation performed upon the water. A controller controls speed of the motor in response to the sensed parameter of operation. | 2011-02-24 |
20110044824 | INDUCED SYMBIOTIC OSMOSIS [ISO] FOR SALINITY POWER GENERATION - A method and apparatus for renewable power generation utilizes the chemical potential dissimilarity between solutions of differing ionic formulations. A train is formed by a sequentially ordered set of a plurality of cells in which each successive cell is related to the preceding cell. Each cell has pumping means and hydro-power generation turbine means to form a closed hydraulic loop configured for specified volumetric and flow capacity. Adjacent cells share semipermeable membranes. Each cell is charged with a brine of specified ionizable inorganic salt quantity and type with the brine being cycled in a controlled concentration-pressure loop, with each of the cells operating at progressively increasing concentration and osmotic pressure ratio. A continuous and constant flow rate of substantially salt-free permeate flux is maintained across each cell, the flux being osmotically induced from low salt concentration water being fed at the first cell in the train and exiting at the last cell along with the discarded high concentration water brine. The salt-free permeate flux is continuously induced, in symbiotic mode, through the shared membranes, driven by the chemical influence of concentration potential field bounded by water of low to no salt concentration on one end of the train and by brine of high salt concentration on the other end of the train with sufficient concentration difference to provide driving force for said plurality of cells, while maintaining adequate concentration difference between adjacent cells to enhance osmosis function, as well as defining a concentration ratio within each cell to ensure a net positive power generation. | 2011-02-24 |
20110044825 | TUBE PUMP, LIQUID EJECTING APPARATUS, AND METHOD OF DRIVING TUBE PUMP - A tube pump comprising a flexible tube, a pressing member capable of generating a negative pressure in the tube by sequentially pressing the tube from as the pressing member moves from an upstream portion of the tube to a downstream portion of the tube during a pump operating process, a rotating member which includes a cam surface which the pressing member comes in sliding contact with when the pressing member moves between a pump operating position where a negative pressure is generated in the upstream portion of the tube and a pump non-operating position where the negative pressure is not generated, and a rack member including a plurality of teeth, wherein the pressing member is provided with a pinion member capable of continuously engaging with the a flexible portion of the rack member when the pressing member rotatably moves between the pump non-operating position and the pump operating position. | 2011-02-24 |
20110044826 | Vacuum pump - A vacuum pump configured to exhaust gas includes an inductance gap sensor positioned oppositely near an end face of a rotational axis of a rotational body including a rotor; a plurality of individually formed recesses disposed at the end face facing the gap sensor at respectively different angular positions; and at least one ferromagnetic body disposed in at least one of the recesses. The ferromagnetic body has a Curie temperature approximately equal to an allowable temperature of the rotor. The gap sensor senses inductance changes associated with changes in magnetic permeability of the ferromagnetic body to detect a temperature of the rotor. One of the recesses where the ferromagnetic body is not disposed is a rotational number sensor target. Thus, a rotational number of the rotor is detected based on a change in inductance when the rotational number sensor target passes opposite the inductance sensor. | 2011-02-24 |
20110044827 | SELF PRIMING PUMP ASSEMBLY WITH A DIRECT DRIVE VACUUM PUMP - A self-priming pump assembly is disclosed. In an illustrative embodiment, the self-priming pump assembly includes a motor, a main pump having a main pump impeller, a vacuum pump having a vacuum pump impeller, and a drive shaft driven by the motor. The main pump impeller and the vacuum pump impeller may be directly coupled to and driven by the drive shaft, and may rotate about the rotation axis of the drive shaft. In some instances, the vacuum pump impeller is situated between the motor and the main pump impeller, while in other instances, the main pump impeller may be situated between the vacuum pump impeller and the motor. In some cases, bearings may be provided at or near the vacuum pump to help support the vacuum pump relative to the drive shaft. | 2011-02-24 |
20110044828 | COMPRESSION APPARATUS - A compression apparatus for compressing a fluid, the apparatus having a frame and a motor mounted to the frame, the improvement comprising a drive mechanism installed on the frame so as to be driven by the motor and at least one piston-cylinder unit operably connected to the drive mechanism, the piston-cylinder unit having a cylinder, a piston slidably installed within the cylinder, and a piston rod interconnecting the piston and the drive mechanism so as to shift the piston up and down within the cylinder. | 2011-02-24 |