Class 74/89.17 - With rack

Subclass of Class 74 - Machine element or mechanism
Definition: Mechanical movement including a straight or curved member
No. of patents: 227
Last issue date: 03/30/2010

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Number	Title	Issue Date
7685897	Differential gear transmission type work units positioning system A differential gear transmission type work units positioning system includes a linking mechanism, which is formed of a compound gear, a fixed rack, a drive rack, a driven rack, a rail and a screw rod, and is coupled to a number of work units, for example, Charge-Cou...	03/30/2010
7624657	Motor-driven actuator A motor-driven actuator extends and retracts a piston rod. The actuator includes a housing, an electric motor having a motor shaft, a piston rod slidably extendable and retractable with respect to the housing, a speed-reduction stage coupled to the motor shaft and r...	12/01/2009
7536927	Window lift drive for raising and lowering windows in a vehicle door A window lift system (10) includes a support bracket structure (12) including gear structure (18, 20). A fixed rack structure (22, 24) is associated with the gear structure. A motor (16) is carried by the support bracket structure ...	05/26/2009
7367605	Flexible shaft whose core yarn elasticity is less than that of wound yarn A flexible shaft designed to rotate inside a sheath for transmitting rotary motion can include at least one core wire and winding wired wound around the core wire. The core wire has an elasticity and resilience that are lower than the elasticity and resilience of th...	05/06/2008
7325361	Apparatus and method for providing a modular sliding door mechanism A modular drive assembly for a sliding door, comprising: a guide track having a hinge slidably received therein; a pair of pulleys disposed on either end of the guide track; a pair of cables each having an end that is secured to the hinge and the other end is secure...	02/05/2008
7287541	Method, apparatus and system for controlling fluid flow A system, apparatus and method of controlling the flow of a fluid are provided. In accordance with one embodiment of the present invention, a flow control device includes a valve having a flow path defined therethrough and a valve seat in communication with the flow...	10/30/2007
7272984	Electronic appliance holding device An electronic appliance holding device includes two slide plates which are respectively engaged with two gear sets which are matched with each other so that the two slide plates are able to move in opposite directions to adjust the space to hold the electronic appli...	09/25/2007
7273999	Dustproof device of light path system in laser beam machine The invention provides a laser beam machine having a light path duct with improved dust proof property. A light path system 1 of a laser beam machine comprises a light path duct 10 having a U-shaped cross-section with the upper end opened, wherein the ...	09/25/2007
7270029	Passive entry side door latch release system A vehicle passive entry side door latch release system engageable with a release cable connected a door latch includes a moveable linkage assembly engageable with the cable, and a motor including an output shaft engaged with a tensioning gear for driving a ratchetin...	09/18/2007
7258035	Rack and pinion steering device The invention relates to a rack and pinion steering device having a rack (1) which is arranged in a housing (4) and is connected at both ends to the steerable wheels via track rods (6) and steering arms, and having a pinion (2) which enga...	08/21/2007
7252618	Rack and pinion transmission for a pintle valve A rack and pinion gear train actuator for a pintle valve. A motor shaft has a pinion gear that engages a large reduction gear having an integral hub gear. The hub gear is a planet gear for a ring gear segment that pivots on a shaft and includes a pinion gear segment...	08/07/2007
7237449	Drive mechanism and movable table unit provided with the same A drive mechanism is interposed between two members to make the members move relatively with respect to each other. At least one of the two members is guided to move linearly. The drive mechanism comprises: cam followers that are rotatably supported on one of the tw...	07/03/2007
7231841	Operating mechanism for reciprocating component An operating mechanism for a reciprocating component includes a moving member having a mounting section for attaching the reciprocating component, and a base with a guide. The guide has a backward path guide section and a forward path guide section that faces the ba...	06/19/2007
7213482	Actuator with internal drive train disconnect An electro-mechanical actuator is provided that minimizes back drive effort by de-coupling the internal drive train of the actuator from the actuator output using a clutch. The clutch facilitates transfer of power to an output gear stage when the actuator motor is e...	05/08/2007
7214022	Object storage device and climate-controlled cabinet The invention pertains to an object storage device with at least two storage spaces for stackers as well as a horizontally tiltable transport platform whose height can be displaced by a hoisting unit. The hoisting unit is arranged at a base point, which can be moved...	05/08/2007
7210365	Guide section with toothed rack A guide section (1) for guiding a slide for a power tool along a longitudinal axis (A) with a separate axial toothed rack (3) for longitudinal advance of the slide having the toothed rack (3) arranged in an outwardly open receiving groove (4	05/01/2007
7207231	Rack gear and method of making same A rack (20) for a rack and pinion steering system (10) includes a fully dense powder metal rack tooth section (50) joined, by sintering, to a hollow rack tube (30). The rack tooth section (50) is formed by pressing powder metal (	04/24/2007
7199981	High reliability-parallel data transfer hard disk drive A dual actuator arm assembly system that uses two pairs of actuator-carriage arms that linearly move over a stationary micro-rail independently. The geometric shape of the two pairs of actuator carriage arms conform to the arcs of the data tracks at an acute angle. ...	04/03/2007
7181988	Actuator A rotary driving source is connected to one end of a frame. The rotary driving force of the rotary driving source is transmitted to a slider by the aid of a driving pulley, a belt member, and a driven pulley. The slider is displaced in the axial direction of the fra...	02/27/2007
7159485	Cantilever dampened drive assembly for windowlift motors A drive assembly 21 is provided for an electric motor 10 having a rotatable shaft 12 including a worm 14. The drive assembly includes an output gear 16 constructed and arranged to mesh with the worm. The output gear includes a plur...	01/09/2007
7144066	Power tailgate apparatus A power tailgate apparatus of the present invention includes: a curved arm of which one end side is connected to a tailgate; a rod of which one end side is connected to another end side of the curved arm; a rectilinearly moving rack connected to another end side of ...	12/05/2006
7140151	Electro-mechanical actuator An electro-mechanical actuator for a window lift mechanism including a plurality of motors for driving an output shaft. The actuator may be incorporated into a window lift mechanism including a dual rack and pinion assembly, for driving the pinions along the racks. ...	11/28/2006
7093515	Accelerator pedal device for a vehicle When a seat belt 14 is unfastened, reactive force against treading pressure on the accelerator pedal is enhanced by a pedal reactive force enhancer 10 even if a driver tries to drive a vehicle by turning on an ignition switch 18 and pressing on ...	08/22/2006
7080869	Rotation transmission device comprising bearing-forming zones The invention relates to a rotation transmission device and a motor vehicle seat adjustment system comprising one such device. The inventive transmission device comprises a flexible shaft and a casing which houses the shaft therein. The aforementioned casing compris...	07/25/2006
7069764	Method for manufacturing a hollow rack shaft A hollow rack shaft is manufactured through a first step, a second step and a third step. At the first step, the plate-like workpiece of substantial rectangular shape is press formed into a gutter-like shape. The first die set used at this step is provided with slan...	07/04/2006
7066044	Transmission apparatus A transmission apparatus includes a gear having a plurality of gear teeth and a rack having a plurality of rack teeth to mesh with the gear teeth. The rack further has an end formed as a cantilever beam structure. In an initial contact of the gear teeth with the rac...	06/27/2006
7059211	Rack-and-pinion gear mechanism A rack and pinion gear mechanism includes a rack forming member having a rack; a pinion gear which engages releasably with the rack of rack forming member; and an elastic member which contacts with one portion of the rack forming member and deformed by an elastic de...	06/13/2006
7047540	Gear rack arrangement having resiliently braced gear racks and anti-detachment means The invention relates to a gear rack arrangement, which, for the compensation of backlash, comprises two gear racks (A, B) which are mutually displaceable on latch elements and are resiliently braced, and refers both to the assembly and disassembly characteristics o...	05/16/2006
7021196	Steering rack The present invention comprises an improved steering rack in which sliding sleeves within the main cylinder allow a channel to be cut through the main cylinder to allow for passage of the stationary piston attachment pin without allowing hydraulic fluid to leak thro...	04/04/2006
7013759	Apparatus for handling tubulars and method A device for torquing a tubular connection. The device comprises an upper assembly having an upper jaw member, a lower assembly having a lower jaw member, an upper gear for advancing the upper jaw member, and a lower gear for advancing the lower jaw member. The uppe...	03/21/2006
7004462	Print media guide system A rack-and-pinion print media guide system comprises two racks which are operatively coupled for reciprocal movement relative to each other by way of a central gear cluster instead of a single central gear (pinion) to expand the maximum media capture range. The gear...	02/28/2006
6932324	Buckle tensioner A buckle tensioner for pre-tensioning a safety belt band comprises a traction transmission device engaging on a belt buckle, a motor and a pressure storing device which is able to be compressed by means of the motor. The traction transmission device is coupled in a ...	08/23/2005
6918466	Lockable brake pedal fastener An improved brake pedal fastener adapted for use with a tandem-type braking system is disclosed. In one embodiment, the brake pedal fastener can be selectively locked against and removed from varying sized brake pedals in a quick and easy manner. ...	07/19/2005
6915716	Roller/damper assembly A roller/damper is configured for use with an associated sliding object such as a drawer that is movable between a first position and a second position along a rail having a rack gear disposed thereon. The roller/damper includes a roller having an outside diameter t...	07/12/2005
6918129	Disc drive head driver The present invention eliminates variations in the engagement between a rack and a pinion, which drive a recording head, to enable the head to move speedily and smoothly. A head driver includes a rack provided on a recording head that slidingly moves over a recordin...	07/12/2005
6910397	Toothing assembly The axis of a gear is to follow a trajectory having a salient point. To this end, the gear rolls along two stationary toothed racks. A change-over toothing is provided between these two toothed racks. This change-over toothing extends non-smoothly with respect to th...	06/28/2005
6817259	Steering gear for motor vehicles In a rack-and-pinion steering gear for motor vehicles, in which in a steering gear housing a pressure piece is guided within a stub having an axis normal to that of the steering-gear housing so that the pressure piece is longitudinally displaceable in the guide stub...	11/16/2004
6796198	Driving assembly for controllably driving a slide A driving assembly for controllably driving a slide with respect to a bed includes a rack and at least a controllable-motor driven pinion engaged with the rack. The pinion forms a single body with the motor shaft, which is rigid with a supporting element defining a ...	09/28/2004
6731350	Vehicle-mounted display system In the structure of a vehicle-mounted display system, a pair of racks, that is, a first rack and a second rack, are secured to a sliding chassis which can move forward and backward inside a case. A pair of arms, that is, a first arm and a second arm, are swingably s...	05/04/2004
6708376	Length adjustment mechanism for a strap A length adjustment mechanism for a strap having a row of teeth. The mechanism comprises a pinion for meshing with the row of teeth and a finger operable actuator pivotable in a first direction and a second direction. The mechanism also comprises a pivoting link cou...	03/23/2004

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Class 74/89.17 - With rack