Matches 1 - 50 out of 139 1 2 3 >


Match Document Document Title
US20120272764 MODULAR PUMP DESIGN  
Modular pumps comprising universal gearboxes and crank units and associated methods.
US20120240707 SAFETY SYSTEM  
This safety system includes: a toothed wheel, connected rotationally with respect to at least one rotating member to be braked,a worm driven rotationally by a motor upon rotation of the rotating...
US20150040707 REDUCER FOR VEHICLE  
Disclosed is a reducer of a vehicle. Size and weight of the reducer can be reduced by removing a pivot bearing and a damping coupler which are expensive and used for supporting a movement of a...
US20120073890 Multi-Worm Circle Drive Gearbox  
A work vehicle comprises a frame, a circle gear mounted to the frame to rotate relative thereto, a moldboard coupled to the circle gear to rotate therewith, and a circle drive gearbox comprising...
US20090071279 ADJUSTMENT DRIVE  
The invention relates to an adjustment drive, particularly a window actuating drive in a motor vehicle, with a gearing worm capable of being driven by an electric motor. Said gearing worm is...
US20080121059 Toothed steel cable transmission mechanism  
The invention is related to a toothed steel cable transmission mechanism, especially through a deceleration mechanism that the deceleration DC motor drives a worm, a worm gear assembly and a...
US20130000435 WORM WHEEL, REDUCER, AND MOTOR WITH THE REDUCER  
A worm wheel (50) is structured integrally with an output shaft (52). The worm wheel (50) includes the output shaft (52), a circular flange (50a) with the output shaft (52) placed as the center,...
US20140090502 WORM-GEAR ASSEMBLY HAVING A PIN RACEWAY  
A worm-gear assembly including a worm screw having at least one groove and a wheel having a plurality of rotatable pins along its periphery for engaging the worm screw. The pins are able to rotate...
US20130047766 WORM-GEAR ASSEMBLY HAVING A PIN RACEWAY  
A worm-gear assembly including a worm screw having at least one groove and a wheel having a plurality of rotatable pins along its periphery for engaging the worm screw. The pins are able to rotate...
US20120048047 ROBOT ARM SYSTEM  
A robot arm system includes a support base, a first robot arm, a first driving mechanism, a second robot arm, a second driving mechanism, and a wrist assembly. The first driving mechanism drives...
US20050247151 Worm wheel and method of manufacturing the same  
In a worm wheel (41) and a method of manufacturing the same, the worm wheel has a metal worm wheel element (51) in which an axial bore (55) is formed at a rotational center and a synthetic resin...
US20090056489 PLASTIC GEAR, DRIVE WITH A PLASTIC GEAR AS WELL AS MANUFACTURING METHOD  
The invention relates to a plastic gear, particularly a worm gear, with teeth disposed side by side in circumferential direction. Provision is made according to the invention for the surface of at...
US20060196295 Manufacturing method for worm wheel, and worm gear reducer  
A manufacturing method for a worm wheel, the worm wheel meshed with an operational worm at usage, has steps of preparing a worm wheel, in which at least a surface layer of a tooth portion is made...
US20090152057 BRAKE DEVICE AND MOTOR WITH SPEED REDUCING MECHANISM  
A brake device arranged between a drive shaft and a driven shaft arranged coaxially with the drive shaft is disclosed. The brake device includes a first rotor, a second rotor, an engagement...
US20120067151 WORM DRIVE  
A worm wheel of a worm drive includes an annular synthetic resin member having tooth portions meshing with a worm shaft and a core having an outside diameter portion joined to an inside diameter...
US20080087122 Gearbox for adjustment devices, especially in motor vehicles  
The invention involves a gearbox 1, especially for adjustment devices in motor vehicles, with a plastic worm drive 10. The invention provides that the worm drive 10 has an encircling, circular...
US20050223832 Actuator using spur gears  
The invention is an electric motor actuator for use in heater, ventilator and air-conditioning systems in automobiles. The present invention comprises an electric motor, an output shaft on which a...
US20120204666 WORM REDUCTION GEAR  
A worm reduction gear that reduces a rotation of a worm and transmits the reduced rotation to a worm wheel includes a casing that houses the worm and the worm wheel, wherein the casing includes: a...
US20050274215 Worm gear assembly having improved physical properties and method of making same  
The ability of a worm assembly to resist adhesive and/or abrasive wear, hertzian contact fatigue, and bending fatigue are enhanced by selecting a worm shaft produced from a hardened steel which...
US20080273935 Method for Cutting Worm and Worm Wheel in a Worm-Gear Reduction Unit with Circulation of Bearing Balls, and Related Cutting Tools  
A method for cutting worm and worm wheel in a worm-gear reduction unit (1) with circulation of bearing balls, comprising the steps of: (a) obtaining races (30) for the bearing balls (4) onto the...
US20080105072 ROTARY HOLDING DEVICE FOR A MACHINING APPARATUS  
A rotary holding device includes a drive axle disposed within a housing, a worm gear supported by the drive axle and having a helical thread, a driven axle disposed within the housing and...
US20080022477 Motor and wiper apparatus having the same  
In a motor, a gear housing of a speed reducer is connected to a motor unit. A worm is received in the gear housing and is rotated by rotation of a rotatable shaft of the motor unit. A worm wheel...
US20090120711 WORM GEAR AND ELECTRIC POWER STEERING APPARATUS  
A worm gear includes a worm shaft including a thread including a tooth flank that defines a concave edge in a tooth profile of the thread; and a worm wheel including a tooth including a tooth...
US20070295135 Worm and motor apparatus having the same  
A pitch radius of a worm tooth decreases toward an axial center of a worm. A first side flank of the tooth is defined such that a normal line to the first side flank is angled relative to an axial...
US20060213302 Adjustable mechanism for a motor vehicle  
An adjustable mechanism for a motor vehicle is used to adjust an adjustable element in a motor vehicle, especially a seating part. Said mechanism comprises a spindle nut comprising an axis, said...
US20070186709 Rotation drive  
A rotation drive, particularly for displacing a moveable part in a motor vehicle, comprising a rotor which is mounted in a housing and which whose front-surface side rests upon a support element...
US20090071280 Geared electric motor  
A housing is made of resin and receives a worm. A worm wheel is made of resin and is received in the housing to mesh with the worm. A support shaft includes a shaft portion and a boss portion. The...
US20150000444 TRANSMISSION, IN PARTICULAR FOR AN ADJUSTMENT DRIVE  
The present invention relates to a transmission (1), in particular for an adjustment drive, comprising a housing (2), a worm shaft (3) which is rotatably mounted in the housing (2) and which can...
US20090000120 Worm gear unit and method of producing same  
By finding a range of an allowable error of maximum meshing position of a worm shaft in an axial direction relative to a worm wheel, that is higher than that of a worm shaft of a conventional worm...
US20080087123 Worm gear drive  
A worm gear drive has a self locking gear train. The gear train comprises a worm 34 fitted to a motor shaft 32 and in mesh with a worm wheel 35 which drives the output 26. The motor shaft 32...
US20060075841 Actuator in a motor vehicle  
An actuator for a motor vehicle has a drive motor, an actuating element and a blocking element. The blocking element can be deflected by the actuating element, against pretensioning, into a...
US20050160857 Worm wheel  
In a worm wheel 1 having a plurality of teeth 2 on the outer periphery thereof for meshing with a worm, each of the teeth 2 is crowned from substantially central portions 2a toward both end...
US20090241712 WORM GEAR MECHANISM  
A worm gear mechanism includes a worm wheel having a central axis; and a worm shaft made of resin having a rotational axis and a plurality of geared portions which engages with the worm wheel, the...
US20070295134 Low Axial Play Drive System  
A drive system for rotating an assembly, such as an external vehicle mirror housing, about an axis is provided with a drive housing containing a worm drive assembly coupled to an axis gear mounted...
US20050235768 Worm gear mechanism and electric power steering apparatus equipped with the worm gear mechanism  
Worm gear mechanism includes a driving worm, a torque delivering worm wheel meshing with the worm, and an auxiliary worm wheel superimposed on the torque delivering worm wheel. The auxiliary worm...
US20070137353 Torque limitation device in retarding mechanism  
A torque limitation device in a retarding mechanism includes a worm shaft engaged with a worm gear in a gear case and operated by a motor. The worm gear is pressed by an elastic adjustment...
US20150040359 Tensioning Assembly  
A tensioning assembly comprising a worm gear having a core and a thread design formed on the core, wherein the core has a catenoidal shape, is disclosed herein.
US20070137354 BRAKE GOVERNOR OF A VEHICLE  
The invention relates to mechanical engineering, notably to brake governors, and can be used in air-operated and cam-operated brake arrangements of vehicles. The brake governor of the vehicle...
US20050126325 Adjustable leak device for a rotating shaft  
A device (10) for controlling a leak of fluid through an opening (13) in a wall (14) over a rotating shaft (18), which rotating shaft extends through the opening is described. The device includes...
US20050161277 Steering gear is free from backlash  
A worm gear for a vehicle steering system. The worm gear includes a tooth worm and a tooth worm wheel which mesh with each other. The teeth on the worm wheel are shaped such that the pressure...
US20100005918 JOINT MECHANISM AND JOINT DEVICE  
The joint mechanism includes a first link, a second link, a third link, a shaft supported on the second link to be rotatable about an axis thereof, and movable in an axis direction thereof, a...
US20070137351 Gear drive unit  
In a gear drive unit (10), in particular for adjusting moving parts in the motor vehicle, having a rotor shaft (18) supported in a housing (16) and braced axially on the housing (16) via at least...
US20140202274 DEVICE FOR DRIVING IN ROTATION A TOOTHED WHEEL, IN PARTICULAR A TURNTABLE  
A driving device for driving in rotation a toothed wheel, in particular a turntable, has a worm intended to mesh with the toothed wheel, a motor to drive the worm in rotation, a flexible sleeve...
US20070277632 Actuator unit  
When an output shaft is positioned in a first angular position or a second angular position, the output shaft is allowed to rotate from one angular position to the other angular position without...
US20070169580 Worm-gear assembly having a pin raceway  
A worm-gear assembly including a worm screw having at least one groove and a wheel having a plurality of rotatable pins along its periphery for engaging the worm screw. The pins are able to rotate...
US20090145254 SEALED WORM GEAR TYPE FINGER JOINT UNIT  
A sealed worm gear type finger joint unit for a robot hand has a circular opening in a gear box case of the unit, and the opening is closed by a rubber bush. When the rubber bush is removed, a...
US20050172744 Reduction gear and method and apparatus for manufacturing the reduction gear concerned, and electric power steering system with the reduction gear concerned  
A reduction gear including: a worm wheel, the tooth skin portion of which is at least made of macromolecular composite material, and a worm for meshing with the worm wheel concerned, wherein a...
US20150033892 GEAR REDUCER COMPRISING A WORM AND A CROWN-WHEEL ASSEMBLY PROVIDED WITH A TORQUE LIMITER  
A gear reducer comprising a worm and a crown-wheel assembly, in turn comprising a crown wheel, which is connected/disconnected to/from a drive shaft by means of a torque limiter mounted on this...
US20090095105 Gear and coupling system  
A gear system including a worm gear, planetary gear, worm coupling and planetary coupling is presented. The worm coupling couples a first shaft with the worm gear and includes a head and an...
US20060000303 Geared motor unit for driving vehicle equipment and eliminating any axial play in a driveline  
The invention concerns a gear motor (1), in particular for driving vehicle equipment, comprising a rotor provided with a rotor shaft (6), a reduction gearbox housing (14) containing a cog wheel...

Matches 1 - 50 out of 139 1 2 3 >