Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Application No. | Application Title | Issue Date |
| 20120067147 | BEVEL GEARING DEVICE FOR STIRRING RACK OF TINTING MACHINE A bevel gearing device for stirring rack of a tinting machine, including a gear bracket fixedly mounted on the stirring rack; a horizontal drive shaft rotationally mounted on the gear bracket; a first bevel gear fixedly mounted on the horizontal drive shaft adjacent to ... | 03/22/2012 |
| 20120024094 | ZERO BACKLASH GEARING Each generic gear includes one tooth disposed in each of the sockets, and each tooth extends radially outward from one of the sockets and throat thereof. The teeth of the generic gear include resilient material adjacent the throat for compressing and allowing movement o... | 02/02/2012 |
| 20120021867 | Minimizing Backlash Utilizing Series Elastic Elements Certain embodiments of a system for reducing backlash include a mechanical input, a mechanical output, and first and second mechanical couplers each connected to the mechanical input and the mechanical output. An exemplary system includes an elastic element connected in... | 01/26/2012 |
| 20120008985 | Driving device usable with image forming apparatus and image forming apparatus having the same A driving device includes a motor, and first and second gears having gear teeth engaged with each other. At least one of the first gear and the second gear includes a crowning portion formed at a tooth surface of each of the gear teeth such that the center of the tooth ... | 01/12/2012 |
| 20110303034 | ECCENTRIC PUSH MEMBER DEVICE FOR MOTOR VEHICLE RACK-AND-PINION STEERING ASSEMBLY The push member device (1) of the present invention includes a rotatable mounting (4), the inner circumference (5) of which is eccentric relative to the outer circumference (6). The mounting (4) is rotationally biased in a direction by... | 12/15/2011 |
| 20110277573 | Method of Compensating Gear Carrier Bearing Misalignment under Load A method of compensating for load-induced twisting of a gear assembly under load that includes a gear on a gear shaft, bearings on each side of the gear that support the gear shaft and a carrier fastened to a stationary support surface that mounts a proximal one of the ... | 11/17/2011 |
| 20110265591 | OFF-CENTRED PUSHER DEVICE FOR STEERING AN AUTOMOBILE The invention relates to a pusher device (8) that includes a rotary bearing (10) having an inner periphery (11) that is off-centre relative to the outer periphery (12). In order to compensate for wear, the bearing (10) is rotationally ... | 11/03/2011 |
| 20110247441 | SPINDLE DRIVE The present invention relates to a spindle drive. A spindle drive according to an exemplary embodiment of the present invention includes: a body 12 that is disposed at a side of a machine tool; a spindle 10 that is disposed at... | 10/13/2011 |
| 20110138945 | WIND TURBINE GENERATOR, AND METHOD OF CONTROLLING THE SIND TURBINE GENERATOR To enhance durability of a gear transmission mechanism by eliminating play in a gear engagement due to the backlash between the gears (gear clearance) of the gear transmission mechanism in a variable pitch mechanism of blades or a nacelle turning mechanism and further t... | 06/16/2011 |
| 20110120246 | TRANSMISSION DEVICE A transmission device includes a gear case, a first gear, a second gear and a backlash adjusting mechanism. The first gear, the second gear and a backlash adjusting mechanism are received in the gear case. The first gear includes a shaft. The second gear is meshed with ... | 05/26/2011 |
| 20110120245 | ROBOT ARM ASSEMBLY A robot arm assembly includes a first rotation shaft rotatable about a first axis, a second rotation shaft rotatable about a second axis and rotatably connected to the first rotation shaft, a pair of bevel gears coupled to the second rotation shaft for transmitting a ro... | 05/26/2011 |
| 20110030489 | ENGINE SCISSOR GEAR ASSEMBLY A scissor gear assembly may include first and second gears, a friction plate, and a biasing member. The first gear may have a first number (n) of gear teeth extending from a perimeter thereof. The second gear may have a second number (m) of gear teeth extending from a p... | 02/10/2011 |
| 20110017002 | ENGINE TAPERED GEAR ASSEMBLY An engine gear drive assembly may include first and second taper gears and a biasing member. The first taper gear may be rotationally and axially fixed to the first rotary engine component. The second taper gear may be rotationally fixed to the second rotary engine comp... | 01/27/2011 |
| 20110000329 | ZERO BACKLASH PRELOAD GEARS Described in this application is a zero-backlash preload gear assembly. The assembly is specifically described for use with a positioning system in order to significantly reduce or eliminate mechanical error and improve tolerances. Furthermore, the assembly allows for i... | 01/06/2011 |
| 20100326223 | RATTLE-FREE COMPONENT PAIRING A component pairing comprises a first component with a first component toothing and comprises a second component with a second component toothing which is in engagement with the first component toothing in order to be able to transmit a drive force in a drive direction ... | 12/30/2010 |
| 20100288594 | Lash Control in a Transmission Coupler A releasable drive connection includes a ring including teeth angularly spaced about an axis, and grooves, each groove formed in an axial end of the ring and aligned angularly with a space between consecutive ring teeth; and a sleeve supported for axial movement, includ... | 11/18/2010 |
| 20100275709 | METHOD OF PROVIDING A PREDETERMINED BACKLASH FOR A TRANSMISSION, A FIRST TOOTHED GEAR AND A METHOD FOR APPLYING A SHEET OF SPACER MATERIAL TO AT LEAST PART OF AN UPRIGHT SIDEWALL OF A FIRST TOOTHED GEAR A method of providing a predetermined backlash (4) for a transmission comprising at least a first (1) and a second (2) interlocking toothed gear, the backlash (4) being provided by positioning the first (1) and second (2) gear w... | 11/04/2010 |
| 20100269615 | CONNECTING APPARATUSES A connecting apparatus of the present invention includes an inner teeth member with inner teeth, a guide member with a rotation support portion rotatably supporting an outer peripheral surface of the inner teeth member, a first and second teeth member movably mounted on... | 10/28/2010 |
| 20100242649 | SPLIT GEAR FOR AVOIDING BACKLASH WHEN ENGAGING A MATING GEAR Split gear (1) for avoiding backlash when engaging a mating gear (4), comprising a first (2) and second (3) toothed gear wheel, rotating means (5) for coaxially interconnecting the first (2) and second (3) gear at least p... | 09/30/2010 |
| 20100229666 | SHEAVE AND GEAR MECHANISM A gear mechanism includes a first gear mounted on a first shaft in meshing arrangement with a second gear mounted on a second shaft. A fixed sheave is mounted on the first shaft. A first sliding sheave and a second sliding sheave are mounted on the second shaft. The fir... | 09/16/2010 |
| 20100154574 | AXIAL BACKLASH-ADJUSTED TRANSMISSION ELEMENT The invention relates to a transmission drive unit which comprises a shaft (2) and a housing component (5), an adjusting element (4) for adjusting the axial backlash of the shaft (2) being arranged between one end of the shaft (2) and ... | 06/24/2010 |
| 20100139431 | SCISSORS GEAR A scissors gear may include a main gear and a sub-gear co-axially combined by a scissors spring therebetween to integrally rotate, a first oil supply hole formed in the main gear or the sub-gear to supply oil from the outside, an oil groove formed in the sub-gear or the... | 06/10/2010 |
| 20100140011 | WORM GEAR FOR ELECTRIC ASSISTED STEERING APPARATUS AND METHOD CONTROLLING THE MOVEMENT OF THE WORM SHAFT IN A WORM GEARING An electric power assisted steering system comprises a motor connected to a portion of a steering mechanism through a worm carried by a worm shaft and a wheel carried by an output shaft operatively coupled to the steering mechanism. The shaft is supported in at least on... | 06/10/2010 |
| 20100122595 | RACK BAR SUPPORTING DEVICE OF STEERING APPARATUS FOR VEHICLE Disclosed is a rack bar supporting device of a steering apparatus for a vehicle which can prevent rattle noise generated due to clearance increase caused by the wearing of a rack bar and a support yoke in an endurance driving of a vehicle and maintain a uniform clearanc... | 05/20/2010 |
| 20100077880 | DRIVE TRANSMISSION DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME A drive transmission device includes a motor pinion gear provided at an output shaft of the driving motor and a-transmission gear engaging the motor pinion gear. In the drive transmission device, a sliding washer and a compression spring are disposed between the transmi... | 04/01/2010 |
| 20100064833 | BACKLASH ELIMINATOR A backlash eliminator capable of eliminating backlash with a low loss while decreasing a backlash eliminating force to curtail friction and heat generation is provided. The backlash eliminator comprises an input shaft (15) coupled to a driving motor (20) a... | 03/18/2010 |
| 20100060062 | POWER SEAT DRIVING APPARATUS FOR VEHICLE A power seat driving apparatus for a vehicle includes a moving unit and a decelerating mechanism, wherein the decelerating mechanism includes a driving gear to which a driving force is inputted, a driven gear engaged with the driving gear so as to be rotatably driven by... | 03/11/2010 |
| 20100050799 | GEAR FOR ELIMINATING BACKLASH Disclosed herein is a gear for eliminating backlash. The gear includes a rotating shaft having a hollow portion. A first gear is connected to an end of the rotating shaft to be rotated in sync with the rotating shaft, and has on a central portion thereof a connecting pr... | 03/04/2010 |
| 20100043578 | BACKLASH-COMPENSATING TOOTHED MOVING PART, GEAR ASSEMBLY AND USE OF THIS GEAR ASSEMBLY The invention relates to a backlash-compensating toothed moving part, for a precision gear assembly, particularly in clock-making, in which the backlash-compensating teeth each have a section extending symmetrically to both sides of the radius of said mobile passing the... | 02/25/2010 |
| 20100000355 | Output power transmission device and motor with speed reducing mechanism An output power transmission device has a transmission plate and a C-ring. The transmission plate is attached to a wheel gear in an axial direction of the wheel gear such that the transmission plate directly engages with the wheel gear in a rotation direction. The trans... | 01/07/2010 |
| 20090320630 | Linear drive, in particular a rack and pinion drive The invention relates to a linear drive, in particular a rack and pinion drive, comprising at least one motor element (2) which is mounted on or in a retaining element (1.1, 1.2). The motor element (2) drives, directly or indirectly, a pinion (4<... | 12/31/2009 |
| 20090314114 | Backlash elimination mechanism for gear systems for low speed applications A zero backlash mechanism for a worm, spur or helical gears, using a spring loaded mechanism that tightens the meshing gear surfaces, thus eliminating the backlash between them.... | 12/24/2009 |
| 20090284062 | SEAT DRIVING APPARATUS A seat driving apparatus includes: a gear transmission mechanism, preventing a backlash by means of the wedge member applied with a biasing force of a biasing member and transmitting a torque; an actuator, operating a seatback of a seat; and a control unit, controlling ... | 11/19/2009 |
| 20090266640 | ELECTRIC POWER STEERING APPARATUS Since a housing 101 is integrally formed with a frame main body 123A of a frame 223 so as to surround a rotor yoke 258 and a stator yoke 242, heat generated from a motor 109 is conducted to the housing 101 to be thereby e... | 10/29/2009 |
| 20090249909 | SPEED REDUCER AND ELECTRIC POWER STEERING APPARATUS HAVING THE SAME A speed reducer is provided. The speed reducer includes a worm shaft which is elastically preloaded in a meshing direction, a worm wheel, a biasing member having a fitting portion which is fitted on an axial end portion of the worm shaft arranged inside a housing, and a... | 10/08/2009 |
| 20090241709 | DEVICE FOR REDUCING RATTLING NOISES IN VARIABLE-SPEED TRANSMISSIONS A device for reducing rattling noises in a variable-speed transmission having a main shaft, two countershafts and gearwheels that are mounted, with some radial play relative to the main shaft, for rotation around the main shaft. To engage a gear, a respective loose gear... | 10/01/2009 |
| 20090236453 | Drive Mechanism A drive mechanism particularly suited for use in a manual grinder for the grinding of edible grindable product. The drive mechanism includes a toothed ring 15 is engaged with a toothed rack 21. A split sleeve 16 is located within the toothed gear 09/24/2009 | |
| 20090237026 | System and Method for Drive Controller Anti-Backlash Control Topology Method and system for backlash control in gear trains that are driven by electric drives controlled by a drive controller. The drive controller causes the drives to generate continuously opposing torques and adjusts torque rotational offsets so as to maintain desired ba... | 09/24/2009 |
| 20090095103 | Two-part gearwheel In a two-part gear wheel, including a first spur gear ring which is connected to a hub and a second spur gear ring which is rotatable relative to the first spur gear ring, annular spring elements are provided biasing the spur gear rings in opposite rotational directions... | 04/16/2009 |
| 20090095104 | Device For An Industrial Robot A device for adjusting the backlash in bevel gears in an industrial robot which includes a first conical gear wheel with a first axis of rotation and a second conical gear wheel. The device includes a displaceably arranged holder member adapted to fix and rotatably jour... | 04/16/2009 |
