Top 100 US Patents in Gears
section f - mechanical engineering; lighting; heating; weapons; blasting > engineering elements or units; general measures for producing and maintaining effective functioning of machines or installations; thermal insulation in general > gearing
Sorted by IPQ® Score, an objective measure of patent quality. View scores and methodology at PatentRatings.com. You can also view all by publication date instead.
US4788572 (A), filed
Mon Mar 23 00:00:00 CST 1987
, published
Tue Nov 29 00:00:00 CST 1988
- COLOROCS CORP
Improved dual belt synchronization for a print engine for color electrophotography using a photoreceptor belt and a seamless transfer belt on which a composite image is built up. Improved synchronization of the two belt drives enhances image registration. A...
US5195229 (A), filed
Mon Jul 08 00:00:00 CDT 1991
, published
Tue Mar 23 00:00:00 CST 1993
- HUGHES ROBERT W
A cam shaft assembly (10) constructed from a plurality of lobes (14) spaced along the longitudinal axis of a tubular shaft member (12). Each lobe (14) is defined by a body portion (16) and a camming portion (20). The lobes (14) define a pair of oppositely...
US5085099 (A), filed
Fri Jun 08 00:00:00 CDT 1990
, published
Tue Feb 04 00:00:00 CST 1992
- HUGHES ROBERT W
A cam shaft assembly (10) constructed from a plurality of lobes (14) spaced along the longitudinal axis of a tubular shaft member (12). Each lobe (14) is defined by a body portion (16) and a camming portion (20). The lobes (14) define a pair of oppositely...
US4884473 (A), filed
Tue Feb 09 00:00:00 CST 1988
, published
Tue Dec 05 00:00:00 CST 1989
- LEW HYOK S
The epicyclic speed changer of the present invention comprises a pair of rotary members respectively mounted on two eccentric sections included in a first shaft in a diametrically opposing arrangement, wherein the rotating movements of the two rotary members...
US4621430 (A), filed
Fri Nov 29 00:00:00 CST 1985
, published
Tue Nov 11 00:00:00 CST 1986
- KURT MFG CO
A carriage drive apparatus positions a carriage along a guide rail. First and second front drive rollers are rotatably mounted on a carriage drive housing on opposite sides of a nonrotating guide rail. The first and second front drive rollers are adapted to...
US4596538 (A), filed
Thu Aug 23 00:00:00 CDT 1984
, published
Tue Jun 24 00:00:00 CDT 1986
- DAYCO CORP
A tensioner for a power transmission belt that is adapted to be operated in an endless path is provided and comprises a support unit for being fixed relative to the belt, a belt engaging unit carried by the support unit and being movable relative thereto, a...
US4630960 (A), filed
Thu Dec 27 00:00:00 CST 1984
, published
Tue Dec 23 00:00:00 CST 1986
- REEVES JR JAMES B
A joint between two or more surfaces that is self aligned and secured in all directions is provided with a plurality of interlocking ridges and notches. Preferably, the joint may be adjustable in one direction by disengaging the ridges and notches, moving them...
US5322485 (A), filed
Fri Dec 18 00:00:00 CST 1992
, published
Tue Jun 21 00:00:00 CDT 1994
- SUMITOMO HEAVY INDUSTRIES
An internally meshing planetary gear structure is the type having a first and second supporting blocks. The supporting blocks are rigidly connected to each other by carrier pins passing through inserting-fit holes formed on externally toothed gears. Also, the...
US4885950 (A), filed
Mon Mar 20 00:00:00 CST 1989
, published
Tue Dec 12 00:00:00 CST 1989
- US ARMY
An antibacklash beveled gear drive is disclosed. The drive is constructed to adjust for intial misalignment and subsequent wear. One of the gears is journaled on a driven shaft and has a biasing means which bump the gears into engagement.
US4189960 (A), filed
Tue Nov 15 00:00:00 CST 1977
, published
Tue Feb 26 00:00:00 CST 1980
- BORG WARNER
An underdrive transmission incorporates a planetary gear assembly including a sub-assembly which may be shifted manually between high and low-range modes to establish direct and reduction ratio drive. In the high-range mode, the drive path is from an input...
US7267023 (B2), filed
Tue Aug 23 00:00:00 CDT 2005
, published
Tue Sep 11 00:00:00 CDT 2007
- WALLASCH EDMUND KURT
A miter gear transmission includes a driving shaft, an idler cluster and a driven shaft. The idler cluster includes two cone-shaped gear sets, each having a proximate end with a gear having a largest number of teeth and a distal end with a gear having a...
US5513541 (A), filed
Mon Oct 03 00:00:00 CDT 1994
, published
Tue May 07 00:00:00 CDT 1996
A motion converter employs a shuttle movable in a reciprocating fashion along a rectilinear path and having an aperture therein. One side of the aperture is defined by a first trackable profile and an opposite side of the aperture is defined by a second...
US5846149 (A), filed
Wed Sep 10 00:00:00 CDT 1997
, published
Tue Dec 08 00:00:00 CST 1998
- BORG WARNER AUTOMOTIVE
A chain and sprocket system includes a plurality of chains and phased or offset sprockets. The transmission system includes a random or hybrid chain with the offset sprockets. The timing system can include single or dual overhead camshafts, with phasing of the...
US4571218 (A), filed
Wed Sep 05 00:00:00 CDT 1984
, published
Tue Feb 18 00:00:00 CST 1986
- REEVES JR JAMES B
The pitch of the sprocket is adjusted by radially moving the sprocket teeth (2/24) outward: an annular array of evenly spaced ridges and notches are provided on the mounting surfaces (8) of the adaptors (3) or upon mounting surfaces (27) along the periphery on...
US4274303 (A), filed
Tue Dec 05 00:00:00 CST 1978
, published
Tue Jun 23 00:00:00 CDT 1981
- TOYOTA MOTOR CO LTD
An automatic transmission including: a torque converter; a torque converter housing; an oil pump; an overdrive gear mechanism; an overdrive case; an underdrive gear mechanism; a transmission case for the underdrive gear mechanism; an oil pan under the...
US4739671 (A), filed
Thu Jan 16 00:00:00 CST 1986
, published
Tue Apr 26 00:00:00 CDT 1988
- WEDGTRAC CORP
A worm and meshing worm gear are provided. The worm has oppositely tapered frustoconical portions at either end thereof. The angle of taper of the two tapered portions is the same, but in different directions. The angle of taper is substantially equal to 360...
US5575173 (A), filed
Fri Sep 29 00:00:00 CDT 1995
, published
Tue Nov 19 00:00:00 CST 1996
A motion converter employs a shuttle movable in a reciprocating fashion along a rectilinear path and having an aperture therein. One side of the aperture is defined by a first trackable profile and an opposite side of the aperture is defined by a second...
US4458560 (A), filed
Fri May 21 00:00:00 CDT 1982
, published
Tue Jul 10 00:00:00 CDT 1984
- AISIN SEIKI
A control system and method for a power delivery system, such as in an automotive vehicle, having an engine coupled to a continuously variable ratio transmission (CVT). Totally independent control of engine and transmission enable the engine to precisely...
US4648290 (A), filed
Tue Jul 16 00:00:00 CDT 1985
, published
Tue Mar 10 00:00:00 CST 1987
- EATON CORP
A semi-automatic mechanical transmission system (10) and method for controlling same is provided. The transmission system includes a shaft selector lever (1) which may be moved forward or rearward from the centered position thereof to select upshifts and...
US4566352 (A), filed
Mon Nov 05 00:00:00 CST 1984
, published
Tue Jan 28 00:00:00 CST 1986
- STIFF BERNARD
Apparatus for controlling a rotary shaft relative to a reference includes a strain wave drive having a specially shaped deformable ring gear for minimum stress. The wave generator part of the drive is normally caused to rotate with the input and output shafts...
US6000293 (A), filed
Fri Jul 02 00:00:00 CDT 1999
, published
Tue Dec 14 00:00:00 CST 1999
A hydraulic transmission system includes the use of a geared cone 12 having geared rings 46-52 which mesh with respective clutches 30-36 of a drive shaft 16. The clutches 30-36 individually engage by use of hydraulic pressure directed by an input chamber 102....
US4289045 (A), filed
Mon Jan 30 00:00:00 CST 1978
, published
Tue Sep 15 00:00:00 CDT 1981
- RENAULT
A transmission unit for coupling the engine of a motor vehicle to either a manual-shift gearbox or an automatic gearbox includes a differential having a crown gear, pinions for coupling the crown gear to the output shaft of the gearbox and a housing for...
US5203747 (A), filed
Thu Oct 10 00:00:00 CDT 1991
, published
Tue Apr 20 00:00:00 CDT 1993
- WARREN WALTER S
An integrated hydromechanical transmission capable of achieving continuous variability from maximum forward, through zero, to full reverse, and vice versa. The unit will achieve significantly higher rates of efficiency than current hydrostatic transmissions...
US4614133 (A), filed
Fri Oct 12 00:00:00 CDT 1984
, published
Tue Sep 30 00:00:00 CDT 1986
- CATERPILLAR INC
A compact transmission is provided which includes a leading two speed forward and one speed reverse countershaft transmission, and a trailing five speed planetary transmission to give ten forward and two reverse speeds particularly adaptable to an agricultural...
US4291594 (A), filed
Fri Mar 31 00:00:00 CST 1978
, published
Tue Sep 29 00:00:00 CDT 1981
- RENAULT
In the regulation of a motor-drive unit for a motor vehicle having a heat-engine and a continuously variable ratio transmission, in a clutch-engaged phase the heat-engine fuel feed is controlled so that it is a function of the displacement of the accelerator...
US5427580 (A), filed
Mon Oct 04 00:00:00 CDT 1993
, published
Tue Jun 27 00:00:00 CDT 1995
- BORG WARNER AUTOMOTIVE
A chain and sprocket system includes a plurality of chains and phased or offset sprockets. The transmission system includes a random or hybrid chain with the offset sprockets. The timing system can include single or dual overhead camshafts, with phasing of the...
US7344473 (B2), filed
Wed Mar 29 00:00:00 CST 2006
, published
Tue Mar 18 00:00:00 CDT 2008
- YANMAR CO LTD
A hydraulic transmission ( 21 ) has an electric actuator ( 86 ) for changing its output/input rotation speed ratio. A controller ( 90 ) of the actuator memorizes a command current value to the actuator supposing that load is not applied on the hydraulic...
US4241618 (A), filed
Fri Mar 02 00:00:00 CST 1979
, published
Tue Dec 30 00:00:00 CST 1980
- BORG WARNER
A power transmission adapted to be connected between a prime mover and a driven means which comprises a variable pulley drive comprising drive and driven pulleys connected by a belt, each having at least one flange axially movable with respect to the other....
US4345664 (A), filed
Tue May 20 00:00:00 CDT 1980
, published
Tue Aug 24 00:00:00 CDT 1982
- HONDA MOTOR CO LTD
A power transmission for a two-wheeled vehicle includes a variable-diameter drive pulley mechanism (2) mounted on a drive shaft (1) connected to an engine (E), a variable-diameter driven pulley mechanism (22) mounted on a driven shaft (18) operatively coupled...
US5816967 (A), filed
Wed Jun 19 00:00:00 CDT 1996
, published
Tue Oct 06 00:00:00 CDT 1998
- BORG WARNER AUTOMOTIVE
A chain and sprocket system includes a plurality of chains and phased or offset sprockets. The transmission system includes a random or hybrid chain with the offset sprockets. The timing system can include single or dual overhead camshafts, with phasing of the...
US4730521 (A), filed
Tue Sep 09 00:00:00 CDT 1986
, published
Tue Mar 15 00:00:00 CST 1988
- NISSAN MOTOR
An accumulator designed to alleviate a so-called N-D select shock is connected in a hydraulic control system for an automatic transmission such that it can also alleviate a 3-4 shift shock. The accumulator includes a piston and a spring biasing the piston. The...
US5477455 (A), filed
Thu Jun 30 00:00:00 CDT 1994
, published
Tue Dec 19 00:00:00 CST 1995
- KOMATSU MFG CO LTD
A turning control system for use in a track-laying vehicle comprising: a steering motor for driving crawler belts provided at both sides of the vehicle such that a relative travel difference is caused between the crawler belts, thereby turning the vehicle...
US5632706 (A), filed
Mon Mar 04 00:00:00 CST 1996
, published
Tue May 27 00:00:00 CDT 1997
- LUK GETRIEBE SYSTEME GMBH
A motor vehicle has a clutch which is controlled by an electronic clutch management system. When the vehicle is in gear with the engine running and is stationary or almost stationary with no gas being given, the system causes the clutch to become engaged just...
US4884536 (A), filed
Thu Jan 26 00:00:00 CST 1989
, published
Tue Dec 05 00:00:00 CST 1989
- COLLINS MOTOR CORP LTD
US5445039 (A), filed
Fri Mar 18 00:00:00 CST 1994
, published
Tue Aug 29 00:00:00 CDT 1995
A scotch yoke type motion converter employs a shuttle movable in a reciprocating fashion along a rectilinear path and having an aperture therein. One side of the aperture is defined by a first trackable profile and an opposite side of the aperture is defined...
US5012418 (A), filed
Thu Aug 18 00:00:00 CDT 1988
, published
Tue Apr 30 00:00:00 CDT 1991
- ZAHNRADFABRIK FRIEDRICHSHAFEN
PCT No. PCT/EP87/00159 Sec. 371 Date Aug. 18, 1988 Sec. 102(e) Date Aug. 18, 1988 PCT Filed Mar. 20, 1987 PCT Pub. No. WO87/05867 PCT Pub. Date Oct. 8, 1987.A vehicle operating and speed-regulating system for a motor vehicle having a transmission and an engine...
US6779633 (B2), filed
Tue Dec 18 00:00:00 CST 2001
, published
Tue Aug 24 00:00:00 CDT 2004
An improved system for changing the fluid of vehicular automatic transmissions and the like, which has the capability to provide a complete fluid exchange faster and with less usage of fresh fluid in a manner that is easier to operate. This is accomplished by...
US7000577 (B2), filed
Tue Sep 25 00:00:00 CDT 2001
, published
Tue Feb 21 00:00:00 CST 2006
- BRP ROTAX GMBH CO KG
A modular family of internal combustion engines is described. The family includes at least three engine configurations selected from a single cylinder, V-type, inline, opposed, W-type, and radial configurations. Each of the engines in the family includes at...
US4661087 (A), filed
Fri Feb 07 00:00:00 CST 1986
, published
Tue Apr 28 00:00:00 CDT 1987
- DAYCO PRODUCTS INC
A tensioner for a power transmission belt that is adapted to be operated in an endless path and a method of making the same are provided, the tensioner comprising a support unit for being fixed relative to the belt, a belt engaging unit carried by the support...
US4566353 (A), filed
Tue Feb 22 00:00:00 CST 1983
, published
Tue Jan 28 00:00:00 CST 1986
- STIFF BERNARD
Apparatus for controlling a rotary shaft relative to a reference includes a strain wave drive having a specially shaped deformable ring gear for minimum stress. The wave generator part of the drive is normally caused to rotate with the input and output shafts...
US4145166 (A), filed
Mon Dec 06 00:00:00 CST 1976
, published
Tue Mar 20 00:00:00 CST 1979
- CAMACT PUMP CORP
Disclosed is a displacement pump especially suited for use in very small well bores. The pump includes a piston working in a cylinder, driven by a rotating cam shaft having closed loop cams for effecting reciprocation of the piston. The rotating cam shaft...
US4286476 (A), filed
Fri Dec 01 00:00:00 CST 1978
, published
Tue Sep 01 00:00:00 CDT 1981
- STIFF BERNARD
Apparatus for controlling a rotary shaft relative to a reference includes a strain wave drive having a specially shaped deformable ring gear for minimum stress. The wave generator part of the drive is normally caused to rotate with the input and output shafts...
US4274519 (A), filed
Thu Apr 19 00:00:00 CST 1979
, published
Tue Jun 23 00:00:00 CDT 1981
- AISIN WARNER
A lock-up clutch having high durability and high reliability of operation is provided in the present invention. Said lock-up clutch comprises a pump impeller connected mechanically with a prime mover, a power shaft, a turbine runner which transmits a driving...
US4650443 (A), filed
Mon Feb 10 00:00:00 CST 1986
, published
Tue Mar 17 00:00:00 CST 1987
- DAYCO PRODUCTS INC
The combination of a toothed pulley and a toothed belt and method of making the same are provided. The toothed belt has teeth that serially mesh with cavities of the pulley that are respectively disposed between adjacent teeth thereof and that respectively...
US4662249 (A), filed
Thu Nov 07 00:00:00 CST 1985
, published
Tue May 05 00:00:00 CDT 1987
- AISIN WARNER
A hydraulic control system for an automatic transmission of a motor vehicle, which is provided with a bleed valve in a fluid chamber of a particular shift valve for restricting pressure increase when line pressure is admitted thereinto for a jumping shift to a...
US4938736 (A), filed
Wed Sep 20 00:00:00 CDT 1989
, published
Tue Jul 03 00:00:00 CDT 1990
- DAYCO PRODUCTS INC
An endless power transmission belt construction and method of making the same are provided, the belt construction having opposed side edges and having an inner surface defining a plurality of longitudinally disposed and alternately spaced apart projections and...
US6450913 (B1), filed
Fri Mar 17 00:00:00 CST 2000
, published
Tue Sep 17 00:00:00 CDT 2002
- ASEC GMBH
A primary transmission has a first eccentric disc coupled in a fixed driving connection to a drive shaft extending into the transmission housing. An internal ring gear is mounted in the housing concentrically to the drive shaft. A first spur gear is supported...
US6843056 (B1), filed
Tue Mar 11 00:00:00 CST 2003
, published
Tue Jan 18 00:00:00 CST 2005
- HYDRO GEAR LTD PARTNERSHIP
A transaxle comprised of a hydrostatic transmission mounted in a transmission housing and having a pair of hydraulic pumps and hydraulic motors operatively connected together through a center section mounted in the housing. First and second axle housings are...
US5407024 (A), filed
Wed Jun 24 00:00:00 CDT 1992
, published
Tue Apr 18 00:00:00 CDT 1995
- BORG WARNER AUTOMOTIVE
An on demand vehicle drive system monitors vehicle performance and operating conditions and controls torque delivery to the vehicle wheels. The system includes a plurality of speed and position sensors, a transfer case having primary and secondary output...
US4459878 (A), filed
Fri May 21 00:00:00 CDT 1982
, published
Tue Jul 17 00:00:00 CDT 1984
- AISIN SEIKI
A control system and method for a power delivery system, such as in an automotive vehicle, having an engine coupled to a continuously variable ratio transmission (CVT). Totally independent control of engine and transmission enable the engine to precisely...
US5335566 (A), filed
Mon Jul 06 00:00:00 CDT 1992
, published
Tue Aug 09 00:00:00 CDT 1994
- EATON CORP
A control system/method for an at least partially automated mechanical transmission system (10) is provided for determining if selected upshifts into a target gear ratio are feasible (208) or not feasible (210) under current vehicle operating conditions and...
US5401223 (A), filed
Wed Aug 18 00:00:00 CDT 1993
, published
Tue Mar 28 00:00:00 CST 1995
- CUMMINS ELECTRONICS
A control system for controlling automatic shifting of a manual/automatic transmission is disclosed including a cruise control system and an auto-shift mode for controlling automatic upshift and downshift operations between the top two gears of a heavy duty...
US4886483 (A), filed
Wed Nov 23 00:00:00 CST 1988
, published
Tue Dec 12 00:00:00 CST 1989
- DAYCO PRODUCTS INC
A tensioner for a power transmission belt that is adapted to be operated in an endless path and a method of making the same are provided, the tensioner having a frictional dampening unit operatively associated with the support unit and the belt engaging unit...
US5979270 (A), filed
Thu Jul 09 00:00:00 CDT 1998
, published
Tue Nov 09 00:00:00 CST 1999
- UNIPAT AG
A hydrostatic transaxle axle assembly for a vehicle such as a grass mowing lawn or garden tractor comprising a housing for an internally disposed hydrostatic transmission having a variable-displacement hydraulic pump fluidly connected to a fixed-displacement...
US5954615 (A), filed
Thu Mar 27 00:00:00 CST 1997
, published
Tue Sep 21 00:00:00 CDT 1999
- SYNKINETICS INC
A method and apparatus are provided for translating the speed of a drive shaft which is driven at a second speed to the speed of a driven shaft at a second speed, by providing a drive cam, a driven cam, and at least one reciprocating transfer element driven at...
US4784631 (A), filed
Mon Nov 09 00:00:00 CST 1987
, published
Tue Nov 15 00:00:00 CST 1988
- DAYCO PRODUCTS INC
A tensioner for a power transmission belt that is adapted to be operated in an endless path and a method of making the same are provided, the tensioner comprising a support unit for being fixed relative to the belt, a belt engaging unit carried by the support...
US5383819 (A), filed
Thu Mar 03 00:00:00 CST 1994
, published
Tue Jan 24 00:00:00 CST 1995
- GREENMASTER IND CORP
A damping device includes a curved channel plate having a bottom end pivotally disposed around the peripheral flange of the flywheel of a rotary gymnastic apparatus and linked to a spring-supported hook at one end of a rotary knob-controlled traction device,...
US6272854 (B1), filed
Wed Oct 27 00:00:00 CDT 1999
, published
Tue Aug 14 00:00:00 CDT 2001
- KANZAKI KOKYUKOKI MFG COL LTD
An axle driving apparatus consisting of a housing for compactly housing inner portions of axles, a hydrostatic transmission, and a transmitting mechanism for transmitting power to the axles from an output shaft of the hydrostatic transmission. The housing is...
US4218955 (A), filed
Wed Jan 10 00:00:00 CST 1979
, published
Tue Aug 26 00:00:00 CDT 1980
- OUTBOARD MARINE CORP
An apparatus for delivering power to a marine propulsion device comprises an engine, a propeller, and a transmission which operatively connects the engine with the propeller and which is operative between a neutral position and a drive position. The apparatus...
US6220211 (B1), filed
Mon Oct 23 00:00:00 CDT 2000
, published
Tue Apr 24 00:00:00 CDT 2001
- US ARMY
An engine accessory retards or advances one or more cam shafts of an engine relative to the crankshaft during engine operation. The accessory acts upon the timing chain that engages wheels on cam shafts and crankshaft. The accessory includes a rod translatably...
US6361467 (B1), filed
Fri May 19 00:00:00 CDT 2000
, published
Tue Mar 26 00:00:00 CST 2002
A differential gear apparatus includes a differential casing having a bearing surface for journalling of a right axle, two cavities at opposite sides of the bearing surface, and two radially extending holes formed in an outer annular wall thereof and...
US4501508 (A), filed
Mon Mar 28 00:00:00 CST 1983
, published
Tue Feb 26 00:00:00 CST 1985
- IQUAD COMPANY INC
A typewriter printing assembly is disclosed in which a typing assembly and type actuator are mounted for movement along a shaft and are connected to a follower. The connection of the typing assembly and follower is a detachable one, and the support for the...
US6018223 (A), filed
Thu Feb 11 00:00:00 CST 1999
, published
Tue Jan 25 00:00:00 CST 2000
- LEAR AUTOMOTIVE DEARBORN INC
A multi-functional apparatus employs an intermittent motion mechanism. An electromagnetic device selectively causes movement of the intermittent motion mechanism thereby moving a mechanical device coupled thereto. In another aspect of the present invention, a...
US4452542 (A), filed
Thu Sep 24 00:00:00 CDT 1981
, published
Tue Jun 05 00:00:00 CDT 1984
- EPSON CORP
The print head of a serial printer includes a protruding plug which is seated and locked into a receptacle on a translating carriage. An endless belt has teeth engaged in a correspondingly contoured groove of the carriage for positive connection between...
US5201692 (A), filed
Tue Jul 09 00:00:00 CDT 1991
, published
Tue Apr 13 00:00:00 CDT 1993
- HYDRO GEAR LP
A transaxle with a hydrostatic transmission which is compact, reliable and economical to manufacture, including a novel means for hydraulically reducing the speed of the input to the transaxle; an improved differential which is stronger and less complicated...
US4331045 (A), filed
Thu Jul 26 00:00:00 CDT 1979
, published
Tue May 25 00:00:00 CDT 1982
- VOLKSWAGENWERK AG
A pneumatic control system is disclosed for an automatic transmission for a vehicle of the type having a mechanical planetary gear train with hydraulically actuatable gear elements. A manual control valve dependent upon the position of the transmission gear...
US4932209 (A), filed
Wed Feb 01 00:00:00 CST 1989
, published
Tue Jun 12 00:00:00 CDT 1990
- KANZAKI KOKYUKOKI MFG CO LTD
An axle driving apparatus wherein a hydraulic motor and a hydraulic pump for a hydro-static-transmission are housed in a transmission casing of the axle driving apparatus and a center section for connecting the hydraulic motor and hydraulic pump is disposed in...
US4832670 (A), filed
Fri Feb 05 00:00:00 CST 1988
, published
Tue May 23 00:00:00 CDT 1989
- DAYCO PRODUCTS INC
An endless power transmission belt construction and method of making the same are provided, the belt construction having opposed side edges and having an inner surface defining a plurality of longitudinally disposed and alternately spaced apart projections and...
US4382391 (A), filed
Mon Jun 01 00:00:00 CDT 1981
, published
Tue May 10 00:00:00 CDT 1983
- STIFF BERNARD
Apparatus for controlling a rotary shaft relative to a reference includes a strain wave drive having a specially shaped deformable ring gear for minimum stress. The wave generator part of the drive is normally caused to rotate with the input and output shafts...
US4291588 (A), filed
Tue Jan 23 00:00:00 CST 1979
, published
Tue Sep 29 00:00:00 CDT 1981
- CAMACT PUMP CORP
Disclosed is a displacement pump especially suited for use in very small well bores. The pump includes a piston working in a cylinder, driven by a rotating cam shaft having closed loop cams for effecting reciprocation of the piston. The rotating cam shaft...
US5102372 (A), filed
Wed Mar 20 00:00:00 CST 1991
, published
Tue Apr 07 00:00:00 CDT 1992
- SRAM CORP
A bicycle derailleur gear shifting system having a rotatable handgrip actuator cam which is coupled with the derailleur shifting mechanism through a control cable system so as to control the derailleur mechanism. Separate actuator cams are associated with the...
US6151977 (A), filed
Fri Feb 26 00:00:00 CST 1999
, published
Tue Nov 28 00:00:00 CST 2000
- FREIGHTLINER CORP
An electronic shift control lever assembly that transmits signal indicating a driver's desired gear selection to a variety of types of vehicle's transmissions in one form includes a steering column mounted shift lever. The shift lever is actuatable by the...
US4855913 (A), filed
Fri May 29 00:00:00 CDT 1987
, published
Tue Aug 08 00:00:00 CDT 1989
- CASE CO J I
A microprocessor-based electronic control system for a powershift transmission having at least one proportional actuator, such as a solenoid-operated proportional valve, is disclosed. The controller operates a plurality of on-off solenoid valves and the...
US5014038 (A), filed
Wed Mar 15 00:00:00 CST 1989
, published
Tue May 07 00:00:00 CDT 1991
- AUTOMOTIVE PROD USA
An electronic control system for a motor vehicle of the type including an automatic transmission, a steering system having a steering column, an ignition switch having an on position and a key-in/lock position, means operative in response to movement of the...
US7007589 (B1), filed
Fri Mar 24 00:00:00 CST 2000
, published
Tue Mar 07 00:00:00 CST 2006
- SANDERSON MAN INC R
A hydraulic pump includes a housing, at least two pistons mounted to the housing to rotate relative to the housing, and a transition arm coupled to each of the pistons to rotate therewith. The transition arm is set at a predetermined angle relative to a...
US4419909 (A), filed
Tue Jun 24 00:00:00 CDT 1980
, published
Tue Dec 13 00:00:00 CST 1983
- VOLVO BM
A method of controlling a power transmission device between a driving engine and a drive axle comprising a torque converter and an automatic step gearbox, and a power transmission device for carrying out the method. In the gearbox, an electric control device...
US6896087 (B2), filed
Tue Sep 04 00:00:00 CDT 2001
, published
Tue May 24 00:00:00 CDT 2005
- BRP ROTAX GMBH CO KG
An all terrain vehicle ("ATV") is disclosed having a frame with front, rear, right, and left sides. The frame defines a frame centerline extending longitudinally between the front and the rear sides. The ATV includes an engine with at least one cylinder having...
US4531926 (A), filed
Mon Jul 11 00:00:00 CDT 1983
, published
Tue Jul 30 00:00:00 CDT 1985
- REEVES JR JAMES B
As the sprocket teeth wear, the pitch of the sprocket teeth decreases. As the chain wears, the pitch of the chain increases, this causes the rate of wear to increase. A sprocket after being in use for 1000 hours may have four times the wear as it had after 500...
US5197927 (A), filed
Wed Mar 18 00:00:00 CST 1992
, published
Tue Mar 30 00:00:00 CST 1993
- SRAM CORP
A bicycle gear shifting system having rotatable front and rear handgrip shift actuators operatively associated with control cables for shifting respective front and rear derailleur mechanisms. In some forms of the invention the control cable is directly...
US5197927 (B1), filed
Wed Mar 18 00:00:00 CST 1992
, published
Tue Oct 17 00:00:00 CDT 2000
- SRAM CORP
US5472064 (A), filed
Wed Mar 09 00:00:00 CST 1994
, published
Tue Dec 05 00:00:00 CST 1995
A system for providing total fluid exchange for an automatic transmission which interconnects with the transmission's opened cooling circuit to deliver new, fresh fluid to the transmission while simultaneously extracting the spent, used fluid. The system...
US5542310 (A), filed
Thu Mar 31 00:00:00 CST 1994
, published
Tue Aug 06 00:00:00 CDT 1996
- ANCHORED CORP
A transmission apparatus for changing the speed of a driven member relative to the speed of a driving member while providing continuous torque to the driven member. The apparatus includes reducing gears driven by a driving member, annular cam gears in...
US4938734 (A), filed
Wed Sep 06 00:00:00 CDT 1989
, published
Tue Jul 03 00:00:00 CDT 1990
- DAYCO PRODUCTS INC
A belt tensioner and method of making the same are provided, the tensioner comprising a support for being fixed relative to a belt, a belt engaging unit carried by the support and being movable relative thereto, a spring operatively associated with the support...
US6241636 (B1), filed
Wed Aug 12 00:00:00 CDT 1998
, published
Tue Jun 05 00:00:00 CDT 2001
- MOTION TECHNOLOGIES LLC
A continuously variable transmission. The transmission includes a plurality of power adjusters, such as spherical balls, frictionally interposed between a driving and a driven member. The driving and the driven member are each rotatably disposed over a main...
US5683319 (A), filed
Thu May 02 00:00:00 CDT 1996
, published
Tue Nov 04 00:00:00 CST 1997
- BORG WARNER AUTOMOTIVE
A chain assembly has pins extending through the guide links with minimal projection beyond the outside edge of the guide links. The minimal pin projection provides a chain assembly of narrow construction. Modular chain systems are also provided that permit...
US4906222 (A), filed
Fri Jul 07 00:00:00 CDT 1989
, published
Tue Mar 06 00:00:00 CST 1990
- DAYCO PRODUCTS INC
A belt tensioner and method of making the same are provided, the tensioner comprising a support for being fixed relative to a belt, a belt engaging unit carried by the support and being movable relative thereto, a spring operatively associated with the support...
US6984188 (B2), filed
Mon Mar 10 00:00:00 CST 2003
, published
Tue Jan 10 00:00:00 CST 2006
- BLACK DECKER INC
A multi-speed transmission assembly for a rotary power tool. The transmission assembly includes a plurality of transmission stages, with at least two of the transmission stages employing a movable reduction element that permits the transmission stage to be...
US4493571 (A), filed
Fri Mar 18 00:00:00 CST 1983
, published
Tue Jan 15 00:00:00 CST 1985
- IQUAD COMPANY INC
A printing mechanism includes a right-angle drive for imparting rotation to a rotary printing element having printing type thereon, rotation of the print element selecting a specific character to be imprinted on a printing medium. The right-angle drive permits...
US5513719 (A), filed
Mon Feb 28 00:00:00 CST 1994
, published
Tue May 07 00:00:00 CDT 1996
- EQUOS RESEARCH KK
A hybrid vehicle having an internal combustion engine, a generator connected with an output shaft extending from the internal combustion engine, an electric motor axially aligned with the output shaft, an output gear assembly connected to an output shaft...
US7225617 (B1), filed
Tue Feb 21 00:00:00 CST 2006
, published
Tue Jun 05 00:00:00 CDT 2007
- HYDRO GEAR LTD PARTNERSHIP
A hydraulic drive apparatus having a center section located in a housing includes a hydraulic pump and motor disposed thereon and in fluid communication with a hydraulic porting system in the center section. The pump is driven by an input shaft extending out...
US4817471 (A), filed
Thu Oct 15 00:00:00 CDT 1987
, published
Tue Apr 04 00:00:00 CDT 1989
- TURY EDWARD L
The present invention is an electrical control apparatus for control of an automatic transmission in a motor vehicle. The automatic transmission has a motor for controlling the transmission state. The electrical control apparatus includes an operator input...
US4742722 (A), filed
Mon Apr 28 00:00:00 CDT 1986
, published
Tue May 10 00:00:00 CDT 1988
- WALLACE ASSOCIATED RESEARCH
A transmission unit is provided for converting torque to angular velocity and angular velocity to torque using angular momentum. The conversion is automatically accomplished in a stepless fashion using inertial masses which, preferably, move along spherical...
US4245521 (A), filed
Fri May 12 00:00:00 CDT 1978
, published
Tue Jan 20 00:00:00 CST 1981
- GRAND HAVEN STAMPED PROD
A transmission shifter for vehicles, the shifter being of the type for transmitting gear shift movements to a transmission through a pair of flexible shielded cables. The shifter comprises a shift lever which is pivotable about mutually orthogonal axes....
US6702700 (B2), filed
Thu Jan 16 00:00:00 CST 2003
, published
Tue Mar 09 00:00:00 CST 2004
- EXEDY CORP
An apparatus is provided to expand the direct drive region of the torque converter in a five or six-speed automatic transmission apparatus for front wheel drive to greatly improve the power performance and fuel economy thereof. The apparatus has a first shaft...
US5524501 (A), filed
Wed Aug 24 00:00:00 CDT 1994
, published
Tue Jun 11 00:00:00 CDT 1996
- SRAM CORP
A detent spring for use in a rotatable grip actuating system for a Bowden tube motion translation system used to actuate a derailleur gear shifting system on a bicycle. The detent spring, which is formed of spring type metal has a U-shape, with one leg...
US4741251 (A), filed
Wed May 28 00:00:00 CDT 1986
, published
Tue May 03 00:00:00 CDT 1988
- HONDA MOTOR CO LTD
A swashplate type hydraulic pressure device comprising a cylinder and a swashplate which is rotatable relative to the cylinder and rotatably supported on a holder, the cylinder having a number of plungers disposed thereon axially slidably in an annular...
US4648040 (A), filed
Tue Feb 21 00:00:00 CST 1984
, published
Tue Mar 03 00:00:00 CST 1987
- CASE CO J I
Engine monitor/control microprocessor primarily effective to automatically adjust the engine power setting in a transmission power train in which the transmission drive reduction is variable in ratio, by step change or continuously so, such as for use in farm...
US4555853 (A), filed
Mon Jan 30 00:00:00 CST 1984
, published
Tue Dec 03 00:00:00 CST 1985
- KURT MFG CO
A carriage drive apparatus positions a carriage along a guide rail. First and second front drive rollers are rotatably mounted on a carriage drive housing on opposite sides of a nonrotating guide rail. The first and second front drive rollers are adapted to...
US4832666 (A), filed
Fri Nov 04 00:00:00 CST 1988
, published
Tue May 23 00:00:00 CDT 1989
- DAYCO PRODUCTS INC
A tensioner for a power transmission belt that is adapted to be operated in an endless path and a method of making the same are provided, the tensioner comprising a support unit for being fixed relative to the belt, a belt engaging unit carried by the support...
US4291593 (A), filed
Wed Feb 21 00:00:00 CST 1979
, published
Tue Sep 29 00:00:00 CDT 1981
- IMBAC SPA
A torque reduction unit having small bevel gears is described, particularly for use in the operation of rolling shutters or blinds. Due to its reduced dimensions the reduction unit is located within the operating pulley for the winding up cylinder or drum, and...
