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Class Information
Number: 475/149
Name: Planetary gear transmission systems or components > Electric or magnetic drive or control
Description: Subject matter wherein (1) the planetary transmission is combined with an electric motor or generator to form a drive train or (2) means is provided to change the speed ratio* or otherwise regulate the operation of the planetary transmission by means of electric or magnetic energy.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7451668 |
Starter having excessive-torque-absorbing device |
Nov. 18, 2008 |
| 7452298 |
Compact drive |
Nov. 18, 2008 |
| 7441613 |
Electric drive system with differential steering |
Oct. 28, 2008 |
| 7416501 |
Single range electrically variable transmission with lockup clutch and method of operation |
Aug. 26, 2008 |
| 7399248 |
Moving coil electronic locking differential |
Jul. 15, 2008 |
| 7396307 |
Motor-incorporated hypocycloid-type speed reducer |
Jul. 8, 2008 |
| 7384357 |
Speed reduction gear train with planetary differential for electric motor axle drive |
Jun. 10, 2008 |
| 7381145 |
Apparatus for opening and closing cover |
Jun. 3, 2008 |
| 7364524 |
Driveline coupling for electric module |
Apr. 29, 2008 |
| 7354372 |
Actuator for shift-by-wire automatic transmission system |
Apr. 8, 2008 |
| 7354371 |
Motor-incorporated hypocycloid-type speed reducer |
Apr. 8, 2008 |
| 7354370 |
Drive system for regulating devices in motor vehicles |
Apr. 8, 2008 |
| 7347797 |
Electro-mechanical transmission with six speed ratios and a method of redesigning a transmission |
Mar. 25, 2008 |
| 7338401 |
Two mode electrically variable transmission with equal forward and reverse input-split modal and fixed ratio performance |
Mar. 4, 2008 |
| 7326143 |
Rotary actuator |
Feb. 5, 2008 |
| 7316627 |
Integrated two-speed motor |
Jan. 8, 2008 |
| 7306534 |
Electrically variable transmission having three planetary gear sets, four fixed interconnections and clutched input |
Dec. 11, 2007 |
| 7294080 |
Rotational drive device and processing device using the same |
Nov. 13, 2007 |
| 7294081 |
Drive unit for a vehicle seat |
Nov. 13, 2007 |
| 7276009 |
Servo drive |
Oct. 2, 2007 |
| 7261660 |
Electrically variable transmission arrangement with transfer gear between gear sets and clutches |
Aug. 28, 2007 |
| 7241244 |
Actuator for shift-by-wire automatic transmission system |
Jul. 10, 2007 |
| 7239055 |
Motor cooling system |
Jul. 3, 2007 |
| 7232393 |
Electrically variable transmission having two planetary gear sets with two fixed interconnections |
Jun. 19, 2007 |
| 7195575 |
Splined sun gear and method for compact electro-mechanical transmission |
Mar. 27, 2007 |
| 7122926 |
Fault-tolerant rotary actuator |
Oct. 17, 2006 |
| 7101299 |
Starter with planetary reduction gear device |
Sep. 5, 2006 |
| 7083538 |
Power transmission with electromechanical actuator |
Aug. 1, 2006 |
| RE39179 |
Electromechanical drive for track-laying vehicles |
Jul. 11, 2006 |
| 7059989 |
Bottom bracket structure with dynamo |
Jun. 13, 2006 |
| 7052428 |
Actuator |
May. 30, 2006 |
| 7018314 |
Engine starter with impact absorber |
Mar. 28, 2006 |
| 6991573 |
Steering actuator of independent steer-by-wire system |
Jan. 31, 2006 |
| 6971967 |
Clutch-driven limited force actuator |
Dec. 6, 2005 |
| 6962093 |
Noise reduction structure for power take-off unit gear assembly |
Nov. 8, 2005 |
| 6948396 |
Control apparatus for a multi-speed transmission |
Sep. 27, 2005 |
| 6933691 |
Control system for a shifting mechanism with a DC motor |
Aug. 23, 2005 |
| 6929577 |
Clutch actuation system for two-speed active transfer case |
Aug. 16, 2005 |
| 6893371 |
Transmission actuator driven by an electric motor |
May. 17, 2005 |
| 6890279 |
Window operator |
May. 10, 2005 |
| 6872161 |
Modular gear system for pump |
Mar. 29, 2005 |
| 6869378 |
Series of motors with speed reducers |
Mar. 22, 2005 |
| 6857981 |
Rotary actuator |
Feb. 22, 2005 |
| 6857984 |
Starter having thrust receiving member between motor shaft and output shaft |
Feb. 22, 2005 |
| 6780132 |
Selectively actuated transfer case |
Aug. 24, 2004 |
| 6767305 |
Actuating unit |
Jul. 27, 2004 |
| 6752227 |
Final drive for driving a vehicle wheel |
Jun. 22, 2004 |
| 6746354 |
Drive system for a motor vehicle |
Jun. 8, 2004 |
| 6733414 |
Gear assembly for a power tool |
May. 11, 2004 |
| 6727614 |
Symmetrical drive for wiper components |
Apr. 27, 2004 |
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