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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:

Class Number Class Name Patents
475/150 Differential drive or control 258
475/151 Plural power paths 63
475/153 With condition responsive control 83
475/154 With electric or magnetic controlled brake 61


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8702549 Vehicle drive unit Apr. 22, 2014
8690119 Leak-free reciprocating stemmed valve Apr. 8, 2014
8647224 Generator arrangement for a wind power plant Feb. 11, 2014
8640800 Chassis for a motor vehicle having an electrical axle Feb. 4, 2014
8641569 Revolving apparatus for construction machine Feb. 4, 2014
8633622 Electric motor and planetary gear assembly Jan. 21, 2014
8622865 Speed change mechanism Jan. 7, 2014
8613683 Pneumato-mechanical regenerative power source Dec. 24, 2013
8596426 Electric linear motion actuator and electric brake assembly Dec. 3, 2013
8591367 Non-backdrivable gear system Nov. 26, 2013
8591368 Drive system for a wind turbine Nov. 26, 2013
8591370 Dual-drive electric machine having controllable planetary gear set (2) Nov. 26, 2013
8585525 Left and right wheels drive system Nov. 19, 2013
8579277 Drive transmission apparatus and feeding apparatus Nov. 12, 2013
8562471 Electric motor assembly with movable rotor segments to reduce back electromotive force Oct. 22, 2013
8550949 Electromotive drives Oct. 8, 2013
8550948 Controller for a ship's propulsion Oct. 8, 2013
8545355 Assembly method for hybrid electric transmission Oct. 1, 2013
8512191 Variable speed control device of a power winch Aug. 20, 2013
8496228 Planetary gear ball valve Jul. 30, 2013
8490946 Planetary gear valve Jul. 23, 2013
8480526 Method and apparatus for operating a movable barrier Jul. 9, 2013
8425358 Hybrid drive for a transportation means Apr. 23, 2013
8419580 Electric wheel for electric vehicles Apr. 16, 2013
8419581 Hub motor for electric vehicles Apr. 16, 2013
8409042 Externally rotating mechanism through offset outer rotating electrical machine drive Apr. 2, 2013
8393989 Electric traction drives Mar. 12, 2013
8381867 Transmission ratio variable mechanism and vehicle steering apparatus including the same Feb. 26, 2013
8348798 Hub motor for electric vehicles Jan. 8, 2013
8342999 Electromotive drives Jan. 1, 2013
8328675 Power pivot device for a plow Dec. 11, 2012
8313403 Hollow shaft epicyclic translative drive with centrally positioned transmittance and integrated utility apparatus Nov. 20, 2012
8287411 Hybrid transmission with integrated torque machine Oct. 16, 2012
8262531 Actuator with differential and brake Sep. 11, 2012
8257215 Multi-speed planetary coupling gear Sep. 4, 2012
8226517 Speed change mechanism Jul. 24, 2012
8210974 Hubs incorporating a variable ratio transmission system Jul. 3, 2012
8210980 Orbital magnetic speed change Jul. 3, 2012
8167752 Hybrid transmission for hybrid vehicles May. 1, 2012
8152685 Planetary drive servo actuator Apr. 10, 2012
8146705 Oscillating gear device, transmission ratio variable mechanism, and motor vehicle steering system Apr. 3, 2012
8147368 Seat adjustment device for a vehicle seat Apr. 3, 2012
8142321 Control drive with electric motor and planetary gear mechanism Mar. 27, 2012
8137229 Modular transmission assembly and a method of assembly Mar. 20, 2012
8137230 Reduction gear Mar. 20, 2012
8091660 Hybrid traction system Jan. 10, 2012
8068766 Rotary drive device and image forming apparatus Nov. 29, 2011
8049384 Electronic drive unit Nov. 1, 2011
8036798 Controller of driver for vehicle Oct. 11, 2011
8016893 Gear bearing drive Sep. 13, 2011

1 2 3 4 5 6










 
 
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