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Class Information
Number: 185/40H
Name: Motors: spring, weight, or animal powered > Spring > With winding means > With motor > Vehicles

Patents under this class:

Patent Number Title Of Patent Date Issued
8079446 Operational mechanism for movable body Dec. 20, 2011
7673893 Spring-based mechanism for saving labor of a bicycle rider Mar. 9, 2010
7464627 Passive entry actuator Dec. 16, 2008
7234710 Spring powered vehicle Jun. 26, 2007
6820880 Spring powered wheelbarrow Nov. 23, 2004
6308587 Actuator for vehicle-door locking mechanism Oct. 30, 2001
6196894 Vehicle with spring motor operable in running and rewind modes Mar. 6, 2001
4338988 Automatic tire chains Jul. 13, 1982
4319655 Regenerative braking device with rotationally mounted energy storage means Mar. 16, 1982
4260041 Toy energy supply device Apr. 7, 1981
4246988 Regenerative braking system Jan. 27, 1981
4159042 Automotive energy absorption, storage and retrieval system Jun. 26, 1979
3960246 Spring power device Jun. 1, 1976
3945453 Spring power cell for vehicular spring motor Mar. 23, 1976

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