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Class Information
Number: 180/2.1
Name: Motor vehicles > Motor supplied with power from external source
Description: Motors supplied from without the vehicle with fuel or an equivalent during the travel of the vehicle.










Sub-classes under this class:

Class Number Class Name Patents
180/2.2 Source comprises or includes energy derived from force of nature (e.g., sun, wind) 118


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
6793236 Motorized game cart Sep. 21, 2004
6421600 Roadway-powered electric vehicle system having automatic guidance and demand-based dispatch features Jul. 16, 2002
6390215 Electric vehicle May. 21, 2002
6216808 Brake control system for an electrically operated vehicle Apr. 17, 2001
5582262 Selectively connectable engine for a vehicle having an electric drive motor Dec. 10, 1996
5577736 Entertainment game utilizing electrically powered cars Nov. 26, 1996
5573090 Raodway-powered electric vehicle system having onboard power metering and communication channel features Nov. 12, 1996
5565751 Enhanced traction system for trolleybuses, powered from a 600-volt direct current power line Oct. 15, 1996
5423654 Miniature, portable, self-contained power machine Jun. 13, 1995
5351775 Method for propelling and retarding off-road haulers Oct. 4, 1994
5293947 Variable speed AC electric drive vehicle Mar. 15, 1994
5277285 Electrical vehicle transporation system Jan. 11, 1994
5148898 Electrical vehicle transportation system Sep. 22, 1992
5134254 Electrical vehicle transportation system Jul. 28, 1992
5100155 Amusement vehicle game Mar. 31, 1992
5045646 Electrical vehicle transportation system Sep. 3, 1991
4991835 Amusement vehicle game Feb. 12, 1991
4941794 Automated loading/unloading equipment Jul. 17, 1990
4932831 All terrain mobile robot Jun. 12, 1990
4898382 Amusement vehicle game Feb. 6, 1990
4697979 Robot system safety method Oct. 6, 1987
4662476 Portable scaffold and retrofit kit therefor May. 5, 1987
4522390 Bumper car ride Jun. 11, 1985
4508388 Hoist control valve interlock system for trolley-assisted dump trucks Apr. 2, 1985
4476947 Electric car and roadway system Oct. 16, 1984
4400698 Single channel radio control system Aug. 23, 1983
4324301 Bumper car amusement ride Apr. 13, 1982
4319662 Fire fighting apparatus for a storage/retrieval machine Mar. 16, 1982
4217975 Current collector for amusement park bumper cars Aug. 19, 1980
4210978 Automatic carpet cleaning machine Jul. 8, 1980
4139071 Electrically operated vehicle and electrified roadway therefor Feb. 13, 1979
4129203 Roadway vehicle Dec. 12, 1978
4127181 Water drive system for a center pivot irrigation unit or the like Nov. 28, 1978
4108264 Cable take-up device for electric drive vehicle Aug. 22, 1978
4088202 Scaffolding cart May. 9, 1978
4053025 Scaffold including reversible and adjustable driving and steering unit Oct. 11, 1977
3986572 Installation for giving driving instructions Oct. 19, 1976
3978934 Amusement ride power Sep. 7, 1976

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