Motorized semi-trailer

Details Motorized semi-trailer Motorized semi-trailer

2006-12-12

2006-12-12

Morris, Lesley D. (Department: 3611)

Motor vehicles

Vehicle trains

Motorized trailer

C180S014300, C180S065230, C180S065310, C180S065510

Reexamination Certificate

active

07147070

ABSTRACT:
An improved tractor trailer having a tractor unit and a trailer unit and wherein the tractor unit includes an internal combustion engine, the improvement comprising an electrical drive arranged to drive at least some of the wheels on at least one of the axles of the trailer, in a control system associated therewith. The arrangement provides extra power for situations where it is required and can, in the case of electric drive motors mounted directly on the wheel, provide for better braking.

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patent: 5178403 (1993-01-01), Kemner et al.
patent: 6367570 (2002-04-01), Long et al.
patent: 6419037 (2002-07-01), Kramer et al.
patent: 6516925 (2003-02-01), Napier et al.
patent: 2002/0056579 (2002-05-01), Cooper
patent: 0040111 (1981-04-01), None

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