Electric wheel drive

Details Electric wheel drive Electric wheel drive

1987-01-27

1989-01-24

Mitchell, David M.

Motor vehicles

Power

Electric

180 656, 180 681, 74801, 188264P, 310 63, B60K 700

Patent

active

047995645

ABSTRACT:
An electric wheel drive for a wheel body having a drive housing with an interior side facing toward the body and having an opposite exterior side facing away from the body includes a drive motor which has a drive shaft facing the exterior side. Second stage star-type reduction gear and a first stage planetary reduction gear are connected to the drive shaft of the drive motor and they are located adjacent the exterior side. The second stage gear has an outer driving gear surface which is in driving engagement with the wheel hubs of a tire. The construction includes a cooling air passage extending from said housing interior side past said drive motor first and then through first and second gear stages to the exterior side.

REFERENCES:
patent: 3035652 (1962-05-01), McLean
patent: 3770074 (1973-11-01), Sherman
patent: 3812928 (1974-05-01), Rockwell et al.
patent: 4330045 (1982-05-01), Myers
patent: 4389586 (1983-06-01), Foster et al.

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