Torque transfer device for a four wheel drive vehicle

Details Torque transfer device for a four wheel drive vehicle Torque transfer device for a four wheel drive vehicle

1980-11-18

1983-12-27

Braun, Leslie A.

Machine element or mechanism

Gearing

Plural power paths to and/or from gearing

74785, 74787, 180247, F16H 3706, F16H 5710

Patent

active

044223498

ABSTRACT:
A four wheel drive torque transfer device is switchable between two wheel drive and four wheel drive during running operation of a vehicle having an automatic transmission. A reducer permits direct coupling or reduced speed drives. A parking gear associating with the transfer device requires only small modification to the conventional parking mechanism.

REFERENCES:
patent: 2853890 (1958-09-01), Kelbel
patent: 2855807 (1958-10-01), Gerst
patent: 3095758 (1963-07-01), Bixby
patent: 3251243 (1966-05-01), Kress
patent: 3378093 (1968-04-01), Hill
patent: 3386532 (1968-06-01), Moss
patent: 3505904 (1970-04-01), Williams, Jr.
patent: 4103753 (1978-08-01), Holdeman
patent: 4298085 (1981-11-01), Moroto
patent: 4344335 (1982-08-01), Kawai
Twin Disc 2-Speed Transmission, Model T-302, p. 10, 5/15/53.

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