Automotive accessory drive

Details Automotive accessory drive Automotive accessory drive

1978-11-27

1981-05-05

Husar, C. J.

Machine element or mechanism

Gearing

Interchangeably locked

74752C, 192 0033, 192 82T, F16H 542

Patent

active

042651352

ABSTRACT:
A three-phase accessory drive system associated with the engine of a vehicle and providing a high ratio drive phase from vehicle engine idle to a first predetermined engine speed, a substantially constant speed drive phase above the first predetermined engine speed to a second predetermined engine speed and a low ratio drive phase above the second predetermined engine speed. The accessory drive speed is also temperature compensated.
The drive system comprises the combination of a planetary gear set, a friction brake, a friction clutch and a hydraulic system operatively associated with the brake.

REFERENCES:
patent: 2943517 (1960-07-01), Markley et al.
patent: 3469473 (1969-09-01), Forster et al.
patent: 3487726 (1970-01-01), Burnett
patent: 3747731 (1973-07-01), Smirl
patent: 3773153 (1973-11-01), Smirl
patent: 4098148 (1978-07-01), Wayman

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