Machine element or mechanism – Gearing – Interchangeably locked
Patent
1980-02-07
1985-03-05
Braun, Leslie A.
Machine element or mechanism
Gearing
Interchangeably locked
74664, 74856, 74866, F16H 542, F16H 560
Patent
active
045023450
ABSTRACT:
A two speed ratio accessory drive system especially for use with an automotive engine in which the accessories are driven either from the engine crankshaft or from the engine camshaft. A clutching system controlled to respond to needs and/or operating conditions is used to change the speed ratio between a high speed ratio and a low speed ratio.
REFERENCES:
patent: 2809535 (1957-10-01), Hein et al.
patent: 2903083 (1959-09-01), Kelley
patent: 2910891 (1959-11-01), Heckethorn
patent: 4080843 (1978-03-01), Underwood
patent: 4257508 (1981-03-01), Bennett et al.
Borg-Warner Corporation
Braun Leslie A.
Burgess Aubrey L.
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