192 clutches and power-stop control – Transmission control and clutch control – Common control
Patent
1975-07-14
1977-07-26
Scott, Samuel
192 clutches and power-stop control
Transmission control and clutch control
Common control
74740, B60K 4122, F16H 3700
Patent
active
040376931
ABSTRACT:
The combination in a motor vehicle of a prime mover, a multi-speed main gearing provided with manual ratio selector means, a disengageable main clutch between the prime mover and the input of the main gearing, a driver-operated main clutch control having a first position in which the main clutch is engaged to transmit drive from the prime mover to the main gearing and a second position in which the main clutch is disengaged and which is normally assumed during ratio changes of said main gearing by said selector means, an auxiliary two-ratio gearing in series with the main gearing, and ratio control means for the auxiliary gearing connected with the main clutch control and manual selector means so that, with the main gearing in its highest ratio, each movement of the main clutch control to its second position not only disengages the clutch but also actuates the ratio control means to change the operative ratio of the auxiliary gearing.
REFERENCES:
patent: RE23691 (1953-07-01), Randol
patent: 2131263 (1938-09-01), Barnes
patent: 2194823 (1940-03-01), Dooley
patent: 3313182 (1967-04-01), Nallinger
patent: 3367213 (1968-02-01), Abbot
Cross Nigel Terence
Hewitt Roger John Arthur
Chandler Lance W.
GKN Transmissions Limited
Scott Samuel
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