Hydraulic torque converter lock-up clutch

Details Hydraulic torque converter lock-up clutch Hydraulic torque converter lock-up clutch

1976-11-12

1978-08-22

Wyche, Benjamin W.

192 clutches and power-stop control

Vortex-flow drive and clutch

Including drive-lockup clutch

13762521, 60361, F16H 4118

Patent

active

041082907

ABSTRACT:
A controlled lock-up clutch interposed between the impeller and turbine in a torque converter of an automatic transmission for an automotive vehicle where the clutch lock-up and unlock is controlled at a torque converter speed ratio design point by the stator movement and loading. A lock-up clutch is actuated from a hydraulic source and controlled by a rotary valve that is actuated by a one-way overrunning clutch positioned between the stator of the torque converter and the rotary valve movable between two control positions.

REFERENCES:
patent: 2480933 (1949-09-01), Jandasek
patent: 2568007 (1951-09-01), Jandasek
patent: 2597921 (1952-05-01), Churchill et al.
patent: 2607456 (1952-08-01), Jandasek
patent: 3482669 (1969-12-01), Pegg
patent: 3566998 (1971-03-01), Hattori et al.

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