Hydraulic torque converter with a lock-up clutch

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

1976-05-05

1977-08-30

Geoghegan, Edgar W.

Power plants

Pressure fluid source and motor

Coaxial impeller and turbine unit

192 328, F16D 3300, F16D 3320

Patent

active

040445569

ABSTRACT:
A hydraulic torque converter with a lock-up clutch wherein the cross section of a torus formed by an impeller, turbine and a stator is determined to satisfy that the ratio of its axial length L to its radial height H (L/H) is 0.64-0.80, the ratio of its inner diameter D.sub.i to its outer diameter D.sub.o (D.sub.i /D.sub.o) is 0.40-0.33 and the ratio of an annular flow passage area a at the exit of the impeller to a circular area A defined by the torus outer diameter (a/A) is 0.18-0.23.

REFERENCES:
patent: 3002593 (1961-10-01), Black et al.
patent: 3503209 (1970-03-01), Loffelholz
patent: 3953970 (1976-05-01), Fuehrer

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