1
Schneider Raymond C, Snoy Joseph B: Electronically controlled power transmission. Twin Disc Incorporated, Nilles James E, April 23, 1974: US3805640 (73 worldwide citation)

A power transmission includes an engine-driven lock-up type torque converter for driving a speed changing gear shift mechanism shiftable to different speed ranges by solenoid operated clutch valves. An electronic controller provides output signals to operate the clutch valves and also to inhibit loc ...


2
Schneider Raymond C, Meyer Robert W: Torque converter power transmission having regulating valve means. Twin Disc Incorporated, August 1, 1972: US3680398 (10 worldwide citation)

A power transmission having a torque converter which is driven from a hydraulically actuated, modulatable friction clutch, and a fluid power control system for such a transmission and which prevents the impeller of the torque converter from turning over backwards when the direction of travel of the ...


3
Schneider Raymond C: Aerodynamic torque converter. Twin Disc Incorporated, July 18, 1972: US3677003 (2 worldwide citation)

An aerodynamic torque converter of the fixed housing type and having an impeller, a turbine, and either one or more stages of stators. The aerodynamic torque converter has the exit angles of its impeller blades and of its radial inflow stator blades arranged within certain ranges, to provide a flat ...