Automatic control system for a hydrostatic transmission

Details Automatic control system for a hydrostatic transmission Automatic control system for a hydrostatic transmission

1978-01-10

1979-09-25

Geoghegan, Edgar W.

Power plants

Pressure fluid source and motor

Condition responsive control of or by input to input pump...

60447, 60449, 60488, 60494, F16H 3946

Patent

active

041686128

ABSTRACT:
An automatic control system for a hydrostatic transmission having a control circuit receiving a control flow from a control pump which represents a speed of a prime mover and valve components including a single adjustable valve which creates a delta pressure signal to control the transmission ratio which controls the speed of the prime mover.

REFERENCES:
patent: 3214911 (1965-11-01), Kempson
patent: 3636705 (1972-01-01), Howard et al.
patent: 3672161 (1972-06-01), Krusche et al.
patent: 3932991 (1976-01-01), Clerk
patent: 3932993 (1976-01-01), Riedhammer
patent: 3986357 (1976-10-01), Hoffmann
patent: 3986358 (1976-10-01), Hoffmann
patent: 4017216 (1977-04-01), Moore

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