Valves and valve actuation – Fluid actuated or retarded – Pilot or servo type motor
Patent
1983-06-03
1985-07-30
Walton, George L.
Valves and valve actuation
Fluid actuated or retarded
Pilot or servo type motor
91361, 91398, 123571, 251 30, 60404, F16K 3102
Patent
active
045317062
ABSTRACT:
A pressure operated control installation, especially for automotive vehicles, which includes a pressure source and a servo member controlled through a control block. The control block includes a logistor, a control element coupled with a control unit, and a bypass line with a throttling arrangement. The pressure conducting inlet of the logistor is connected through the bypass line to a control inlet of the logistor and the control unit controls a connection between the control inlet of the logistor and a return line. At least two control blocks are provided with a control outlet of the logistor of the first control block and a pressure conducting inlet of the logistor of the second control block being connected to the servo member.
REFERENCES:
patent: 3926159 (1975-12-01), Michelson
patent: 3980002 (1976-09-01), Jarman et al.
patent: 4265163 (1981-05-01), Arao et al.
Grossner Horst
Schwerdt Paul
Weiger Gunter
Daimler-Benz Aktiengesellschaft
Walton George L.
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