Servo device for controlling flow in a hydraulic installation, p

Details Servo device for controlling flow in a hydraulic installation, p Servo device for controlling flow in a hydraulic installation, p

1986-03-11

1987-06-16

Ostrager, Allen M.

Motors: expansible chamber type

With motive fluid valve

Plural separately controlled waste passages for single...

91449, 91458, 13759612, 180142, 180143, B62D 508

Patent

active

046728856

ABSTRACT:
The servo device for controlling flow (10) situated in a branch hydraulic line (6), incorporates in a body (11) an inlet passage (12) and an outlet passage (9) connected by an intermediate passage (13) forming a seat (14) for a valve component (15) which is pushed against its seat by a spring (26) and by an electromagnetic actuator (16) via a push-rod (23) which is slidingly sealingly mounted in a bore (22) between the intermediate passage (13) and an internal chamber (19) which is connected to the inlet passage (12).

REFERENCES:
patent: 3744515 (1973-07-01), Inoue
patent: 4457390 (1984-07-01), Abe et al.
patent: 4473128 (1984-09-01), Nakayama et al.
patent: 4485883 (1984-12-01), Duffy
patent: 4570735 (1986-02-01), Duffy
patent: 4609331 (1986-09-01), Duffy

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