Pressurized fluid supply system

Details Pressurized fluid supply system Pressurized fluid supply system

1996-02-13

1998-07-28

Nguyen, Hoang

Power plants

Pressure fluid source and motor

Having condition responsive control in a system of distinct...

60431, 91446, 417 34, F16D 3102

Patent

active

057848858

ABSTRACT:
A direction control valve is formed by providing a main spool for establishing and blocking communication between an inlet port, first and second actuator ports and first and second tank ports. A pressure compensation valve comprising a check valve portion and pressure reduction portions is provided for compensating the pressurized fluid with a load pressure and supplying it to the inlet port. A plurality of valve blocks are connected with communicating respective first and second tank ports and respective pump ports, and either one of pump port is connected to a main port. In either case, the pump port is connected to the main input port to any one of the first and second tank ports is connected to the main tank port.

REFERENCES:
patent: 3447556 (1969-06-01), Howeth
patent: 4523431 (1985-06-01), Budzich
patent: 4635440 (1987-01-01), Kropp
patent: 4716727 (1988-01-01), Kotter
patent: 4733533 (1988-03-01), Deininger et al.
patent: 4862691 (1989-09-01), Peschel
patent: 4864994 (1989-09-01), Myers
patent: 5237908 (1993-08-01), Kropp

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