Hydraulic system for extremely cold environments

Details Hydraulic system for extremely cold environments Hydraulic system for extremely cold environments

1976-10-04

1977-11-22

Maslousky, Paul E.

Motors: expansible chamber type

With motive fluid valve

Unitary inlet and exhaust valve for single working chamber

91 31, 91 32, 91431, 91450, F15B 1304, F15B 1108

Patent

active

040590429

ABSTRACT:
A hydraulic system for use in extremely cold environments has a pump for passing hydraulic fluid from a reservoir to a hydraulic cylinder of a work element via a control valve that is positioned a relatively great distance from the hydraulic cylinder. Fluid pathways are provided for substantially continuously moving hydraulic fluid between the control valve and hydraulic cylinder during operation of the pump.

REFERENCES:
patent: 2688313 (1954-09-01), Bauer
patent: 3465842 (1969-09-01), Hruska
patent: 3815697 (1974-06-01), Bridwell et al.
patent: 3831491 (1974-08-01), Thomas

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