Gas turbine engine fuel and hydraulic fluid pumping system

Details Gas turbine engine fuel and hydraulic fluid pumping system Gas turbine engine fuel and hydraulic fluid pumping system

1990-07-09

1992-11-03

Bertsch, Richard A.

Power plants

Combustion products used as motive fluid

With safety device

60734, F02C 7236

Patent

active

051598086

ABSTRACT:
An arrangement for a main fuel pump, a backup fuel pump, a main hydraulic pump, and a backup hydraulic pump, typically for a gas turbine engine in an aircraft, includes an isolated fuel and hydraulic fluid system and a backup pumping arranngement employing two mechanically-coupled gear-type reversible pump-motors and appropriate control valves.

REFERENCES:
patent: 3369491 (1968-02-01), Hoffer
patent: 4291532 (1981-09-01), Robinson
patent: 4546745 (1985-10-01), Brotherston

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