Bearing compartment for a gas turbine engine

Details Bearing compartment for a gas turbine engine Bearing compartment for a gas turbine engine

1983-12-23

1985-12-31

Casaregola, Louis J.

Power plants

Reaction motor

Interrelated reaction motors

60 3908, 184 611, 415111, 415170R, 415176, 415178, 415180, 165 51, 165908, F02C 706, F02C 728

Patent

active

045612463

ABSTRACT:
A cooling system 46 for a turbofan gas turbine engine 10 is disclosed. Various construction details which increase the effectiveness of a heat exchanger 70, 76, 112 are disclosed. In one embodiment, a rotor shaft 98 is used to pressurize buffer air for a bearing compartment 40.

REFERENCES:
patent: 2886133 (1959-05-01), Mauck et al.
patent: 3378104 (1968-04-01), Venable
patent: 3527054 (1970-09-01), Hemsworth
patent: 3884041 (1975-05-01), Zerlauth
patent: 4046223 (1977-09-01), McHugh
patent: 4153141 (1979-05-01), Methlie
patent: 4254618 (1981-03-01), Elovic

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