Variable area inlet for a gas turbine engine

Details Variable area inlet for a gas turbine engine Variable area inlet for a gas turbine engine

1976-01-02

1978-02-28

Garrett, Robert E.

Power plants

Reaction motor

Air passage bypasses combustion chamber

60 3931, 137 151, 181214, F02K 306, F02K 1100

Patent

active

040758338

ABSTRACT:
The inlet of a gas turbine is provided with a mechanism for varying the throat area which may be selectively adjusted to maintain the velocity of an incoming air stream at a high level during aircraft takeoff and climbout to thereby reduce forward propagated noise.

REFERENCES:
patent: 2971331 (1961-02-01), Silverman et al.
patent: 2984068 (1961-05-01), Eatock
patent: 2995010 (1961-08-01), Arscott
patent: 3046730 (1962-07-01), Petren
patent: 3237864 (1966-03-01), Taylor et al.
patent: 3289946 (1966-12-01), Lennard
patent: 3610262 (1971-10-01), Wise
patent: 3618699 (1971-11-01), Evans
patent: 3821999 (1974-07-01), Guess et al.
patent: 3831376 (1974-08-01), Moorehead
patent: 3883095 (1975-05-01), Fletcher
patent: 3937238 (1976-02-01), Stewart et al.

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