Variable flap for a variable pitch ducted fan propulsor

Details Variable flap for a variable pitch ducted fan propulsor Variable flap for a variable pitch ducted fan propulsor

1973-10-11

1976-01-13

Croyle, Carlton R.

Power plants

Reaction motor

Interrelated reaction motors

60271, 23926533, F02K 112, F02K 306

Patent

active

039317080

ABSTRACT:
A movable flap at the exit end of a variable pitch ducted fan is configured and dimensioned in order to provide an effective duct configuration for good cruise performance, improved thrust coefficient of the fan duct nozzle and a desirable inlet when the fan is operating in the reverse pitch mode.

REFERENCES:
patent: 3044258 (1962-07-01), Carlton et al.
patent: 3622075 (1971-11-01), Harris
patent: 3747341 (1973-07-01), Davis
patent: 3747343 (1973-07-01), Rosen
patent: 3814325 (1974-06-01), McCardle et al.

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