Circulation controlled rotor blade tip vent valve

Details Circulation controlled rotor blade tip vent valve Circulation controlled rotor blade tip vent valve

1984-08-23

1986-06-24

Garrett, Robert E.

Fluid reaction surfaces (i.e., impellers)

With control means responsive to non-cyclic condition...

Pressure or altitude responsive

416 90A, 415DIG1, B64C 1124

Patent

active

045965129

ABSTRACT:
Inadvertent slot opening in a circulation controlled rotor due to plenum valve leakage is averted by venting duct pressure below a control minimum. A vent valve is disclosed.

REFERENCES:
patent: 2885160 (1959-05-01), Griswold, II
patent: 3005496 (1961-10-01), Nichols
patent: 3062483 (1962-11-01), Davidson
patent: 3588273 (1971-06-01), Kizilos
patent: 3689173 (1972-09-01), Morton
patent: 3887146 (1975-06-01), Bright
patent: 3964838 (1976-06-01), Spargo
patent: 4117995 (1978-10-01), Runge
patent: 4507050 (1985-03-01), Jeffery et al.

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