Airspeed sensing pressure valve system

Details Airspeed sensing pressure valve system Airspeed sensing pressure valve system

1984-07-02

1986-08-05

Blix, Trygve M.

Aeronautics and astronautics

Aircraft structure

Fuselage and body construction

244122R, 244150, B64D 1754

Patent

active

046038230

ABSTRACT:
A dual redundant pitot-static sensing system for use in a system for deplng a parachute during ejection of an occupant from a disabled aircraft includes a pair of pressure-sensitive check valves to store peak dynamic airstream pressure for obviating difficulties experienced when the pitots are blocked by airborne debris.

REFERENCES:
patent: 3191892 (1965-06-01), Fuller et al.
patent: 3530868 (1970-09-01), Rickards
patent: 3547383 (1968-11-01), Carpenter
patent: 3862731 (1975-01-01), McIntyre
patent: 4057206 (1977-11-01), Duncan et al.

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