Exhaust nozzle flap seal arrangement

Details Exhaust nozzle flap seal arrangement Exhaust nozzle flap seal arrangement

1977-07-11

1978-12-05

Blunk, Evon C.

Fluid sprinkling, spraying, and diffusing

Reaction motor discharge nozzle

With means controlling amount, shape or direction of...

60271, B64C 1508

Patent

active

041282086

ABSTRACT:
A variable area exhaust nozzle is provided with seals between adjacent flaps to minimize flow loss therebetween when the flaps are modulated between minimum and maximum nozzle area positions. The overlapping seals is linked to the adjacent flaps by means of a bellcrank which operates to maintain the seal in a centered position between the flaps. A circumferential track is provided on the flaps to stabilize the seal in the axial direction.

REFERENCES:
patent: 2910828 (1959-11-01), Meyer et al.
patent: 3612400 (1971-10-01), Johnson et al.
patent: 3730436 (1973-05-01), Madden et al.
patent: 3794244 (1974-02-01), McMath

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