Boattail emergence by ejecting nozzle exit cone

Details Boattail emergence by ejecting nozzle exit cone Boattail emergence by ejecting nozzle exit cone

1980-07-28

1982-09-14

Tudor, Harold J.

Ammunition and explosives

Having reaction motor

Having separation means

60271, F42B 1510

Patent

active

043489575

ABSTRACT:
A device for altering the after body shape of a missile configuration so as o reduce the ballistic flight drag coefficient after booster burnout and including linear shaped charge cutting device for severing a portion of a nozzle exit cone just aft of a fixed boattail configuration on the outer surface of the missile to allow boundary layer air flow to flow smoothly over the boattail and thereby reduce the base drag on the missile during the coast phase thereof.

REFERENCES:
patent: 2710523 (1955-06-01), Purvis
patent: 3122098 (1964-02-01), Glennan
patent: 3139031 (1964-06-01), Schroter et al.
patent: 3257804 (1966-06-01), Thomas et al.
patent: 3292542 (1966-12-01), White
patent: 3535882 (1970-10-01), Tizio et al.
patent: 4109581 (1978-08-01), Six
patent: 4280408 (1981-07-01), Weber et al.

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