Aircrew headgear ejection means

Details Aircrew headgear ejection means Aircrew headgear ejection means

1986-10-24

1987-12-08

Barefoot, Galen

Aeronautics and astronautics

Miscellaneous

244122A, 2441185, 33262, 350547, B64D 2500

Patent

active

047114118

ABSTRACT:
An apparatus for ejecting an aircrewmans helmet-mounted electro-optical equipment from an aircraft cockpit comprising an arm having a first end pivotally mounted at a position behind an aircrewmans ejection seat, a second end of the arm having on it a line reel-in apparatus and a flexible line depending therefrom, the flexible line attachable to helmet mounted electro-optical equipment, a guide and damper connecting the arm to the ejection seat, upon operation of the ejection seat the electro-optical equipment being detached from the helmet, the ejection seat rising in the cockpit and causing rotation of the arm about the pivot point, the line reel-in apparatus locking to prevent the line extending and the electro-optical equipemnt being ejected from the cockpit into the airstream by rotation of the arm prior to the ejection seat leaving the cockpit.

REFERENCES:
patent: 2649019 (1953-08-01), Harfline et al.
patent: 3051047 (1962-08-01), Fieux
patent: 3267210 (1966-07-01), Shapiro et al.
patent: 4486955 (1984-12-01), Fisher et al.
patent: 4651951 (1987-03-01), McFarlane

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