Detonator-activated ball shutter

Details Detonator-activated ball shutter Detonator-activated ball shutter

1981-05-14

1983-08-16

Corbin, John A.

Internal-combustion engines

High tension ignition system

Using capacitive storage and discharge for spark energy

123 24R, G05D 2500

Patent

active

043988016

ABSTRACT:
A detonator-activated ball shutter for closing an aperture in about 300.mu. seconds. The ball shutter containing an aperture through which light, etc., passes, is closed by firing a detonator which propels a projectile for rotating the ball shutter, thereby blocking passage through the aperture.

REFERENCES:
patent: 2403730 (1946-07-01), MacNeille
patent: 2856831 (1958-10-01), Gipe et al.
patent: 3275831 (1966-09-01), Martin
patent: 3435213 (1969-03-01), Colbow et al.
patent: 3553467 (1971-01-01), Ramsey
patent: 3581646 (1971-06-01), Saunders
patent: 3619037 (1971-11-01), Pugh, Jr.
patent: 3807659 (1974-04-01), Winfrey
patent: 3993900 (1976-11-01), Hulme
patent: 4193695 (1980-03-01), Kojima et al.

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