Firearms – Safety mechanism – Trigger lock
Patent
1975-10-07
1977-01-18
Jordan, Charles T.
Firearms
Safety mechanism
Trigger lock
F41C 1700
Patent
active
040031527
ABSTRACT:
Normally disabled electrical and mechanical devices are caused to be enabled to operate by remote control signals having predetermined distinctive characteristics, such signals originating from enabling control equipment transported by an authorized person or persons. Receiving equipment providing output enabling signals only in response to received signals having the predetermined distinctive characteristics is preferably made integral with the mechanical or electrical devices involved and is coupled through appropriate electronic or electro-mechanical devices to the disabling means in the mechanical or electrical devices to be enabled.
REFERENCES:
patent: 1076530 (1913-10-01), Tepins
patent: 3400393 (1968-09-01), Ash
patent: 3553877 (1971-01-01), Welch et al.
patent: 3673725 (1972-07-01), Cravener
patent: 3725939 (1973-04-01), Saltzstein
Barker James N.
Cartwright Edward A.
Bissell Henry M.
Jordan Charles T.
Precision Thin Film Corporation
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