Electronic lock box and retention mechanism for use therein

Details Electronic lock box and retention mechanism for use therein Electronic lock box and retention mechanism for use therein

1991-09-25

1992-02-25

Gall, Lloyd A.

Locks

Special application

For portable articles

70 26, 70 39, 70277, 292 19, 292 86, E05B 6552

Patent

active

050902229

ABSTRACT:
A retention mechanism having a housing and a member mounted in the housing for movement between the first and second positions. The member has a shoulder formed thereon. A spring yieldably engages opposite sides of the member and the shoulder to prevent movement of the member from the first to the second position. An actuator is provided which includes an element engaging the spring means for moving the spring from a shoulder engaging or latched position to a shoulder disengaging or unlatched position to permit the movement of the member from the first to the second position.

REFERENCES:
patent: 14030 (1856-01-01), Oldis
patent: 470268 (1892-03-01), Troast
patent: 912910 (1909-02-01), Sohni et al.
patent: 1139316 (1915-05-01), Van Valkenburgh
patent: 2507941 (1950-05-01), Staley
patent: 3063664 (1962-11-01), Vazzano
patent: 3753316 (1973-08-01), Savarieau et al.
patent: 3780904 (1973-12-01), Stanford
patent: 4609780 (1986-09-01), Clark
patent: 4851652 (1989-07-01), Imran

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