Concealed door release mechanism

Details Concealed door release mechanism Concealed door release mechanism

1986-01-28

1986-12-02

Wolfe, Robert L.

Closure fasteners

Keepers

With movable dog, catch or striker

292 92, 29234117, E05B 1502

Patent

active

046260102

ABSTRACT:
A door release mechanism (10) for a door (24) having a latch bolt (22) is provided. The door release mechanism (10) includes a strike block (12) adapted to receive the latch bolt (22). A ramped surface (26) is provided within the strike block (12) for urging the latch bolt (22) into the door (24) to thereby open the door (24). Structure (30, 42, 48) is further provided within strike block (12) for preventing the latch bolt (22) from being withdrawn within the door (24) for maintaining the door (24) closed.

REFERENCES:
patent: 508518 (1893-11-01), Johnson
patent: 3211850 (1965-10-01), Toepfer
patent: 3638984 (1972-02-01), Davidson
patent: 3749435 (1973-07-01), Balzano
patent: 3861727 (1975-01-01), Froerup et al.
patent: 3910617 (1975-10-01), Scalza et al.
patent: 4017107 (1977-04-01), Hanchett
patent: 4026589 (1977-05-01), Hanchett, Jr.
patent: 4083590 (1978-04-01), Folger
patent: 4181338 (1980-01-01), Sterling

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