Cartridge assembly of a panic proof lock

Details Cartridge assembly of a panic proof lock Cartridge assembly of a panic proof lock

1997-08-28

1998-08-04

Gall, Lloyd A.

Locks

Special application

For closures

70417, 70451, 70452, 292 21, 292 34, E05B 5900

Patent

active

057877416

ABSTRACT:
A cartridge assembly includes a base plate which is fixedly connected to a door and has two protruding portions engaged with two peripheries defining two passages of the door. Each of the protruding portions has a central hole and two positioning holes so as to connect to two latch bolts retractably received in the door by bolts. Two bosses extend from the base plate and each has a threaded recess defined therein. A cartridge has at least two lugs extending therefrom and through each of which an aperture is defined so that two bolts extend through the apertures and are threadedly engaged with the threaded recesses. An interior panel is mounted to the cartridge and the base plate.

REFERENCES:
patent: 3910613 (1975-10-01), Nolin
patent: 3999789 (1976-12-01), Maurits et al.
patent: 4012929 (1977-03-01), Solovieff
patent: 4129019 (1978-12-01), Urdal
patent: 4276760 (1981-07-01), Nolin
patent: 4418552 (1983-12-01), Nolin
patent: 4466264 (1984-08-01), del Nero
patent: 4809526 (1989-03-01), Shen
patent: 4838053 (1989-06-01), Shen
patent: 4979767 (1990-12-01), Lin

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