Tubular door lock with an adjustable device for setting the dead

Details Tubular door lock with an adjustable device for setting the dead Tubular door lock with an adjustable device for setting the dead

1988-11-17

1990-01-02

Smith, Gary L.

Closure fasteners

Bolt casings

292DIG74, E05C 116

Patent

active

048908711

ABSTRACT:
A tubular door lock making use of two pairs of motive teeth in a pulling plate for a two-tooth gear to selectively mesh with for an motive action. The gear is confined within a hole cut in a moving shell, which can move outside along the assembling plates and be fixed to keep a hole in it to exactly face against a hole in the assembling plates so as to enable the foot post of the door lock to penetrate through the both holes, whether this lock is adjusted in the short or in the long size.

REFERENCES:
patent: 4333324 (1982-06-01), Diftricn et al.
patent: 4427224 (1984-01-01), Bergen
patent: 4615549 (1986-10-01), Couture
patent: 4623174 (1986-11-01), Trull et al.
patent: 4662665 (1987-05-01), Lin
patent: 4687239 (1987-08-01), Lin
patent: 4746154 (1988-05-01), Fang
patent: 4750766 (1988-06-01), Shen
patent: 4767140 (1988-08-01), Lin
patent: 4804216 (1989-02-01), Marotto

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