Tubular lock with an adjustable device for two-size setting

Details Tubular lock with an adjustable device for two-size setting Tubular lock with an adjustable device for two-size setting

1987-02-02

1988-05-24

Smith, Gary L.

Closure fasteners

Bolt casings

292169, 292 1, E05C 116

Patent

active

047461543

ABSTRACT:
This tubular lock has a device that can adjust its size into two kinds for fixing on a door. The device utilizes the movement of an extending plate and an auxiliary plate, changing their positions to either of the two sizes, but the lock still works in spite of the size change.

REFERENCES:
patent: 2795447 (1957-06-01), Schlage
patent: 3441269 (1969-04-01), Doyle
patent: 4427224 (1984-01-01), Bergen
patent: 4468059 (1984-08-01), Nelson et al.
patent: 4516798 (1985-05-01), Bergen
patent: 4615549 (1986-10-01), Couture
patent: 4623174 (1986-11-01), Trull et al.
patent: 4639025 (1987-01-01), Fann et al.

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