Lock set with improved spindle construction

Details Lock set with improved spindle construction Lock set with improved spindle construction

1998-05-19

1999-07-27

Meyers, Steven

Closure fasteners

Latch spindles

70224, E05B 300

Patent

active

059277777

ABSTRACT:
A lock set for a door has a cylindrical spindle integrally coupled with a knob and containing a slide plate which can be actuated to lock and unlock the cylindrical spindle against rotation. The cylindrical wall of the spindle is provided with two diametrically opposing grooves which extend axially from one end thereof to a predetermined depth and which are opened at the one end so as to facilitate installation of the slide plate in the spindle. The slide plate has two opposing lugs for insertion into the grooves.

REFERENCES:
patent: 2627436 (1953-02-01), Cerf
patent: 4333324 (1982-06-01), Dietrich
patent: 5074607 (1991-12-01), Lin
patent: 5284372 (1994-02-01), Lin
patent: 5301526 (1994-04-01), Fann
patent: 5372025 (1994-12-01), Lin
patent: 5482335 (1996-01-01), Zuckerman
patent: 5666833 (1997-09-01), Gao

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