Door latch

Details Door latch Door latch

1991-12-10

1992-11-24

Moore, Richard E.

Closure fasteners

Bolts

Sliding

292337, E05C 116

Patent

active

051657392

ABSTRACT:
A door latch including a spindle engaged between two knobs and rotated with the knobs, a housing formed in the knobs, a case having one end engaged in the housing, a stop engaged in the case, a latch bolt engaged in the case and including a head movable outward of the case and a pair of arms having a camway for engagement with the spindle so that the head can be pushed inwards of the case, and a spring engaged between the stop and the head for biasing the head out of the case when the spindle no longer acts on the camways of the arms.

REFERENCES:
patent: 1838340 (1931-12-01), Weaver
patent: 3042437 (1962-07-01), Duvall
patent: 3128116 (1964-04-01), Patriquin et al.
patent: 3580622 (1971-05-01), Morgan
patent: 4062579 (1977-12-01), Porter et al.

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