Locking device for doors or windows including means for locking

Details Locking device for doors or windows including means for locking Locking device for doors or windows including means for locking

1987-12-10

1989-09-19

Moore, Richard E.

Closure fasteners

Bolts

Sliding

292359, E05C 104

Patent

active

048674915

ABSTRACT:
A locking device for doors, windows or the like includes a fixed element in which a movable element is slidably mounted. The movable element is configured for locking against rotation the square-section spindle or handle-bar to which the handle controlling the opening and closing of the door or window is fitted. Mechanism are provided to immobilize the movable element relative to the fixed element in both the locked position and the unlocked position of the locking device. The movable element includes catches or lugs adapted to engage openings formed in the fixed element. This locking device is adapted to be fastened to the jamb of the movable frame of a door or window, and more particularly between the movable frame and the square-section spindle of handle-bar.

REFERENCES:
patent: 377815 (1888-02-01), Selleck et al.
patent: 396571 (1889-01-01), Iddings et al.
patent: 1760394 (1930-05-01), Best et al.
patent: 2851871 (1958-09-01), Newell
patent: 4121863 (1978-10-01), Laureno

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