Adjustable window or door lock

Details Adjustable window or door lock Adjustable window or door lock

1994-03-24

1995-08-01

Cuomo, Peter M.

Closure fasteners

Braces

Portable

E05C 1754

Patent

active

054374863

ABSTRACT:
An adjustable window lock comprising first and second tubes, one sliding within the second. Mounting plates are provided to attach the lock to the lower window and the upper frame. A spring loaded push button in the inner tube extends through one of a plurality of holes in the outer tube to lock the window partially open. For full opening in an emergency, the top of the lock can be easily released and the lock laid to one side. The lock can be used on sliding doors.

REFERENCES:
patent: 1635448 (1927-07-01), Williams
patent: 3420001 (1969-01-01), Raymon
patent: 3512821 (1970-05-01), Savio et al.
patent: 3677592 (1972-07-01), Navara
patent: 3698754 (1972-10-01), Means
patent: 3820285 (1974-06-01), Shiffler et al.
patent: 4358758 (1982-11-01), Morton
patent: 4607253 (1986-08-01), Wooten et al.
patent: 4792168 (1988-12-01), Kardosh
patent: 4927198 (1990-05-01), Fennell et al.
patent: 5217267 (1993-06-01), Yogi

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