Protection device for key lock openings

Locks – Operating mechanism – Key

Patent

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Details

70276, 70413, 70455, E05B 1302, E05B 1714

Patent

active

057460787

ABSTRACT:
A new Protection Device For Key Lock Openings for preventing moisture and dirt from entering key locks. The inventive device includes a dome-shaped cap, a handle on one side of the cap, and a magnetized clip extending from the other side of the cap and sized to fit within a key lock opening.

REFERENCES:
patent: 83837 (1868-11-01), Davies
patent: 1405368 (1922-01-01), Warren
patent: 1846078 (1932-02-01), Behrendt
patent: 2988910 (1961-06-01), Eshbaugh et al.
patent: 3434318 (1969-03-01), Thiry
patent: 3861182 (1975-01-01), Skinner
patent: 4118962 (1978-10-01), Block et al.
patent: 4297863 (1981-11-01), Glock
patent: 4638652 (1987-01-01), Morse et al.
patent: 4858454 (1989-08-01), McAnulty, III
patent: 5205144 (1993-04-01), Montano

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