Dust cover for lock

Details Dust cover for lock Dust cover for lock

1980-01-07

1981-08-11

Wolfe, Robert L.

Locks

Parts, attachments, accessories and adjuncts

For key-operated mechanism

E05B 1718

Patent

active

042827329

ABSTRACT:
A dust cover employs an annular member having front and rear surfaces and a central opening together with a disc having front and rear surfaces. The disc and member are pivotally secured together. The disc is movable into and out of sealing engagement with the opening. An elongated pivot lever is secured at one end to the center of the rear surface of the disc and extends outward at right angles thereto.

REFERENCES:
patent: 1982956 (1934-12-01), Jacobi
patent: 2096568 (1937-10-01), Snively
patent: 3564744 (1971-02-01), Shook

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