Portable swinging door lock

Description

FIG. 1 is a top, front, and left side perspective view of a portable swinging door lock showing my new design, the broken-line disclosure of a portion of a swinging door and adjacent frame being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a greatly enlarged top, front and left side perspective view thereof;

FIG. 3 is an enlarged front elevational view thereof, the rear being identical in appearance;

FIG. 4 is an enlarged top plan view thereof;

FIG. 5 is an enlarged bottom plan view thereof;

FIG. 6 is an enlarged left side elevational view thereof;

FIG. 7 is an enlarged right side elevational view thereof; and,

FIG. 8 is a greatly enlarged top, front, and left side perspective view of an alternate embodiment thereof, the only difference residing in the presence of the hook element on the front face of the lock.

Referenced Cited
U.S. Patent Documents
1848085 March 1932 Eisenschmidt
2485189 October 1949 Churchill
2532586 December 1950 Wickwire
2536941 January 1951 Jones
2918318 December 1959 Sacharski
3437365 April 1969 Zadanoff et al.
3620483 November 1971 Weinberger
3623268 November 1971 Zepf
3785685 January 1974 MacDonald et al.
3997204 December 14, 1976 Krempp
3997205 December 14, 1976 MacDonald
4019764 April 26, 1977 Okamura
4228842 October 21, 1980 Clark
Patent History
Patent number: D329799
Type: Grant
Filed: Sep 26, 1990
Date of Patent: Sep 29, 1992
Inventor: Eva C. Conklin (Norton, OH)
Primary Examiner: Brian N. Vinson
Law Firm: Michael Sand Co.
Application Number: 7/588,958
Classifications
Current U.S. Class: D/8331