Safety locking device for garage doors

Description

FIG. 1 is a perspective view of a safety locking device for garage doors showing our new design;

FIG. 2 is an end elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a cross-sectional view thereof taken along line 4--4 in FIG. 3;

FIG. 5 is a front elevational view thereof in open condition;

FIG. 6 is a perspective view of a safety locking device for garage doors showing a second embodiment of our new design;

FIG. 7 is an end elevational view of FIG. 6;

FIG. 8 is a rear elevational view of FIG. 6;

FIG. 9 is a cross-sectional view of FIG. 6 taken along line 9--9 in FIG. 8;

FIG. 10 is a front elevational view of FIG. 6 in open condition.

Referenced Cited
U.S. Patent Documents
256902 April 1882 Kirk
416433 December 1889 Wilson
875087 December 1907 Mackintosh
1055865 March 1913 Boll
1136582 April 1915 Birdsong
1220941 March 1917 Bowers
1248293 November 1917 Ellington
2114913 April 1938 Crossman
2584575 February 1952 Goldwasser
3572062 March 1971 Beebe
3953062 April 27, 1976 Maston
Patent History
Patent number: D262939
Type: Grant
Filed: Apr 5, 1976
Date of Patent: Feb 9, 1982
Inventors: Daniel E. Shook (Costa Mesa, CA), Lawrence R. Klingler (Huntington Beach, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: James M. Gandy
Application Number: 5/673,617
Classifications
Current U.S. Class: D/8336
International Classification: D0807;