Trailer king pin lock

Description

FIG. 1 is a perspective view of a trailer king pin lock showing my new design;

FIG. 2 is a right-side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective view of a second embodiment thereof;

FIG. 7 is a right-side elevational view thereof;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a top plan view; and

FIG. 10 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D261858 November 17, 1981 Lassiter
1803931 May 1931 Blackmore
3269159 August 1966 Young
3415085 December 1968 Eble, Jr.
3600914 August 1971 Johnson et al.
3706211 December 1972 Owen
3757550 September 1973 Kayser
3763675 October 1973 Hoffmeister et al.
3832872 September 1974 Gerlach
3922897 December 1975 Michelson
4031727 June 28, 1977 DeGroat et al.
4141233 February 27, 1979 Rayes
Foreign Patent Documents
803389 April 1951 DEX
Patent History
Patent number: D279351
Type: Grant
Filed: Jun 2, 1982
Date of Patent: Jun 25, 1985
Inventor: Will M. Lassiter (High Point, NC)
Primary Examiner: Wallace R. Burne
Assistant Examiner: Horace B. Fay
Application Number: 6/500,576
Classifications
Current U.S. Class: D/8331