Trailer king pin lock

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Description

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

FIG. 2 is an end elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is an end elevational view thereof opposite to that shown in FIG. 2.

Referenced Cited
U.S. Patent Documents
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 Hofmeister et al.
3832872 September 1974 Gerlach
3922897 December 1975 Mickelson
4031727 June 28, 1977 De Groat et al.
Foreign Patent Documents
803389 April 1951 DEX
Patent History
Patent number: D261858
Type: Grant
Filed: Aug 20, 1979
Date of Patent: Nov 17, 1981
Inventor: Will M. Lassiter (High Point, NC)
Primary Examiner: James M. Gandy
Application Number: 6/67,828
Classifications
Current U.S. Class: D/8331
International Classification: D0807;