Tractor with fifth wheel plate for moving trailers

- Lufkin Industries, Inc.
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Description

FIG. 1 is a right side elevational view of a tractor with fifth wheel plate for moving trailers showing my new design;

FIG. 2 is a front end elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear end elevational view thereof;

FIG. 5 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
3677563 July 1972 Bott
4111273 September 5, 1978 Blackburn et al.
4391455 July 5, 1983 Fagerstedt
4781516 November 1, 1988 Cripe et al.
Foreign Patent Documents
1385739 February 1975 GBX
Patent History
Patent number: D320770
Type: Grant
Filed: Oct 10, 1989
Date of Patent: Oct 15, 1991
Assignee: Lufkin Industries, Inc. (Lufkin, TX)
Inventor: Stanley E. Beck (Lufkin, TX)
Primary Examiner: James M. Gandy
Assistant Examiner: Melody Brown
Application Number: 7/418,457
Classifications
Current U.S. Class: Special Purpose Vehicle (D12/1)