Anti-jackknife unit for a trailer fifth wheel

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Description

FIG. 1 is a front elevational view of the anti-jackknife unit for a trailer fifth wheel showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
4720118 January 19, 1988 Schultz et al.
4790556 December 13, 1988 Hawkins et al.
4934727 June 19, 1990 Hawkins et al.
4986560 January 22, 1991 Tambay
Patent History
Patent number: D323804
Type: Grant
Filed: Feb 8, 1990
Date of Patent: Feb 11, 1992
Inventor: Carol R. Randolph (Three Forks, MT)
Primary Examiner: James M. Gandy
Assistant Examiner: Melody Brown
Attorney: Leon Gilden
Application Number: 7/476,657
Classifications
Current U.S. Class: Bearing Or Fifth Wheel (D12/161)