Universal gooseneck trailer lock

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Description

FIG. 1 is a perspective view of the universal gooseneck trailer lock;

FIG. 2 is a top view thereof;

FIG. 3 is a front side view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D148269 January 1948 Askins
D351604 October 18, 1994 Eudy
2641124 June 1953 Gallagher et al.
3650130 March 1972 Thompson
3831982 August 1974 Bernhardt et al.
3876242 April 1975 Eaton
4031727 June 28, 1977 De Groat et al.
4141233 February 27, 1979 Reyes
4300373 November 17, 1981 Camos et al.
4840256 June 20, 1989 Webb
5052203 October 1, 1991 Van Cuyk
5255545 October 26, 1993 Wheeler
5259223 November 9, 1993 Nee
5647604 July 15, 1997 Russell
5713691 February 3, 1998 Solberg
Patent History
Patent number: D402602
Type: Grant
Filed: Mar 31, 1998
Date of Patent: Dec 15, 1998
Assignee: Blaycock Industries, Inc. (Fort Worth, TX)
Inventor: Ramon A. Niswanger (Granbury, TX)
Primary Examiner: Robert M. Spear
Attorney: James E. Bradley
Application Number: 0/85,868
Classifications
Current U.S. Class: Draw Element, E.g., Trailer Hitch (D12/162); D8/331
International Classification: 1216;