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Visual aid unit for trailer hitch alignment
D270906 Visual aid unit for trailer hitch alignment

Patent Drawings:
Inventor: Orr
Date Issued: October 11, 1983
Application: 06/222,606
Filed: January 5, 1981
Inventors: Orr; Jack (Denton, TX)
Assignee:
Primary Examiner: Gandy; James M.
Assistant Examiner:
Attorney Or Agent: Moore; Stanley R.Crisman; Thomas L.Cantrell; Thomas L.
U.S. Class: D10/110; D12/162
Field Of Search: D12/155; D12/162; 33/18R; 33/18AT; 33/264; 116/28R
International Class:
U.S Patent Documents: 3702029; 3866328; 3867898; 3889384
Foreign Patent Documents:
Other References:

Abstract:
Claim: The ornamental design for a visual aid unit for trailer hitch alignment, as shown and described.
Description: FIG. 1 is a perspective view of a visual aid unit for trailer hitch alignment showing my new design, it being understood that the broken lines are for illustrative purposes only;

FIG. 2 is a side elevational view of the trailer hitch ball attachment of the visual aid unit of FIG. 1;

FIG. 3 is a front elevational view of FIG. 2;

FIG. 4 is a top plan view of FIG. 2;

FIG. 5 is a bottom plan view of FIG. 2;

FIG. 6 is a side elevational view of the trailer hitch socket attachment of the visual aid unit of FIG. 1;

FIG. 7 is a front elevational view of FIG. 6;

FIG. 8 is a top plan view of FIG. 6;

FIG. 9 is a bottom plan view of FIG. 6;

FIG. 10 is a perspective view of a visual aid unit for trailer hitch alignment showing a second embodiment of my new design, it being understood that the broken lines are for illustrative purposes only;

FIG. 11 is a side elevational view of the trailer hitch ball attachment of the visual aid unit of FIG. 10;

FIG. 12 is a front elevational view of FIG. 11;

FIG. 13 is a top plan view of FIG. 11;

FIG. 14 is a bottom plan view of FIG. 11;

FIG. 15 is a side elevational view of the trailer hitch socket attachment of the visual aid unit of FIG. 10;

FIG. 16 is a front elevational view of FIG. 15;

FIG. 17 is a top plan view of FIG. 15; and

FIG. 18 is a bottom plan view of FIG. 15.

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