The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 13, 1992
Filed:
Aug. 29, 1990
Applicant:
Inventors:
Robert A Dolan, Chandler, AZ (US);
Gerald L Schuld, Mesa, AZ (US);
Assignee:
U-Haul International, Inc., Phoenix, AZ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60D / ;
U.S. Cl.
CPC ...
280507 ; 280511 ; 70202 ; 70258 ;
Abstract
A locking mechanism for a trailer coupler such as a ball and socket coupler having a release handwheel. The locking mechanism includes a shelf which in one embodiment, surrounds the handwheel to prevent accidental or unauthorized rotation of the release handwheel. In other embodiments, the shelf covers or abuts the handwheel. A padlock may be used to lock the locking shelf in position.