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:
Apr. 12, 1983
Filed:
Dec. 22, 1980
Harold M Ball, Broken Arrow, OK (US);
Robert G Beach, Tulsa, OK (US);
Ramsey Winch Company, Tulsa, OK (US);
Abstract
A winch clutch which comprises a cable drum, a power shaft with at least four slots spaced equidistant apart on the surface of the said power shaft; a cylindrical clutch housing having a bore, the said cylindrical clutch housing fitting around the said power shaft; four dowel pins spaced equidistantly and being located in the inner surface of the said cylindrical clutch housing; a clutch locking ring in assembly with steel balls, the said clutch locking ring being actuated by movement of a shifting yoke acting against a set of springs and moving said clutch locking ring causing the said steel balls to move the said dowel pins into the said slots in the said power shaft.