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:
May. 15, 1990
Filed:
Aug. 31, 1989
Applicant:
Inventors:
R Todd Swinderman, Kewanee, IL (US);
David W Mueller, Neponset, IL (US);
Assignee:
Martin Engineering Co., Neponset, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
474101 ; 198499 ; 464154 ;
Abstract
A tensioning device is provided for selecting and imparting torsional bias to a shaft and simultaneously providing a shock absorbing mechanism, the device including a first hub member selectively connectable to the shaft, a second hub member rotatable wiht respect to the first hub member, a torsion coupling of elastomeric material connected at a first end to the first hub and at the other end to the second hub, and a locking mechanism to lock the second hub to a stationary frame member when the desired torque has been reached.