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:
Dec. 22, 2009
Filed:
Oct. 11, 2005
Thomas B. Bennett, Iii, Wooster, OH (US);
Dwayne J. Kornish, Navarre, OH (US);
Edward C. Johnston, Dalton, OH (US);
Thomas B. Bennett, III, Wooster, OH (US);
Dwayne J. Kornish, Navarre, OH (US);
Edward C. Johnston, Dalton, OH (US);
Wayne-Dalton Corp., Mt. Hope, OH (US);
Abstract
A cable tensioner () for a sectional overhead door (D) having a motor-driven counterbalance system () including, a spring-loaded axle (), cable drums () carried by the axle, cables (C) attached to and interconnecting the cable drums and the door and forming and releasing cable wraps () on the cable drums upon raising and lowering of the door, the cable tensioner having, a tension spring () adapted to be mounted on the sectional door having a first end () and a second end (), the first end being adapted to engage the door and the second end being adapted to slidingly engage the cable, wherein the tension spring urges the second end to take up any slack in the cable.