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:
Jan. 06, 2015
Filed:
Jul. 02, 2009
Chad K Zeilenga, Glenview, IL (US);
David a Doornbos, Glenview, IL (US);
Steven L Bivens, Glenview, IL (US);
Jeffery S Cascio, Glenview, IL (US);
Chad K Zeilenga, Glenview, IL (US);
David A Doornbos, Glenview, IL (US);
Steven L Bivens, Glenview, IL (US);
Jeffery S Cascio, Glenview, IL (US);
Illinois Tool Works Inc., Glenview, IL (US);
Abstract
A damper assembly includes a fixed rack gear, a rotary gear damper having a gear engaged with the rack gear and a tether movable with the damper along the rack gear and a tether connecting the damper and a movable object to be controlled by the damper. The tether includes enlarged integral ends to secure the tether relative to the damper and the article to be controlled by the damper. A constant force spring interconnects movement of the damper relative to the fixed rack gear.