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:
Mar. 29, 1994
Filed:
Oct. 10, 1991
Applicant:
Inventors:
Kenneth J Dombrowski, Wheaton, IL (US);
Roger W Lhotak, Elburn, IL (US);
Assignee:
The Chamberlain Group, Inc., Elmhurst, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F / ; G05F / ;
U.S. Cl.
CPC ...
267177 ; 49199 ; 403326 ; 267 71 ;
Abstract
A snubber for tension members such as drive chains and drive belts includes a spindle having an upstanding wall at one end and a recess at the opposite end. A compressed spring is carried on the spindle and is retained thereon in its compressed state by a split ring received in the recess. The snubber can be used with tension members associated with garage door openers, for example.