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:
Jun. 09, 1998
Filed:
Apr. 30, 1996
Applicant:
Inventors:
Roger W Lhotak, Hanover Park, IL (US);
Kenneth J Dombrowski, Wheaton, IL (US);
Assignee:
The Chamberlain Group, Inc., Elmhurst, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E05F / ;
U.S. Cl.
CPC ...
49360 ; 49362 ; 49200 ; 464 87 ; 464 81 ; 464180 ;
Abstract
A garage door operator having reduced noise output during operation includes a head unit having a housing. A motor mount is connected to the housing to support an electric motor. A vibration damper is interposed between the motor mount and the electric motor to reduce noise radiated from the housing when the electric motor is energized to drive a garage door up and down.