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:
Nov. 05, 2002
Filed:
Feb. 15, 2001
Applicant:
Inventor:
Nobutoshi Orita, Itabashi-ku, JP;
Assignee:
Tok Bearing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 5/02 ;
U.S. Cl.
CPC ...
E05F 5/02 ;
Abstract
The present invention provides a damping mechanism capable of varying the moving speed of an openable door or the like in stages as necessary. Such damping mechanism includes a damping body ( ) installed with a damper mechanism and allowing a rotative shaft ( ) to protrude therefrom; a plurality of pinions ( ) provided on the rotative shaft ( ) and each having a different diameter from one another; and a rack member ( ) including a plurality of racks ( ) respectively engaging with the pinions ( ).