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. 29, 2008
Filed:
Dec. 22, 2005
Yoshihito Kawashima, Hiroshima, JP;
Yoshihito Kawashima, Hiroshima, JP;
Delta Kogyo Co., Ltd., , JP;
Abstract
Disclosed is a bracket angle adjustment mechanism which includes external-tooth and internal-tooth gears having improved tooth shapes allowing an operating force for rotating a control shaft to be reduced. In the bracket angle adjustment mechanism, each of external teeth () of the external-tooth gearhas a half-round shape having a center defined by a single point 'a' on a reference circle PC (), in a region of an addendum Tbetween the reference circle PC () and a tip circle AC (), and an undercut shape in a region of a dedendum Tbetween the reference circle PC () and a root circle DC. Further, each of internal teeth () of the internal-tooth gear () has an arc shape free of interference with the half-round-shaped addendum region.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile