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. 17, 2012
Filed:
Jan. 15, 2008
Applicants:
Susumu Imagaki, Tomdabayashi, JP;
Wataru Yamada, Kashiwara, JP;
Arata Kikuchi, Kashiwara, JP;
Inventors:
Assignee:
JTEKT Corporation, Osaka-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 55/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gear includes a metal core and a synthetic resin tooth body. The metal core includes a cylindrical portion, and a disc portion that extends inwardly in a radial direction from one end of the cylindrical portion. The synthetic resin tooth body is coupled to the cylindrical portion of the metal core. A plurality of rotation prevention grooves is formed on the outer peripheral portion of the cylindrical portion, and a plurality of rotation prevention grooves is formed on the inner peripheral portion of the cylindrical portion.