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. 20, 2001
Filed:
Jun. 07, 1999
Applicant:
Inventor:
Norihiko Takamori, Kyoto, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 5/506 ; F16H 5/530 ; F16H 7/06 ;
U.S. Cl.
CPC ...
F16H 5/506 ; F16H 5/530 ; F16H 7/06 ;
Abstract
A sprocket,includes a wavy region,The wavy region is formed at least at the outer periphery of the sprocket and extends in an undulating fashion along the circumference of the sprocket. The wavy region has a plurality of convex joint portions,A plurality of teeth,are formed at the outer end of the convex joint portions.