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:
Oct. 02, 2018
Filed:
Mar. 12, 2014
Applicant:
Ntn Corporation, Osaka, JP;
Inventors:
Tsuyoshi Koda, Shizuoka, JP;
Tomoyoshi Izutsu, Shizuoka, JP;
Assignee:
NTN CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 55/36 (2006.01); F16H 7/20 (2006.01); F16H 55/44 (2006.01);
U.S. Cl.
CPC ...
F16H 55/44 (2013.01);
Abstract
A pressed pulley includes an annular connecting portion connected to an end of the outer tubular portion around which a belt is wound and an end of the inner tubular portion. The connecting portion is an annular bent portion having a circular arc-shaped section and formed with an inner circular arc-shaped surface having a constant radius of curvature and connected to the radially inner surface of the outer tubular portion and the radially outer surface of the inner tubular portion through respective tangential lines.