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.:

US 9751140 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 05, 2017

Filed:

Sep. 01, 2014
Applicant:

Jtekt Corporation, Osaka-shi, Osaka, JP;

Inventors:

Ryousuke Imai, Kashiwara, JP;

Eiji Kaneuchi, Kitakatsuragi-gun, JP;

Yoshimasa Yamada, Kitakatsuragi-gun, JP;

Koichi Nabeshima, Kashiwara, JP;

Assignee:

JTEKT CORPORATION, Osaka-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23D 79/12 (2006.01); B23D 1/26 (2006.01); B23D 1/08 (2006.01); B23D 13/00 (2006.01); B23F 21/06 (2006.01); B23D 1/18 (2006.01); B23F 1/04 (2006.01);
U.S. Cl.
CPC ...
B23D 79/12 (2013.01); B23D 1/08 (2013.01); B23D 1/18 (2013.01); B23D 1/26 (2013.01); B23D 13/005 (2013.01); B23F 1/04 (2013.01); B23F 21/06 (2013.01);
Abstract

A cylindrical cutting tool for processing splines formed on an outer circumference of a shaft member to extend in an axial direction includes blade portions which are formed in a spline shape on an inner circumference. The blade portions include: a first blade portion which is formed in a terminal end portion in a first direction along the axial direction and which is directed substantially toward the first direction; and a second blade portion which is formed in a terminal end portion in a second direction along the axial direction and opposite to the first direction and which is directed substantially toward the second direction.


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Imai, Ryousuke. (2017). Cutting tool and spline processing method (U.S. Patent No. 9751140). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9751140

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