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.

Date of Patent:
May. 28, 2013

Filed:

Jul. 18, 2006
Applicants:

Kazuchika Nasu, Itami, JP;

Atsuhiko Maeta, Itami, JP;

Inventors:

Kazuchika Nasu, Itami, JP;

Atsuhiko Maeta, Itami, JP;

Assignee:

Sumitomo Electric Hardmetal, Corp., Osaka-shi, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23C 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention includes a first ridge line positioned at an intersection between a first surface and an upper side section of a side surface along the first surface; and a second ridge line positioned at an intersection between a second surface and a lower side section along the second surface of the side surface. A cutting section is formed at the first ridge line with the first surface forming a rake face. A second cutting section is formed at the second ridge line with the lower side section along the second surface of the side surface forming a rake face. Selective use can be made of the first cutting section and the second cutting section.


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