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. 16, 2024
Filed:
Apr. 24, 2020
Applicant:
Makino Milling Machine Co., Ltd., Tokyo, JP;
Inventors:
Fukuhito Nagata, Fujiyoshidai, JP;
Ryoichi Miyamoto, Fujiyoshidai, JP;
Hiroshi Ueno, Fujiyoshidai, JP;
Assignee:
MAKINO MILLING MACHINE CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23C 5/10 (2006.01);
U.S. Cl.
CPC ...
B23C 5/1063 (2013.01); B23C 2210/02 (2013.01); B23C 2210/03 (2013.01); B23C 2240/32 (2013.01); B23C 2250/12 (2013.01);
Abstract
In a T-shaped tool () in which a head () having cutting edges () and a cylindrical shank () are fastened together: the shank comprises a super-hard alloy, and an engaging portion which engages with a tool main body is formed in a distal end portion thereof; the tool main body comprises a steel material, and an engaged portion which engages with the engaging portion of the shank is formed therein; and the engaging portion and the engaged portion are fastened in such a way as to be retained and prevented from rotating.