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. 31, 2026
Filed:
Mar. 04, 2024
Applicant:
Nikken Kosakusho Works, Ltd., Osaka, JP;
Inventors:
Assignee:
NIKKEN KOSAKUSHO WORKS, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 31/20 (2006.01); B23B 31/00 (2006.01); B23B 31/107 (2006.01);
U.S. Cl.
CPC ...
B23B 31/20 (2013.01); B23B 31/005 (2013.01); B23B 31/107 (2013.01);
Abstract
A tool holder includes a holder body, a tapered collet, a first side lock bolt, a second side lock bolt, and a key. The key fits in a keyway of the collet, contacts the inner peripheral surface of a front hole, and contacts a recess formed in a rear end portion of a cutting tool inserted into a tool insertion hole of the collet.
Mikado, Susumu. (2026). Tool holder and tool holding structure including the same (U.S. Patent No. 12589439). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12589439
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile