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:
May. 05, 2026
Filed:
Jul. 08, 2021
Sumitomo Electric Hardmetal Corp., Itami, JP;
Komatsu Ntc Ltd., Nanto-city, JP;
Big Daishowa Seiki Co., Ltd., Higashiosaka, JP;
Hirochika Fukuda, Itami, JP;
Takuya Nishimura, Itami, JP;
Masanori Kakui, Nanto-city, JP;
Manabu Tsujino, Nanto-city, JP;
Tatsuya Ogata, Higashiosaka, JP;
SUMITOMO ELECTRIC HARDMETAL CORP., Itami, JP;
KOMATSU NTC LTD., Nadto, JP;
BIG DAISHOWA SEIKI CO., LTD, Higashiosaka, JP;
Abstract
A cutting tool is rotatable about an axis line, and includes a main body portion, a cutting insert, and a plurality of anti-vibration members. The main body portion has an inner circumferential surface and an outer circumferential surface opposite to the inner circumferential surface. The cutting insert is attached to at least one of the inner circumferential surface and the outer circumferential surface. Each of the plurality of anti-vibration members is provided at the main body portion. Each of the plurality of anti-vibration members includes a weight member composed of a material having a specific gravity larger than a specific gravity of a material of the main body portion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile