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:
Sep. 17, 2019
Filed:
May. 13, 2015
Xebec Technology Co., Ltd., Tokyo, JP;
Taimei Chemicals Co., Ltd., Nagano, JP;
Youichi Sato, Tokyo, JP;
Suguru Matsushita, Nagano, JP;
XEBEC TECHNOLOGY CO., LTD., Tokyo, JP;
TAIMEI CHEMICALS CO., LTD., Nagana, JP;
Abstract
A polishing tool unit () includes a brush-shaped grinding stone () and a tool holder (). The tool holder () includes a shank (), a sleeve (), a gear screw (), and a nut (). The nut () is screwed onto a bolt portion () of the gear screw (). The brush-shaped grinding stone () is connected to the front side of the nut () and held by the tool holder (). The gear screw () is rotatable relative to the shank () and the sleeve () about the axis (L). While rotation of the nut () about the axis (L) is regulated, the gear screw () is rotated, whereby the nut () is moved and the protruding amount of linear grinding members () is adjusted.