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:
Feb. 27, 2018
Filed:
Feb. 05, 2016
Dmg Mori Co., Ltd., Yamatokoriyama-shi, JP;
Alpstool Co., Ltd., Hanishina-gun, JP;
Koji Fujimoto, Yamatokoriyama, JP;
Tatsuhiko Kuriya, Yamatokoriyama, JP;
Shuji Miyairi, Hanishina-gun, JP;
Masayoshi Tanaka, Hanishina-gun, JP;
DMG MORI CO., LTD., Yamatokoriyama-shi, JP;
ALPSTOOL CO., LTD., Hanishina-gun, JP;
Abstract
A machine tool includes: a lower tool rest on which a plurality of tools are mounted; a motor provided at the lower tool rest, for rotating a rotating tool when the rotating tool is mounted on the lower tool rest; and a tool holder attached to the lower tool rest, for detachably holding the tool. The tool holder has a clamping mechanism portion operating between a clamping state of clamping the tool and an unclamping state of unclamping the tool, as a result of transmission of motive power generated at the motor. With such a configuration, the clamping mechanism portion for automatically clamping and unclamping the tool held in the tool holder on the tool rest is provided with a simple configuration.