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. 19, 2015
Filed:
Mar. 28, 2014
Kokusai Keisokuki Kabushiki Kaisha, Tokyo, JP;
Sigeru Matsumoto, Tokyo, JP;
Hiroshi Miyashita, Tokyo, JP;
Kazuhiro Murauchi, Tokyo, JP;
Masanobu Hasegawa, Tokyo, JP;
Tomotaka Sakagami, Tokyo, JP;
Yasuyuki Mido, Aichi, JP;
Shigenobu Kawai, Aichi, JP;
KOKUSAI KEISOKUKI KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A torsion tester including a reaction force unit and a drive unit including a servo motor, a first reduction gear, a shaft transmitting an output force from the first reduction gear, a clutch having an input shaft fixed to the shaft, a second reduction gear decelerating rotation of an output shaft of the clutch, a chuck, and a connection mechanism connecting the chuck with one of the shaft and the second reduction gear, the drive unit configured to switch between a first mode where the clutch is disengaged, and the shaft is connected with the chuck by the connection mechanism and a second mode where the clutch is engaged, and the second reduction gear is connected with the chuck by the connection mechanism.