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. 03, 2022
Filed:
Jul. 12, 2019
Yodogawa Hu-tech Co., Ltd., Suita, JP;
Ckd Corporation, Aichi, JP;
Naoyuki Oba, Suita, JP;
Akihiro Yamamoto, Suita, JP;
Katsumi Ogawa, Suita, JP;
Hiroki Iwata, Aichi, JP;
YODOGAWA HU-TECH CO., LTD., Osaka, JP;
CKD CORPORATION, Aichi, JP;
Abstract
The present invention provides a checking tool for a tube coupler with which it is possible to visually check an attachment state of the tube coupler. A checking toolfor a tube coupler according to the present invention is a checking tool configured to be attached to a tube coupler, the tube coupler being formed of a first coupling pieceand a second coupling piecehingedly connected to each other so as to be able to be opened and closed, being configured to couple tubes to each other with use of the first coupling piece and the second coupling piece, and having hook piecesandthat are provided protruding from outer circumferential surfaces of the first coupling piece and the second coupling piece. The checking tool includes a pair of longitudinal framesthat conform to an outer circumferential surface of the tube coupler, a first lateral framethat connects end portions at one end of the pair of longitudinal frames to each other, a second lateral framethat connects end portions at the other end of the pair of longitudinal frames to each other, a first claw piecethat is provided protruding from the first lateral frame toward the second lateral frame, and a second claw piecethat is provided protruding from the second lateral frame toward the first lateral frame.