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.

Date of Patent:
Oct. 09, 2018

Filed:

Oct. 09, 2015
Applicant:

Yuasa System Co., Ltd., Okayama-shi, Okayama, JP;

Inventors:

Yasuhisa Okazaki, Okayama, JP;

Naotsugu Ando, Okayama, JP;

Hisao Sasaki, Okayama, JP;

Assignee:

Yuasa System Co., Ltd., Okayama-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 3/20 (2006.01); G01N 3/32 (2006.01);
U.S. Cl.
CPC ...
G01N 3/20 (2013.01); G01N 3/32 (2013.01); G01N 2203/0005 (2013.01); G01N 2203/0023 (2013.01); G01N 2203/0282 (2013.01);
Abstract

A folding test machine to measure the durability against folding can be operated by minor adjustment even if a radius of curvature of the folding or an arc length of the folding is changed. A fixed wall and a moveable wall are opposingly provided in an approximately box-shaped frame and a holding part to hold a workpiece is provided on the top of each of the fixed wall and the moveable wall in a rotatable manner in a vertical plane of the rotation. And the workpiece and a plate spring are held on the respective opposing end portions so as to be bridged between the fixed wall and the moveable wall in a curved manner such that the moveable wall is moved closer to and farther from the fixed wall repeatedly such that the work is folded repeatedly.


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