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:
Jan. 03, 2023

Filed:

Jun. 09, 2020
Applicant:

Tokyo Rope Manufacturing Co., Ltd., Tokyo, JP;

Inventors:

Youta Hashime, Tokyo, JP;

Hiroaki Itoi, Tokyo, JP;

Ippei Furukawa, Tokyo, JP;

Youhei Nakamoto, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/82 (2006.01); G01N 21/89 (2006.01); G01N 21/892 (2006.01);
U.S. Cl.
CPC ...
G01N 27/82 (2013.01); G01N 21/8901 (2013.01); G01N 21/892 (2013.01);
Abstract

A rope tester to ascertain the condition of a wire rope in advance without increasing workload, Including a magnetization detector having a magnetizer for generating a magnetic force, and a detector for detecting a change in magnetism produced in a wire rope magnetized by the magnetic force generated by the magnetizer; a digital camera, which is provided a predetermined distance away from the magnetization detector along the traveling direction of the wire rope, for imaging the wire rope; and a controller, which is connected to the magnetization detector and to the digital camera, for detecting the location of a defect in the wire rope based on a change in magnetism detected by the magnetization detector, and outputting a drive signal that actuates the digital camera at a timing at which the defect location arrives at the location at which the digital camera is installed.


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