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:
Aug. 23, 2016

Filed:

Feb. 18, 2013
Applicant:

Komatsu Industries Corporation, Kanazawa-shi, Ishikawa, JP;

Inventors:

Eiji Douba, Komatsu, JP;

Masaaki Takada, Komatsu, JP;

Hitoshi Sakurai, Komatsu, JP;

Hisanori Takeuchi, Nomi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 19/00 (2011.01); G01L 5/28 (2006.01); B30B 15/14 (2006.01); B30B 12/00 (2006.01);
U.S. Cl.
CPC ...
G01L 5/284 (2013.01); B30B 12/00 (2013.01); B30B 15/148 (2013.01);
Abstract

A press machine braking performance verifying apparatus verifies performance of brakes applying braking to a slide. The press machine braking performance verifying apparatus includes a speed detecting component, a stopping instruction detecting component, a stopping time measuring component, a maximum stopping time calculating component and an evaluating component. The speed detecting component detects a slide driving speed. The stopping instruction detecting component detects if stopping of the slide is instructed. The stopping time measuring component measures a stopping time until the slide stops when a stopping instruction is detected. The maximum stopping time calculating component calculates predicted stopping time in a case where the slide is driven at a maximum driving speed based on the slide driving speed after detecting the stopping instruction and the stopping time. The evaluating component evaluates performance of the brakes by comparing the predicted stopping time and a threshold valve set in advance.


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