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:
Sep. 28, 2020
Applicant:
Smc Corporation, Tokyo, JP;
Inventors:
Tomohiko Aki, Nagareyama, JP;
Norimasa Ozaki, Moriya, JP;
Assignee:
SMC CORPORATION, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F15B 19/00 (2006.01); F15B 15/28 (2006.01); F15B 15/20 (2006.01);
U.S. Cl.
CPC ...
F15B 19/005 (2013.01); F15B 15/204 (2013.01); F15B 15/2815 (2013.01); F15B 2211/30525 (2013.01); F15B 2211/857 (2013.01); F15B 2211/87 (2013.01);
Abstract
An abnormality detecting system and an abnormality detecting method acquires a stroke of a piston as input from outside, calculates a travel time of the piston based on the results of sensing obtained by a first sensor and a second sensor, calculates a total travel distance of the piston using the number of operations and the stroke of the piston, and detects an abnormality of the actuator based on the travel time and the number of operations or the total travel distance of the piston.