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:
Sep. 05, 2017
Filed:
Sep. 09, 2015
Applicant:
Ihi Corporation, Koto-ku, JP;
Inventors:
Hiroyuki Furukawa, Tokyo, JP;
Takafumi Imazu, Tokyo, JP;
Assignee:
IHI Corporation, Koto-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15B 11/16 (2006.01); F02C 9/20 (2006.01);
U.S. Cl.
CPC ...
F02C 9/20 (2013.01); F15B 11/16 (2013.01); F15B 2211/6336 (2013.01); F15B 2211/7107 (2013.01); F15B 2211/76 (2013.01);
Abstract
An actuator control device detects a displacement of a piston in a first actuator, controls the first actuator by feedback control, measures both of forces generated in first and second actuators, corrects a target position command value for a piston in the second actuator in accordance with an amount of imbalance between the forces, and controls the second actuator in accordance with the difference between the corrected command value and a feedback value of a displacement position of the second piston.