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:
Jan. 05, 2021
Filed:
Aug. 03, 2017
Applicant:
Shimizu Corporation, Tokyo, JP;
Inventors:
Kazuhiko Isoda, Tokyo, JP;
Yasuhiro Yamamoto, Tokyo, JP;
Assignee:
SHIMIZU CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F 9/20 (2006.01); F16F 9/49 (2006.01); F16F 9/12 (2006.01); F16F 7/10 (2006.01); F16F 15/023 (2006.01);
U.S. Cl.
CPC ...
F16F 9/20 (2013.01); F16F 7/1022 (2013.01); F16F 9/12 (2013.01); F16F 9/49 (2013.01); F16F 15/023 (2013.01);
Abstract
The rotary inertial mass damper has a configuration in which the rotary shaft of the oil-pressure motor rotates due to oil pressure of operating oil that is extruded from an oil chamber through reciprocating movement of the piston rod, and viscosity resistance is produced in operating oil that circulates in the connection pipes.