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:
Aug. 02, 2022
Filed:
Jul. 18, 2019
Mitsubishi Electric Corporation, Tokyo, JP;
Atsushi Kato, Tokyo, JP;
Junji Takaki, Tokyo, JP;
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Abstract
A base isolation unit comprises a first connector and a second connector disposed in a direction of base isolation with a predetermined distance therebetween, and a movement regulator provided between the first connector and the second connector and receiving an external force in the direction of base isolation. The movement regulator includes a first casing having one end connected to the first connector, a second casing having one end connected to the second connector, a first damping device accommodated inside the first casing, a second damping device accommodated inside the second casing, a vibration damper provided between the first casing and the second casing, and a coupling member coupling the first damping device and the second damping device together. The first damping device and the second damping device each have a cylinder, a compressible fluid and a piston.