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. 20, 1985
Filed:
Aug. 17, 1983
Applicant:
Inventors:
Takuya Dan, Yokohama, JP;
Akio Fujita, Yokohama, JP;
Assignee:
Bridgestone Tire Co., Ltd., , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F / ;
U.S. Cl.
CPC ...
267 / ; 248562 ; 267 / ; 2671401 ; 2671405 ; 267141 ; 267153 ;
Abstract
A rubber vibration isolator is disclosed, which comprises a pair of upper and lower liquid chambers capable of changing volumes by elastic deformation of an annular rubber elastomer accompanied with longitudinal vibration, a restricted passage for communicating these chambers with each other, at least two liquid chambers formed in the outer periphery of the elastomer and capable of changing volumes accompanied with lateral vibration, and another restricted passage for communicating the latter chambers with each other.