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:
Mar. 21, 2000
Filed:
Dec. 19, 1997
Sei Ohnishi, Saitama, JP;
Yoshinori Hatayama, Miyagi, JP;
Sony Corporation, Tokyo, JP;
Abstract
A damper interposed between a stationary portion and a movable portion for attenuating or inhibiting vibrations or shock propagated from the stationary portion to the movable portion in an electronic equipment. The damper, which has its one end and its other end mounted on the movable portion and on the stationary portion, respectively, has its main body portion formed of flexible butyl rubber. The main body portion has a hollow portion and a protuberant portion having a shaft-inserting hole and which is protruding towards the hollow portion. The protuberant portion has an outer diameter equal to not less than 2.3 times the inner diameter of the shaft inserting hole. In the hollow portion of the main body portion is enclosed a viscous fluid, such as silicone oil.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile