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. 10, 2019
Filed:
Mar. 13, 2013
Showa Corporation, Gyoda, JP;
Nobuo Mori, Gyoda, JP;
SHOWA CORPORATION, Gyoda, Saitama, JP;
Abstract
An object of the present invention is to facilitate discharge of foreign matter present around a valve member, while inhibiting degradation of seal performance of the valve member. A shock absorber includes a cylinder portion containing a liquid, a piston valve partitioning a space in the cylinder portion into a first oil chamber and a second oil chamber which contain oil, a piston rod connected to the piston valve and moving in an axial direction of the cylinder portion, a piston nut(cylinder portion) forming a channel for the liquid between the first oil chamber and the second oil chamber, and a float valvedeformed or displaced depending on the pressure of oil in the channel in the piston nutto open and close the channel. The float valvefor the channel member includes a projecting portionP and a recessed portionM so that, with the position of the float valveadjusted, a gap is formed between the float valveand the piston nut(cylinder portion).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile