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.

Date of Patent:
Aug. 05, 2014

Filed:

Mar. 08, 2010
Applicant:

Mikio Uchiyama, Wako, JP;

Inventor:

Mikio Uchiyama, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F 9/00 (2006.01); F16F 9/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a hydraulic shock absorber, a piston holderhas an axial side surfaceformed with an opening of an inclined holeexposed to a rod-side oil chamberB. A block ringcapable of closing the opening of the inclined holeis provided around a piston rod bodyat a position between the axial side surfaceof the piston holderand the upper end of a rebound spring


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