Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tutomu Naito0
Date of Patent
November 3, 2009
0Patent Application Number
120749670
Date Filed
March 7, 2008
0Patent Primary Examiner
Patent abstract
In a damping force adjusting structure of a hydraulic shock absorber in which a part of an oil liquid is introduced to a back pressure chamber provided in a back surface side of a damping valve from a back pressure introduction path, a pressure within the back pressure chamber is leaked from a leak path, and a damping force can be adjusted by controlling a valve opening pressure of the damping valve by controlling the pressure in the back pressure chamber. A leaf valve with slit is provided in the back pressure introduction path, and a slit provided in the leaf valve with slit is formed as an introduction side orifice.
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