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Kawahara; Shuichi
Shizuoka, JP
No. of patents:

Patent Number Title Of Patent Date Issued
4834223 Valve structure for telescopic hydraulic damper May 30, 1989
A telescopic hydraulic damper includes an outer tube filled with working oil, a pipe member mounted on the bottom of the outer tube, and an inner tube slidably disposed in the outer tube. A valve structure disposed in an inner end of the inner tube comprises a valve body lossely fitted o
4667941 Self-leveling damper for motorcycles May 26, 1987
A self-leveling damper for motorcycles including a cylinder filled with hydraulic oil. A piston is slidably fitted in the cylinder. A hollowed piston rod is fitted at the lower end in the piston and projected at the upper end from the cylinder. The piston rod has a first oil path com

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