Hydraulic shock absorber with piston seal structure for enhancem

Details Hydraulic shock absorber with piston seal structure for enhancem Hydraulic shock absorber with piston seal structure for enhancem

1989-09-26

1992-05-26

Butler, Douglas C.

Brakes

Internal-resistance motion retarder

Resistance alters relative to direction of thrust member

188317, 18832214, 18832215, 18832222, 18832217, 18832218, 188315, 188280, F16F 906, F16F 952

Patent

active

051158922

ABSTRACT:
A shock absorber employs a seal structure which can sucessfully prevent a working fluid from causing leak flow for enhanced variation characteristics of damping force. The seal structure includes a seamless seal member applied on a piston and/or on an inner periphery of a piston rod guide member.

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patent: 4949819 (1990-08-01), Beutel et al.

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