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Title:
SHOCK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2020/195010
Kind Code:
A1
Abstract:
This shock absorber comprises a friction generating member (22) which is provided at a position on a side of the cylinder 12 defined by the seal member 21, and which makes sliding contact with a piston rod (15). The friction generating member (22) includes: an annular elastic rubber section (91) which makes sliding contact with the piston rod (15); and a base section (92) to which the elastic rubber section (91) is fixed. The elastic rubber section (91) is formed so that an upstream side and a downstream side can communicate with each other when the pressure difference between a one side chamber (16) of the cylinder (12) and a reservoir chamber (13) reaches a prescribed pressure.

Inventors:
AOKI YASUHIRO (JP)
Application Number:
PCT/JP2020/000661
Publication Date:
October 01, 2020
Filing Date:
January 10, 2020
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F16F7/09; F16F9/32; F16F9/34; F16F9/508
Foreign References:
US4108287A1978-08-22
JP2014163517A2014-09-08
JPS5672945U1981-06-15
US4342447A1982-08-03
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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