Title:
SHOCK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2024/079862
Kind Code:
A1
Abstract:
This shock absorber (20, 20a) has: a first oil flow path (25) and a second oil flow path (27) that are connected to a damper case (23) and through which oil can flow; a compression resistance unit (30) that has a resistance unit oil chamber (31a) that is connected to the first oil flow path (25) and into which oil can flow when a rod (21) is displaced in the compression direction, and a receiving member (32) of which one end faces the resistance unit oil chamber (31a) and the other end receives an urging force of a spring (24); a reservoir tank (28) that is connected to the second oil flow path (27) and into which oil can flow; and a flow rate control unit (29) that is provided on the second oil flow path (27) and is able to control the flow rate of oil flowing toward the reservoir tank (28).
Inventors:
MICHIURA DAISUKE (JP)
FUJITA MASATAKA (JP)
FUJITA MASATAKA (JP)
Application Number:
PCT/JP2022/038282
Publication Date:
April 18, 2024
Filing Date:
October 13, 2022
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
F16F9/28; F16F9/508; F16F9/512
Foreign References:
| US20050167940A1 | 2005-08-04 | |||
| JPS6120411U | 1986-02-06 | |||
| JPS59155639A | 1984-09-04 | |||
| US20200324610A1 | 2020-10-15 |
Attorney, Agent or Firm:
SHIMODA, Yo-ichiro (JP)
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