Title:
SHOCK ABSORBER AND METHOD FOR MANUFACTURING SHOCK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2022/249623
Kind Code:
A1
Abstract:
According to the present invention, a working fluid is directly injected from an inlet into a first valve block chamber and a second valve block chamber, thereby making it possible to smoothly discharge air inside a variable damping force mechanism and to increase a filling rate of the working fluid inside a valve block (variable damping force mechanism).
Inventors:
TAKANO MASAYUKI (JP)
IGARASHI YASUHIRO (JP)
YAMASHITA MIKIO (JP)
UCHIYAMA MASAAKI (JP)
IGARASHI YASUHIRO (JP)
YAMASHITA MIKIO (JP)
UCHIYAMA MASAAKI (JP)
Application Number:
PCT/JP2022/009334
Publication Date:
December 01, 2022
Filing Date:
March 04, 2022
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
F16F9/43; F16F9/46
Domestic Patent References:
| WO2019230549A1 | 2019-12-05 | |||
| WO2020217602A1 | 2020-10-29 | |||
| WO2018216716A1 | 2018-11-29 |
Foreign References:
| JP2002081481A | 2002-03-22 | |||
| US5458219A | 1995-10-17 | |||
| JPS6194639U | 1986-06-18 | |||
| JP2021088437A | 2021-06-10 |
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
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