Title:
SHOCK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2021/149718
Kind Code:
A1
Abstract:
According to the present invention, a piston bolt is divided into a first member and a second member, a first small-diameter part and a large-diameter part of a shared passage are formed in the first member, and a second small-diameter part of the shared passage is formed in the second member, wherefore the shared passage can be machined by a general-purpose construction method and tool, and the labor required for the piston bolt can be reduced.
Inventors:
MUZVIDZIWA MILTON (JP)
YAMAKA KOICHI (JP)
KATAYAMA YOHEI (JP)
YAMAKA KOICHI (JP)
KATAYAMA YOHEI (JP)
Application Number:
PCT/JP2021/001831
Publication Date:
July 29, 2021
Filing Date:
January 20, 2021
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
F16F9/34; F16F9/46
Domestic Patent References:
| WO2019022075A1 | 2019-01-31 |
Foreign References:
| JP2019108941A | 2019-07-04 | |||
| JP2009052703A | 2009-03-12 |
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
Download PDF:
Previous Patent: COMPOSITE MAGNETIC POWDER AND METHOD FOR PRODUCING SAME
Next Patent: METHOD OF USING MIRNA EXPRESSION LEVEL AS INDICATOR OF CANCER
Next Patent: METHOD OF USING MIRNA EXPRESSION LEVEL AS INDICATOR OF CANCER