Title:
DAMPING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/024642
Kind Code:
A1
Abstract:
In the present invention a receiving member is provided so as to be capable of contacting and separating from a valve seat member by means of rotation, and a rod guide is provided with a through-hole connecting the interior and exterior of an inner tube, and an adjustment rod rotatably inserted into the through-hole. An engagement pin and an engagement hole, which engage at an adjustment position at which the piston draws near to the rod guide and disengage at a separated position, are provided between the adjustment rod and the receiving member. The receiving member is provided so as to be capable of contacting and separating from the valve seat member by means of rotation, and a bottom valve or the like is provided with a through-hole connecting the interior and exterior of an inner tube, and an adjustment rod rotatably inserted into the through-hole. An engagement pin and an engagement hole, which engage at an adjustment position at which the piston draws near to the bottom valve and disengage at a separated position, are provided between the adjustment rod and the receiving member.
Inventors:
SHIBAHARA KAZUAKI (JP)
TAKAHASHI KAZUKI (JP)
TAKAHASHI KAZUKI (JP)
Application Number:
PCT/JP2020/025184
Publication Date:
February 11, 2021
Filing Date:
June 26, 2020
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
F16B33/02; F16F9/19; F16F9/32; F16F9/34; F16F9/44
Domestic Patent References:
| WO2017221920A1 | 2017-12-28 |
Foreign References:
| JP2010209960A | 2010-09-24 | |||
| JP2006194372A | 2006-07-27 | |||
| JP2011185389A | 2011-09-22 | |||
| JPS5958224U | 1984-04-16 |
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
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