Title:
HYDRAULIC ACTUATOR
Document Type and Number:
WIPO Patent Application WO/2023/112459
Kind Code:
A1
Abstract:
This hydraulic actuator is equipped with an actuator main body section 100, and a sealing mechanism 200 which seals an end section of the actuator main body section 100 in the axial direction DAX of the actuator main body section 100. The sealing mechanism 200 is equipped with: a sealing member 210 to which the actuator main body section 100 is joined by insertion; a clamping ring 230 which restrains the actuator main body section 100 and is provided to the outer-circumferential surface of the actuator main body section 100 which has been joined to the sealing member 210 by insertion; and a locking ring 220 for locking a sleeve onto the sealing member 210. The sealing member 210 includes a body section 212 to which a tube 110 is joined by insertion, and the outer diameter of the body section 212 is greater than the inner diameter of the section of the tube 110 which is not joined to the body section 212 by insertion.
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Inventors:
OONO SHINGO
KURIYA YOSHINORI
KURIYA YOSHINORI
Application Number:
PCT/JP2022/038447
Publication Date:
June 22, 2023
Filing Date:
October 14, 2022
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
F15B15/10; F16L33/24
Foreign References:
| JP2018035930A | 2018-03-08 | |||
| JP2016080130A | 2016-05-16 | |||
| JP2010276072A | 2010-12-09 |
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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