Title:
FLUID PRESSURE CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/075685
Kind Code:
A1
Abstract:
This fluid pressure control device (100) comprises a main valve block (1) and a sub valve block (50) attached to the main valve block (1). The main valve block (1) includes an actuator passage (21) through which flows a working fluid supplied to and discharged from an actuator, a main spool (2) which switches the supply and discharge direction of the working fluid supplied to and discharged from the actuator through the actuator passage (21), and a first pressure detection passage (41) which connects to the actuator passage (21). The sub valve block (50) includes a second pressure detection passage (51) which connects to the first pressure detection passage (41), and a pressure detection port (52) which connects to the second pressure detection passage (51) and has a pressure sensor (60) attached thereto.
Inventors:
ISHIBASHI KOKI (JP)
YOSHIDA NOBUYOSHI (JP)
YOSHIDA NOBUYOSHI (JP)
Application Number:
PCT/JP2023/035894
Publication Date:
April 11, 2024
Filing Date:
October 02, 2023
Export Citation:
Assignee:
KYB CORP (JP)
International Classes:
F15B11/00
Foreign References:
| JPH06137304A | 1994-05-17 | |||
| JPH03292403A | 1991-12-24 | |||
| JPH0272201A | 1990-03-12 | |||
| JP2003202003A | 2003-07-18 |
Attorney, Agent or Firm:
GOTOH & PARTNERS (JP)
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