Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CONTROL VALVE
Document Type and Number:
WIPO Patent Application WO/2019/138612
Kind Code:
A1
Abstract:
This control valve (60) is provided with a housing (70) in which a first and a second supply port (71d, 71e), a first and a second actuator port (71h, 71i) and a pilot port (71j) are formed, and a spool (80) which is slidably housed in the housing (70). In both a first communication position (60a) and a second communication position (60b), the spool allows communication between the first supply port (71d) and the pilot port (71j).

Inventors:
KOJIMA, Masanari (World Trade Center Bldg. 4-1, Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
NAKAMURA, Masayuki (World Trade Center Bldg. 4-1, Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
TERAO, Takeshi (World Trade Center Bldg. 4-1, Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
Application Number:
JP2018/036404
Publication Date:
July 18, 2019
Filing Date:
September 28, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KYB CORPORATION (World Trade Center Bldg, 4-1 Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
International Classes:
F15B13/042; F15B11/22; F16K11/07; F16K27/04
Domestic Patent References:
WO1990011464A11990-10-04
Foreign References:
JPS60191706U1985-12-19
JPH02266103A1990-10-30
JPS54148789U1979-10-16
Attorney, Agent or Firm:
GOTOH & PARTNERS (Shoyu-Kaikan, 3-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
Download PDF: