Title:
VALVE POSITION DETECTING DEVICE
Document Type and Number:
Japanese Patent JPH06241704
Kind Code:
A
Abstract:
PURPOSE: To provide a valve position detecting device capable of precisely detecting a valve position in a limited space.
CONSTITUTION: In a valve position detecting device to be set for detecting the valve position of a direct acting type spool valve, a space to which the shaft end part of a spool 2 can be protruded is formed by a valve body 3 or a cover 4 bonded to the valve body 3. A sensor holder 9 is nearly concentrically protruded toward the shaft end surface of the spool 2 in the space, and a cylindrical hole 13 to which a magnetic sensor part 6 mounted on the top end of a sensor holder 9 can be inserted is also formed on the shaft end part of the spool 2.
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Inventors:
NAITO HIROSHI
ASAI TATSUO
OGURA MINORU
HIROSE HISASHI
MINAMI KATSUHIRO
ASAI TATSUO
OGURA MINORU
HIROSE HISASHI
MINAMI KATSUHIRO
Application Number:
JP5023593A
Publication Date:
September 02, 1994
Filing Date:
February 16, 1993
Export Citation:
Assignee:
TOYODA AUTOMATIC LOOM WORKS
TOKAI RIKA CO LTD
TOKAI RIKA CO LTD
International Classes:
F16K37/00; G01B7/00; (IPC1-7): G01B7/00; F16K37/00
Attorney, Agent or Firm:
Hidehiko Okada (2 outside)