Title:
SPOOL VALVE
Document Type and Number:
WIPO Patent Application WO/2018/168577
Kind Code:
A1
Abstract:
Provided is a spool valve having a simple structure and capable of being easily assembled. A spool valve (10) includes: a valve body (11) having a spool hole (20) extending in an axial direction (Dx); a spool body (12) disposed in the spool hole (20) so as to be slidable in the axial direction (Dx); a first biasing part (13) for biasing, in a first axial direction (Dx1), the spool body (12) protruding from one end (P1) of the valve body (11); and a second biasing part (14) for biasing, in a second axial direction (Dx2), the spool body (12) protruding from the other end (P2) of the valve body (11). The first biasing part (13) is disposed so as to straddle both the spool body (12) and the one end (P1) of the valve body (11) in a radial direction (Dr). The second biasing part (14) is disposed so as to straddle both the spool body (12) and the other end (P2) of the valve body (11) in the radial direction (Dr).
Inventors:
IWASAKI HITOSHI (JP)
MASATANI RYOMA (JP)
MASATANI RYOMA (JP)
Application Number:
PCT/JP2018/008598
Publication Date:
September 20, 2018
Filing Date:
March 06, 2018
Export Citation:
Assignee:
NABTESCO CORP (JP)
International Classes:
F16K3/24; F16K3/314; F16K11/07; F16K27/04; F16K31/363
Foreign References:
| JPS5442024U | 1979-03-20 | |||
| JPS5728958U | 1982-02-16 |
Attorney, Agent or Firm:
NAGAI Hiroshi et al. (JP)
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