Title:
SPOOL VALVE AND SHOCK DAMPER
Document Type and Number:
WIPO Patent Application WO/2020/179677
Kind Code:
A1
Abstract:
This spool valve (V) comprises: a holder (6) having a cylindrical shape and having a plurality of ports (6a, 6b) that allow communication between the inside and the outside; a spool (7) having a cylindrical shape, the spool (7) being inserted so as to be capable of moving in a reciprocating fashion in the axial direction inside the holder (6), and being capable of opening and closing communication ports (7a, 7b) that can respectively face the ports (6a, 6b); and an actuator (9) that drives the spool (7) in the axial direction, the spool valve (V) being such that the ports (6a, 6b) are provided in positions displaced in the axial direction in relation to the holder (6), and the communication ports (7a, 7b) are provided in positions displaced in the axial direction in relation to the spool (7), in the same axial-direction arrangement as the arrangement of the ports (6a, 6b).
Inventors:
AWANO KOICHIRO (JP)
Application Number:
PCT/JP2020/008373
Publication Date:
September 10, 2020
Filing Date:
February 28, 2020
Export Citation:
Assignee:
KYB CORP (JP)
International Classes:
B62K25/08; F16F9/34; F16F9/46; F16K3/26; F16K11/07
Foreign References:
| JPH05302638A | 1993-11-16 | |||
| JP2012530879A | 2012-12-06 | |||
| JP2003106473A | 2003-04-09 | |||
| JP2012149717A | 2012-08-09 |
Attorney, Agent or Firm:
ISHIKAWA Ken (JP)
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