Title:
FLUID CONTROL DEVICE
Document Type and Number:
Japanese Patent JP2017096468
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To obtain a fluid control device having a spool valve in which, for example, a spool can smoothly move.SOLUTION: A fluid control device comprises: a spool valve having an introduction port which can introduce fluid into a supply pressure chamber, a discharge port which can discharge the fluid from the supply pressure chamber, and a supply port which supply the fluid to a control object from the supply pressure chamber; a control valve for controlling the pressure of a control pressure chamber by changing an opening/closing state; a control part for controlling the opening/closing state of the control valve on the basis of a command value; and a storage part which stores past data related to at least one of a control value of the control valve by the control part, a calculation value by the control part and a detection value by a sensor. The control part differentiates the opening/closing state of the control valve based on the command value on the basis of the past data.SELECTED DRAWING: Figure 6
Inventors:
KAMIYA YUSUKE
OKANO TAKAHIRO
OKANO TAKAHIRO
Application Number:
JP2015231605A
Publication Date:
June 01, 2017
Filing Date:
November 27, 2015
Export Citation:
Assignee:
ADVICS CO LTD
TOYOTA MOTOR CORP
TOYOTA MOTOR CORP
International Classes:
F15B13/043; B60T13/68; B60T15/36; F16K11/07; F16K31/124
Domestic Patent References:
| JP2015202779A | 2015-11-16 | |||
| JPS5932772U | 1984-02-29 | |||
| JPH11141363A | 1999-05-25 | |||
| JP2009257395A | 2009-11-05 |
Foreign References:
| US20150112492A1 | 2015-04-23 |
Attorney, Agent or Firm:
Sakai International Patent Office