Title:
CYLINDER CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/069435
Kind Code:
A1
Abstract:
In a cylinder control device provided with a control valve for controlling the flow of operating fluid between a cylinder and a pump, the control valve is provided with: a spool furnished inside a body section; a sleeve disposed in opposition to both ends of the spool inside the body section, and having a communicating port communicating with a valve chamber, a communicating passage communicating with a cylinder chamber, and a throttle passage communicating port communicating with the cylinder chamber; a valve body furnished inside the sleeve, for controlling the state of communication between the communicating port, and the communicating passage and the throttle passage, according to a slide position; and an energizing member for energizing the valve body towards the open direction.
Inventors:
KUBOTA TAKUYA (JP)
MASUTA YUUZOU (JP)
MASUTA YUUZOU (JP)
Application Number:
PCT/JP2013/079210
Publication Date:
May 08, 2014
Filing Date:
October 29, 2013
Export Citation:
Assignee:
KAYABA INDUSTRY CO LTD (JP)
International Classes:
F15B11/04; F15B11/08; F15B15/18
Foreign References:
| JP2006105227A | 2006-04-20 | |||
| JPH09317915A | 1997-12-12 | |||
| JPS5425595Y2 | 1979-08-25 | |||
| JP2006105226A | 2006-04-20 | |||
| JPH08105406A | 1996-04-23 |
Attorney, Agent or Firm:
GOTO, Masaki et al. (JP)
Masaki Goto (JP)
Masaki Goto (JP)
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