Title:
DAMPING VALVE AND CYLINDER DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/047647
Kind Code:
A1
Abstract:
This damping valve (DV) comprises: a damping force adjusting path (TP) and a fail path (FP) that are arranged in parallel; a downstream path (DP) that is connected to the damping force adjusting path (TP) and the fail path (FP) on the downstream side thereof; a relief valve (RV) that is provided in the damping force adjusting path (TP); a normally opened opening-and-closing valve (OV) that is provided in the fail path (FP); a solenoid (Sol) that adjusts the open valve pressure of the relief valve (RV) and closes the opening-and-closing valve (OV) when energized; and an orifice (O) that is provided in the downstream path (DP).
Inventors:
OGAWA YOSHIHIRO (JP)
TORIUMI TAKUYA (JP)
MURATA MITSURU (JP)
TORIUMI TAKUYA (JP)
MURATA MITSURU (JP)
Application Number:
PCT/JP2017/030664
Publication Date:
March 15, 2018
Filing Date:
August 28, 2017
Export Citation:
Assignee:
KYB CORP (JP)
International Classes:
F16K17/04; F15B11/00; F16F9/34; F16F9/46; F16K17/06; F16K17/10; F16K31/06
Foreign References:
| JP2001074154A | 2001-03-23 | |||
| JP2007514896A | 2007-06-07 |
Attorney, Agent or Firm:
AMANO Izumi et al. (JP)
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