发明授权
US08096321B2 Redundant electrohydraulic valve system 有权
冗余电液阀系统

  • 专利标题: Redundant electrohydraulic valve system
  • 专利标题(中): 冗余电液阀系统
  • 申请号: US11813128
    申请日: 2005-12-14
  • 公开(公告)号: US08096321B2
    公开(公告)日: 2012-01-17
  • 发明人: Armin Goll
  • 申请人: Armin Goll
  • 申请人地址: DE Heidenheim
  • 专利权人: Voith Turbo GmbH & Co. KG
  • 当前专利权人: Voith Turbo GmbH & Co. KG
  • 当前专利权人地址: DE Heidenheim
  • 代理机构: Baker & Daniels LLP
  • 优先权: DE102005001055 20050107
  • 国际申请: PCT/EP2005/013429 WO 20051214
  • 国际公布: WO2006/072377 WO 20060713
  • 主分类号: F16K31/06
  • IPC分类号: F16K31/06
Redundant electrohydraulic valve system
摘要:
An electrohydraulic valve assembly having an inflow channel, a working channel and an outflow channel, including first and second valves each having a magnetic regulating device for applying a regulated activation force to the respective valve. The valves are arranged in parallel so that either can provide the hydraulic connection between the inflow, working and outflow channels. In the case of error detection, the active valve is deactivated and the until then passive valve is activated and vice-versa. The deactivating of a valve device moves the valve piston to a hydraulic neutral position by means of a second stage.
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