发明授权
US3991571A Fluid system of a work vehicle having fluid combining means and signal
combining means
失效
具有流体组合装置和信号组合装置的工作车辆的流体系统
- 专利标题： Fluid system of a work vehicle having fluid combining means and signal combining means
- 专利标题（中）： 具有流体组合装置和信号组合装置的工作车辆的流体系统
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申请号： US667228申请日： 1976-03-15
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公开(公告)号： US3991571A公开(公告)日： 1976-11-16
- 发明人: Howard L. Johnson
- 申请人： Howard L. Johnson
- 申请人地址： IL Peoria
- 专利权人： Caterpillar Tractor Co.
- 当前专利权人： Caterpillar Tractor Co.
- 当前专利权人地址： IL Peoria
- 主分类号： E02F9/22
- IPC分类号： E02F9/22 ; F15B11/17 ; F15B13/09 ; F16H39/46
摘要：
A fluid system of work elements of a work vehicle has first and second fluid circuits each having a pump connected to a work element through a control valve assembly that is operated by a pilot pump. A fluid control means is provided for controllably passing fluid between the first and second fluid circuits in response to control signals passing between said circuits.
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