| 发明名称 |
A PIPE BURST PROTECT DEVICE |
| 摘要 |
A pipe burst protect device which can close a valve by self-force and a cleaning pipe device can pass through it. Said device includes a main valve and a first control device which controls the main valve to open and close; a sensory element which can sense flow rate; and a control device to control the movement of the sensory element.
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| 申请公布号 |
WO0175356(A1) |
申请公布日期 |
2001.10.11 |
| 申请号 |
WO2001CN00138 |
申请日期 |
2001.02.22 |
| 申请人 |
ZENG, XIANGWEI |
发明人 |
ZENG, XIANGWEI |
| 分类号 |
F16K31/163;F16K31/54;F16L55/10;F16L57/02;F17D1/00;F17D5/00;F17D5/02;G01F15/00;G01F15/10;(IPC1-7):F17D1/00 |
主分类号 |
F16K31/163 |
| 代理机构 |
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代理人 |
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