发明名称 |
Flushing, toilet tank-fed, primer valve for sewer line drain traps |
摘要 |
A primer valve for sewer line drain traps is adapted for use in conjunction with a flushing toilet or like installation including a tank containing water of fluctuating level. The primer valve comprises a pipe penetrating the lower portion of the tank and providing a port at its inner end. A conduit connects the outer end of the pipe to the trap. A float-operated valve is associated with the port and operative to discharge small amounts of water through the valve with changes in level of the water in the tank.
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申请公布号 |
US4574399(A) |
申请公布日期 |
1986.03.11 |
申请号 |
US19850701487 |
申请日期 |
1985.02.13 |
申请人 |
SULLIVAN, RICHARD N. |
发明人 |
SULLIVAN, RICHARD N. |
分类号 |
E03F9/00;(IPC1-7):E03C1/24;F16K13/00;F16K13/10 |
主分类号 |
E03F9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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