发明名称 |
LEAK PREVENTING DEVICE FOR ELECTRIC WELL PUMP |
摘要 |
<p>PROBLEM TO BE SOLVED: To provide a high-safety leak preventing device for an electric well pump to prevent the occurrence of short-circuit and leakage between a charge part and a mounting base plate due to small mollusc. SOLUTION: In this device, a control part to effect automatic operation and a burning preventing apparatus 6 are mounted on a pump body part through a conductive mounting base plate 2 and an opening part 5 is formed in the lower position of the lead wire connection part 7 of the burning preventing apparatus 6 at a mounting base plate 2. In this case, an obliquely downward extending inclination piece 8 is arranged at one side of the opening part 5, and an entering of small mollusc is led to below by the inclination piece 8 and removed.</p> |
申请公布号 |
JPH1113637(A) |
申请公布日期 |
1999.01.19 |
申请号 |
JP19970166970 |
申请日期 |
1997.06.24 |
申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
IKEGAMI SHINJI;KISO HIROBUMI |
分类号 |
F04B49/10;F04B53/00;(IPC1-7):F04B53/00 |
主分类号 |
F04B49/10 |
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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