发明名称 |
Thermal level detection in motor pump unit |
摘要 |
The ditch drainage motor-pump has a housing (11) for an electronic control circuit and heaters for the motor. The housing has a sensor (8) to determine a change of curve in the temperature rise as a function of time. Operating and stopping controls for the motor (3) are actuated when a change of angle is detected. |
申请公布号 |
EP1239161(A1) |
申请公布日期 |
2002.09.11 |
申请号 |
EP20020290538 |
申请日期 |
2002.03.05 |
申请人 |
KSB S.A.S |
发明人 |
BERTHON, JACQUES;SYMOENS, LOUIS |
分类号 |
F04D15/02 |
主分类号 |
F04D15/02 |
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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