Method for controlling several pumps
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United States of America Patent
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Mar 27, 2007
Grant Date -
Apr 15, 2004
app pub date -
Aug 22, 2003
filing date -
Aug 23, 2002
priority date (Note) -
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Abstract
The invention relates to a method for controlling several pumps in a pump sump, with which each pump comprises a switch which switches on the pump and each pump after its running is first blocked and depending on the running of the further pumps in the pump sump is released again. The invention further relates to a pump for carrying out this method.
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