Double insulated electrically driven water pump
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United States of America Patent
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-
Apr 21, 1998
Grant Date -
N/A
app pub date -
Aug 17, 1995
filing date -
Jul 12, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In order to protect a user from receiving an electric shock, an electric motor driven high pressure water pump system having an electric motor, a pump associated with the electric motor via of a direct drive shaft, and a fan housing wherein the electric motor driven high pressure pump includes a first insulator surrounding the direct drive shaft and electrically isolating the drive shaft and pump housing, from the electric motor and at least one insulator ring, dividing the electric motor stator from the pump housing.
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