Support for the rotor shaft of a centrifugal pump with permanent-magnet electric motor
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United States of America Patent
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-
Feb 3, 1998
Grant Date -
N/A
app pub date -
Nov 23, 1994
filing date -
Nov 29, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A support for the rotor shaft of a centrifugal pump with permanent-magnet electric motor. The motor is of the type which comprises a laminate-pack stator with a coil-like winding and a rotor placed in a cylindrical chamber which is separate from the stator, the rotor being rotatable about the shaft which is fixed axially therein. The support is characterized in that it comprises a tubular shank which extends from the bottom of the chamber and in which one end of the shaft is force-fitted. The bottom has a through hole at the shank.
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