Cooling for an electric motor or generator
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United States of America Patent
Stats
-
Jun 23, 2009
Grant Date -
Feb 15, 2007
app pub date -
Nov 4, 2004
filing date -
Nov 5, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Improved cooling arrangement for an electric motor or generator including a housing, what is called a 'slotless' tubular stator lamination (4), a rotor (2) with permanent magnets and electric windings (25-26) which are provided between the stator lamination (4) and the rotor (2), wherein the cooling arrangement comprises a cooler (6) which is provided between the stator lamination (4) and the rotor (2) and in that the windings (25-26) are provided on this cooler (6).
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