DUAL-ROTOR MOTOR
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United States of America Patent
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Issued Date -
Jan 12, 2012
app pub date -
Mar 5, 2010
filing date -
Mar 5, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to an electric motor with an outer rotor and an inner rotor, wherein the stator carrying the excitation coils is formed as a hollow cylinder and is arranged between the cup-shaped outer rotor and the inner rotor and is rigidly connected on the front to the housing or to a part of the electric motor rigidly connected to the housing, wherein the stator comprises a plurality of stator teeth which rest against supports extending in the axial direction, wherein the supports are formed by an injection moulding composition of plastics material, in particular a thermosetting plastics material which fills the space between the respectively adjacent excitation coils and the stator teeth, the supports extending into and/or through the metallic housing or a metallic part rigidly connected to the housing and rest against it.
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