Electric motor with acoustic insulation
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jan 8, 2004
app pub date -
Jun 26, 2003
filing date -
Oct 20, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An electric motor with acoustic insulation of the type of electric motor with external rotor enclosing the stator. The acoustic insulation consists in an acoustic insulation peripheral shield (12) enclosing the outer lateral surface (16) of the rotor made of a material or having a structure providing acoustic attenuation by degenerating sound energy in response to micro-displacements of friction transforming it into heat. The invention is of interest for manufacturers of electric motor.
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