Noise reduction motor design and method

Details Noise reduction motor design and method Noise reduction motor design and method

1999-03-05

2000-05-30

Ramirez, Nestor

Electrical generator or motor structure

Dynamoelectric

Rotary

310261, H02K 524

Patent

active

06069422&

ABSTRACT:
An electric motor design and method useful to reduce noise/vibration generated by a rotor/shaft assembly is provided whereby the motor has a stator which has an axial length and a rotor which has an axial length less than the axial length of the stator such that when the rotor rotates within the motor, the rotor is axially fixed by a stator field.

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patent: 5604971 (1997-02-01), Steiner
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