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US 2009/0256295 A1Published application
Brushless motor
OwnerYuji KODAMAinventor
Life of this patent
Estimating the term…
Abstract
A brushless motor includes a rotor; a motor shaft supporting the rotor; a bearing section radially supporting the motor shaft; a thrust receiving section receiving an end of the motor shaft in the thrust direction; and an elastic damper ring being fitted on the motor shaft, the elastic damper ring being located between a circular groove, which is formed in the vicinity of the end of the motor shaft received by the thrust receiving section, and an end face of the bearing section.
Claims5
A brushless motor,
- comprising:
- a rotor;
- a motor shaft supporting the rotor;
- a bearing section radially supporting the motor shaft;
- a thrust receiving section receiving an end of the motor shaft in the thrust direction;
- and
- an elastic damper ring being fitted on the motor shaft, the elastic damper ring being located between a circular groove, which is formed in the vicinity of the end of the motor shaft received by the thrust receiving section, and an end face of the bearing section.
4 more elements
Dependencies are inferred from the claim text.