Motor
US11892033B2 · kind B2 · utility
1Cited by
0References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 21, 2022 |
| Grant date | Feb 6, 2024 |
| Priority date | — |
| Expiry date | Apr 3, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K1/2791
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A motor according to the present application includes a rotating shaft, a bearing, a bearing holder configured to accommodate the bearing, a holder disposed at one end portion side of the bearing holder in a rotating shaft direction, and a lid disposed at another end portion side of the bearing holder in the rotating shaft direction. A labyrinth structure is formed of one end portion of the bearing holder and an inner peripheral portion of the holder, and/or a labyrinth structure is formed of the rotating shaft and the lid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.