Hub inlet surface for an electric motor assembly
US11371517B2 · kind B2 · utility
3Cited by
80References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2019 |
| Grant date | Jun 28, 2022 |
| Priority date | — |
| Expiry date | May 2, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2260/31
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An electric motor assembly includes an electric motor, a fan assembly coupled to the electric motor and configured to rotate therewith about an axis. The fan assembly includes a hub including a cylindrical portion having an inlet end and an outlet end, the hub further including an inlet surface coupled to the inlet end. The fan assembly also includes a plurality of blades coupled to an outer periphery of the cylindrical portion, wherein the inlet surface is tapered to direct an inlet airflow toward the plurality of blades.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.