Axial fan motor
US7622838B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2007 |
| Grant date | Nov 24, 2009 |
| Priority date | — |
| Expiry date | Jan 13, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K11/33
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An axial fan motor comprising: a fan having a rotating shaft and composed of a hub and a plurality of vanes provided around the hub, the fan rotating to generate an air flow; a stator substrate set comprising a stator core, which drives the fan, an insulator, and a substrate; and a venturi having a sleeve, into an inner peripheral side of which a bearing is inserted to support the rotating shaft and to an outer peripheral side of which the stator core is fixed, the venturi being formed on one side thereof with an air suction opening and on the other side thereof with an air discharge mouth, wherein a space is provided between the stator core and the sleeve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.