Acoustic alternator delimitation
US8400034B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2009 |
| Grant date | Mar 19, 2013 |
| Priority date | — |
| Expiry date | Aug 24, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K9/24
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A protective wall system enclosing a danger zone around an alternator includes a front wall disposed at a front end of the wall system; a back wall disposed at a back end of the wall system; and a first side wall and a second side wall connecting the front wall and the back wall, wherein the front and the back wall extend parallel to a longitudinal axis of the alternator, and wherein the front wall, the back wall and the first and second side walls are gas-tight. The wall system further includes a gas-tight bottom; a first casing enclosing a rotor and a stator of the alternator, wherein a service area surrounds the first casing; and at least one air guiding device configured to guide at least one of gas and heat from a bottom part of the alternator to an upper part of the alternator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.