Sound generator, a shielding and a spout
US10560767B2 · kind B2 · utility
0Cited by
77References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 4, 2018 |
| Grant date | Feb 11, 2020 |
| Priority date | — |
| Expiry date | Sep 4, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2225/49
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A sound generator including a housing having a first wall portion with a housing opening, a shielding element covering at least a portion of the first wall portion and having a shield opening, where the shielding element covers a portion of the first wall portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.