Portable speaker configurations
US10306386B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2017 |
| Grant date | May 28, 2019 |
| Priority date | — |
| Expiry date | Jun 27, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/07
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A portable public address (PA) speaker comprises an enclosure constructed and arranged for positioning at a first position having a vertical orientation to output audio shaped for a first acoustic coverage area, a second position having an angular orientation to output audio shaped for a second acoustic coverage area, and a third position having a horizontal orientation to output audio shaped for a third acoustic coverage area. The weight of the speaker rests on a bottom surface of a base when in the first position having the vertical orientation or the second position having the angular orientation. The weight of the speaker rests on a side surface when in the third position having the horizontal orientation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.