Air powered signaling system
US7908991B2 · kind B2 · utility
12Cited by
10References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2008 |
| Grant date | Mar 22, 2011 |
| Priority date | — |
| Expiry date | May 8, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B21/12
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A portable air horn apparatus includes a housing, an air horn assembly for generating a warning sound, a switch for activating the air horn assembly and a power source. A microprocessor is provided in communication with the switch, the air horn assembly and the power source. The microprocessor includes at least one port for receiving an electronic component and is capable of automatically loading and executing software of the electronic component.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.