| 摘要 |
The acoustic generator according to the invention contains an air compression chamber (1) with an air blowing hole (2) for blowing air into the compression chamber, and a membrane (5) allowing the air to flow into a resonance chamber (3) which is ended with an outlet horn (4), and it is characterized in that the compression chamber (1) is situated between the internal wall of a body (6) and the external surface of the resonance chamber (3), wherein said body (6) is drawn over said resonance chamber (3) and mounted thereon; and wherein said resonance chamber (3) is conical in its section surrounded by the body (6). The generator is designed for generating single-tone alarm sounds or similar sounds, during entertainment events, for supporting sportive contest, or in similar circumstances. |
