发明名称 |
ACOUSTIC GENERATOR HAVING AN AIR-BLOWING HOLE, AN AIR-COMPRESSION CHAMBER AND A MEMBRANE |
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.
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申请公布号 |
WO2004095418(A1) |
申请公布日期 |
2004.11.04 |
申请号 |
WO2003PL00113 |
申请日期 |
2003.10.28 |
申请人 |
GIBASZEWSKI, WALDEMAR;GRABKOWSKI, ANDRZEJ;NALEJ, ZBIGNIEW |
发明人 |
GIBASZEWSKI, WALDEMAR;GRABKOWSKI, ANDRZEJ;NALEJ, ZBIGNIEW |
分类号 |
G10K9/04;(IPC1-7):G10K9/04 |
主分类号 |
G10K9/04 |
代理机构 |
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主权项 |
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