| 摘要 |
<p>The invention concerns an sound generator comprising a housing (BOI) including a hollow body (PARBOI) closed at its first end (BOIMAX) by a closing part (ANN) comprising an opening (OUV), said hollow body being provided with an orifice (ORIBOli), at least one horn (TRO) with tapering or constant external cross-section from its first end (TROMAX) to its second end (TROMIN), and a sealing partition (OBT) closing the second end (BOIMIN) of the housing (BOI). Further, the closing part (ANN) of the housing (BOI) is a flat base, the horn (TRO) comprising between its two ends (TROMIN, TROMAX) a connecting section, designed to co-operate with the opening (OUV), said horn being fitted in the housing (BOI) up to the connecting section, and its second end (TROMIN) being sealed by the sealing partition (OBT).</p> |
