Patent ID: 6881121

Claim:
A noise-maker comprising: an injection molded single piece body including a generally cylindrical central tube and a generally cylindrical pressure tube, said generally cylindrical central tube having a central tube first end and a central tube second end and defining a sound chamber, said generally cylindrical central tube includes a sound extension tube integrally formed with said central tube second end, said sound extension tube having a discharge end, said generally cylindrical pressure tube having a pressure tube first end and pressure tube second end and being disposed about said generally cylindrical central tube to define a pressure chamber, said pressure tube further having a generally cylindrical portion having sound a cylindrical portion end which tapers radially inward to define a tapered bottom, said tapered bottom being connected to and integral with said central tube second end, said generally cylindrical pressure tube defines a sound hole such that air or other gas may be forced into said pressure chamber; a membrane extending over said central tube first end and said generally cylindrical pressure tube first end; and a retaining ring having an inner diameter adapted to fit over said outer surface of said generally cylindrical pressure tube such that said membrane is secured to and stretched across said central tube first end and said pressure tube first end.