Patent ID: 7097533

Claim:
A noise maker comprising: an injection molded single piece body including a central tube and a pressure tube, said central tube having an interior wall and an outer surface and further having a central tube first end, a central tube second end, said pressure tube having a pressure tube first end and pressure tube second end and being disposed within said central tube to define a sound chamber, said pressure tube second end tapers radially outward to define a tapered bottom, said tapered bottom being connected to and integral with said interior wall of said central tube defining a pressure chamber between said pressure tube and said central tube said central tube further having a sound hole such that air or other gas may be forced into said pressure chamber, said central tube first end and said central tube second end; a membrane extending over said central tube first end and said pressure tube first end; and a retaining ring having an inner diameter adapted to fit over said central tube first end of said central tube whereby said membrane is in contact with said central tube first end and said pressure tube first end.