MODIFIED DIAPHRAGM SHAPES FOR IMPROVED AIR HORN PERFORMANCE

摘要

The invention discloses diaphragms for use in air horns or similar noise-producing devices. The diaphragms may have concave or convex non-linear shapes, wherein protrusions are included in the body of the rigid or semi-rigid diaphragm. The diaphragms made be made of any relevant materials and keep their non-flat shapes during and without application of compressed gas.

主权项

1. A diaphragm for use in an air horn, wherein said diaphragm has a concave or convex profile or part of it substantially in the shape of a parabola or a plurality of superimposed or adjacent parabolas.