Patent ID: 7078605
Filing Date: 2006-07-18
Classification: G10D

Abstract:
1. A set of at least three mouthpieces for a predetermined kind of brass-wind instrument in which individual members of said set thereof have, respectively, contiguously conjoined elements of a rim, a cup-chamber, a backbore-chamber, and an external end-taper, the improvement comprising said individual members each having distinctly non-equal lengths as compared to other said individual members of said set, said individual members each having said external end-taper of a size substantially equal thereto and wherein volumetric sizes of said cup-chamber v 2 and of said backbore-chamber v 3 are determined by: a. establishing a predetermined mouthpiece length L b. encoding into a computer-aided-design software program predetermined external dimensions of said rim for each said mouthpiece, c. encoding predetermined constants of a center-bore diameter d d. experimentally varying cup-chamber length L e. repeating steps a. through d. for each of said individual members of said set.