Carbon-fiber laminate musical instrument sound board 

Patent No. 7,276,868

Issued: October 2, 2007
Filed: March 29, 2005

Inventor: Allred, III; Jimmie B. (Auburn, NY)


A soundboard for a hollow-body stringed instrument made of layers of carbon-fiber and resin material surrounding a core of one or more layers of constant-thickness plywood, veneer (thinly sliced wood) or paper. Additional shaped layers are provided to produce a desired pattern of stiffness in the soundboard. The soundboard may be tuned by attaching additional masses to a surface of the soundboard. A method of making and tuning the soundboard of the invention is provided.

Reference to Related Applications

This application claims an invention which was disclosed in Provisional Application No. 60/557,185, filed Mar. 29, 2004, entitled "Carbon-Fiber Laminates, Methods of Making Carbon-Fiber Laminates, and Products Made of Carbon-Fiber Laminates". The benefit under 35 USC .sctn. 119(e) of the United States provisional application is hereby claimed, and the aforementioned application is hereby incorporated herein by reference.


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