Bracing system for stringed instrument
OwnerMathew A. McPhersoninventor
Life of this patent
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Abstract
In accordance with the invention, a sound box for an instrument is provided exhibiting a 3-D bracing system. The bracing system comprises a plurality of braces on both the sound board and the bottom board of the sound box. The braces exhibit varying heights and configurations to, among other things, increase the strength without increasing the weight unnecessarily.
Claims48
A stringed instrument comprising, a sound box defining an inner space, the sound box comprising a bottom board, a sound board and a side wall, the bottom board, sound board and side wall each having an inner surface which faces the inner space, the side wall being between the bottom board and the sound board, wherein the bottom board and the sound board each have an periphery and the side wall has an upper periphery and a lower periphery, the periphery of the sound board being connected to the upper periphery and the periphery of the bottom board being connected to the lower periphery, the sound board comprising a plurality of elongated braces facing the inner space, wherein the braces having a length, a thickness and a height, the height being relative to the inner surface of the sound board, wherein the height of the braces varies along their lengths.
The stringed instrument of claim 2, the braces having a first end and a second end, wherein the first ends and the second ends of the braces are each positioned substantially adjacent to the periphery of the sound board and wherein the braces are continuous from their first ends to their second ends.
A stringed instrument comprising, a sound box defining an inner space, the sound box comprising a bottom board, a sound board and a side wall, the bottom board, sound board and side wall each having an inner surface which faces the inner space, the side wall being between the bottom board and the sound board, wherein the bottom board and the sound board each have an periphery and the side wall has an upper periphery and a lower periphery, the periphery of the sound board being connected to the upper periphery and the periphery of the bottom board being connected to the lower periphery, the sound board comprising a plurality of elongated braces facing the inner space, wherein the braces having a length, a thickness and a height, the height being relative to the inner surface of the sound board, the braces having a first end and a second end, wherein the first ends and the second ends of the braces are each positioned substantially adjacent to the periphery of the sound board and wherein the braces are continuous from their first ends to their second ends.
Dependencies are inferred from the claim text.