Music – Instruments – Wind
Reexamination Certificate
2005-02-08
2005-02-08
Hsieh, Shih-yung (Department: 2837)
Music
Instruments
Wind
C084S382000, C084S384000, C084S38500A
Reexamination Certificate
active
06852917
ABSTRACT:
An associated method of construction and fabrication of organ windpipes and wind musical instruments utilizing composite materials. The fiber reinforced composite construction is a combination of fibers and resinous material. The fibrous material, maybe Carbon fibers, and/or Kevlar fibers, and/or Fiberglass fibers, and/or Wood Veneer(s) and/or core material, or any combination thereof, which is oriented and layered to create a laminate. The fibrous material can be pre-impregnated with a resinous material or impregnated with a resinous material. The acoustical resonance properties of the fiber reinforced composite wall material or laminate resonates with the generated pressure wave of the wind musical instrument, thereby providing improved tonal and acoustic performance.The lightweight fiber reinforced composite wind instrument, produces richer and more brilliant tones, as well as multiple harmonics. In the preferred embodiment, there are minimal dimensional changes unfavorably affecting the musical sound qualities, such as shrinkage or elongation from adverse environmental conditions.
REFERENCES:
patent: 3561905 (1971-02-01), Linton, Sr.
patent: 4998456 (1991-03-01), Kahonen
patent: 5357837 (1994-10-01), Disera
patent: 6242678 (2001-06-01), Williams
Hsieh Shih-yung
Weingarten Schurgin, Gagnebin & Lebovici LLP
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