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US 2006/0222202 A1Published application
Acoustic vibratory plate
AssigneeSony Corporation
InventorsMasaru Uryu, Yoshio Ohashi, Kunihiko Tokura
Life of this patent
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Abstract
There is provided an acoustic vibratory plate having at least first to third laminated bodies layered. In the acoustic vibratory plate, the first and third laminated bodies are formed of a polymer material, and the second laminated body is formed of a polymer material different from the polymer material forming the first and third laminated bodies in dynamic internal loss.
Claims7
An acoustic vibratory plate having at least first to third laminated bodies layered, wherein:
- said first and third laminated bodies are formed of a polymer material;
- and
- said second laminated body is formed of a polymer material different from the polymer material forming said first and third laminated bodies in dynamic internal loss.
An acoustic vibratory plate having three or more multiple-laminated bodies layered, wherein:
- each of the laminated bodies is formed of a first or second polymer material different from each other in dynamic internal loss;
- and
- the laminated body formed of said first polymer material and the laminated body formed of said second polymer material are arranged alternately.
Dependencies are inferred from the claim text.