Diaphragm for producing sound

Details Diaphragm for producing sound Diaphragm for producing sound

1987-09-14

1989-05-09

McCamish, Marion C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428113, 428251, 428252, 428257, 428258, 428259, B32B 512

Patent

active

048289078

ABSTRACT:
A diaphragm for producing sound includes at least one layer of a union fabric woven from a plurality of yarn filaments of plural kinds. The plural kinds of the yarn filaments have elongations different from each other. The plural kinds of te yarn filaments are arranged in a predetermined regular order in both warp and weft directions.

REFERENCES:
patent: 4282011 (1981-08-01), Terpay
patent: 4770918 (1988-09-01), Hayashi

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