Method for producing a diaphragm for acoustic appliances

Details Method for producing a diaphragm for acoustic appliances Method for producing a diaphragm for acoustic appliances

1988-04-21

1989-07-18

Eley, Timothy V.

Metal working

Method of mechanical manufacture

Electrical device making

295272, 181167, 423445, 423448, 423458, H04R 3100

Patent

active

048479810

ABSTRACT:
In production of a diaphragm for acoustic appliances, a thin metal layer is formed on a substrate by means of vapor phase development so that the density of the product should be high enough for generating high sound pressure even in the high frequency range.

REFERENCES:
patent: 4395814 (1983-08-01), Tsukagushi et al.

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