Manufacturing method of diaphragm for use in electroacoustic transducers
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United States of America Patent
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Feb 6, 2001
Grant Date -
N/A
app pub date -
Apr 22, 1999
filing date -
Oct 7, 1998
priority date (Note) -
Expired
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Abstract
A manufacturing method of diaphragms for use in electroacoustic transducers simultaneously joins an edge and a diaphragm body upon molding the diaphragm body through an injection molding with a set of mating molds for forming the diaphragm body, with the edge of a cell-structure disposed on one of the mating molds, the edge being preliminarily molded and cut into a predetermined shape, and with the other mold mated with the one mold.
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