Voice transmitter
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United States of America Patent
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Mar 14, 2017
Grant Date -
Jan 7, 2016
app pub date -
Feb 12, 2014
filing date -
Feb 15, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
Provided is a voice transmitter in a simple structure that can be manufactured at a low cost, and can make speech uttered by a wearer clearly hearable at the outside. In a voice transmitter unit that transmits the speech uttered by the wearer to the outside, a voice transmitter body of the voice transmitter unit includes: a diaphragm member able to transmit the speech from one side to the other side; and a holding member to hold at least a part of the diaphragm member, wherein the diaphragm member is formed of a heat-shrinkable material, and the diaphragm member is heated to be shrunk while the diaphragm member is held by the holding member, thereby holding the diaphragm member by the holding member while substantially an entire surface of the diaphragm member is tensed.
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