FULL FACE PIECE OF A BREATHING APPARATUS
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United States of America Patent
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Issued Date -
Feb 14, 2019
app pub date -
Feb 10, 2016
filing date -
Feb 10, 2016
priority date (Note) -
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Abstract
[Object of the Invention] An object of the present invention is to provide a full face piece of a breathing apparatus provided with an eyepiece for covering a front part and both side parts of a face and a main body integrally united with a circumference of the eyepiece so as to cover a circumferential part of the face, wherein the eyepiece is made of transparent hard plastic material and the main body is made of flexible elastic material, and wherein man-hours required to manufacture a metal mold for manufacturing the eyepiece are fewer than in the case of the conventional full face piece.
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