Facepiece and Breathing Apparatus
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United States of America Patent
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Issued Date -
Jul 15, 2021
app pub date -
May 28, 2019
filing date -
May 30, 2018
priority date (Note) -
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Abstract
There is provided a facepiece that does not hinder the movement of a wearer. A facepiece that covers a face of a wearer, the facepiece including: a front surface plate that is a transparent plate-like member having a size that can cover the face of the wearer; and a rotation mechanism passing through the front surface plate on either a right or left side of the wearer and being rotatable with respect to the front surface plate.
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