Oxygen-rich mask

The oxygen-rich mask comprises a mask body and mask belts, the mask body comprises a supporting face and a peripheral face connected with the side wall of the supporting face, the mask belts are connected with the left side and the right side of the peripheral face, the included angle alpha is forme...

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Bibliographic Details
Main Author LIANG YONGZHENG
Format Patent
LanguageChinese
English
Published 28.06.2022
Subjects
ACCESSORIES
DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
OUTERWEAR
PROTECTIVE GARMENTS
WEARING APPAREL
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Summary:The oxygen-rich mask comprises a mask body and mask belts, the mask body comprises a supporting face and a peripheral face connected with the side wall of the supporting face, the mask belts are connected with the left side and the right side of the peripheral face, the included angle alpha is formed between the peripheral face and the supporting face, and alpha is larger than or equal to 90 degrees and larger than or equal to 170 degrees; the front top end of the oxygen-rich mask provided by the utility model is changed into a square or round cup-shaped structure from a traditional plane and triangular structure, an independent space is formed in front of a human face, is similar to a square or round cup, is buckled in front of a mouth and a nose, is combined with the human face to form a box body structure, and has a plurality of surfaces; the mask is cylindrical or similar to a multi-face function, only one face is reserved to be combined with the human face, the internal space of the mask is large, indepe
Bibliography:Application Number: CN202220578577U