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Three dimensional face mask
专利权人:
Mei-Sheng Teng
发明人:
Mei-Sheng Teng
申请号:
US12778370
公开号:
US08176918B2
申请日:
2010.05.12
申请国别(地区):
US
年份:
2012
代理人:
摘要:
A three dimensional face mask comprises: a three dimensional cup, a three dimensional soft rubber washer, an elastic tape, and an anti-skid band it is characterized in that: the three dimensional cup is made by hot pressing of multilayer of filtration material, the three dimensional soft rubber washer is provided with a soft nose cushion and is bonded to an outer periphery of the three dimensional cup by hot pressing, the anti-skid band is bonded to a lower edge of the three dimensional cup, the elastic tape has two ends symmetrically bonded to both sides of the three dimensional cup. The three dimensional non-woven face ensures a good air tightness against the face while leaving a large enough space between the three dimensional cup and the nose and mouth area to ensure conformable wearing, good filtration, making the wearer easy to breathe and talk.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/
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