Invention Grant
US08176918B2 Three dimensional face mask 有权
三维面罩

  • Patent Title: Three dimensional face mask
  • Patent Title (中): 三维面罩
  • Application No.: US12778370
    Application Date: 2010-05-12
  • Publication No.: US08176918B2
    Publication Date: 2012-05-15
  • Inventor: Mei-Sheng Teng
  • Applicant: Mei-Sheng Teng
  • Main IPC: A61M11/00
  • IPC: A61M11/00
Three dimensional face mask
Abstract:
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.
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