Title:
FACE MASK
Document Type and Number:
WIPO Patent Application WO/2022/170463
Kind Code:
A1
Abstract:
A face mask, comprising a face mask main body (1). The face mask main body (1) is provided with: a left vertical edge (1a) and a right vertical edge (1b); a first crease (101), a second crease (102), a third crease (103) and a fourth crease (104), which extend transversely from the left vertical edge (1a) to the right vertical edge (1b), and are sequentially distributed from top to bottom after the face mask main body (1) is unfolded; a first mask section (11) between the first and second creases (101, 102); a second mask section (12) between the third and fourth creases (103, 104); a third mask section (13) between the second and third creases (102, 103); a fourth mask section (14) extending upward from the first crease (101); and a fifth mask section (15) extending downward from the fourth crease (104). At the left vertical edge (1a) and the right vertical edge (1b), the first mask section (11) is fixedly connected between the third and fourth mask sections (13, 14) in an attached manner, and the second mask section (12) is fixedly connected between the third and fifth mask sections (13, 15) in an attached manner. The first and second mask sections (11, 12) are respectively located on two opposite sides of the third mask section (13), and the width of the third mask section (13) is larger than the sum of the width of the first mask section (11) and the width of the second mask section (12). The face mask of the present application has good tightness when worn, and can improve the protection effect and reduce the possibility of infection.
Inventors:
MA JIANMIN (CN)
ZHANG XIAOYAN (CN)
ZHANG XIAOYAN (CN)
Application Number:
PCT/CN2021/076199
Publication Date:
August 18, 2022
Filing Date:
February 09, 2021
Export Citation:
Assignee:
JIANGSU SONACARE MEDICAL SCIENCE & TECH CO LTD (CN)
International Classes:
A41D13/11; A62B9/06
Foreign References:
| EP0894443A2 | 1999-02-03 | |||
| CN208821775U | 2019-05-07 | |||
| CN103533990A | 2014-01-22 | |||
| CN209202201U | 2019-08-06 | |||
| CN111543697A | 2020-08-18 |
Attorney, Agent or Firm:
SUZHOU WEIJIN PATENT AGENCY (CN)
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