Title:
PROTECTIVE MASK STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/062900
Kind Code:
A1
Abstract:
A protective mask structure, which belongs to the technical field of protective articles. The protective mask structure solves the technical problems of an existing protective mask being insufficiently aesthetically pleasing, breathing therewith being insufficiently smooth, etc. The protective mask structure comprises a face mask (1) made of a silica gel material, wherein the face mask (1) is provided with a stepped surface (1a) facing downwards, a mounting through-hole (1b) is provided in the stepped surface (1a), a breather valve (2) is detachably clamped at the mounting through-hole (1b) and the breather valve (2) is arranged facing downwards. The breather valve (2) comprises a valve housing pipe (21) clamped at the mounting through-hole (1b), wherein the valve housing pipe (21) is arranged facing downwards, the lower end of the valve housing pipe (21) is closed, the peripheral surface of the valve housing pipe (21) is of a hollow structure, and a sponge body (22) in the form of a column is embedded inside the valve housing pipe (21). A piece of melt-blown cloth (23) is disposed between the outer peripheral surface of the sponge body (22) and an inner wall of the valve housing pipe (21), and the melt-blown cloth (23) is arranged outside the sponge body (22) in a sleeved manner. The face mask (1) is further provided with connecting straps (5) at two sides thereof. In the protective mask structure, the breather valve (2) is arranged downwards and corresponds to the nostrils, such that breathing is smoother and more comfortable.
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| WO/2022/040254 | FILTER SYSTEM AND METHOD |
| WO/2022/109272 | AIR PURIFIER SYSTEMS AND METHODS |
Inventors:
WANG LIANGREN (CN)
Application Number:
PCT/CN2021/117188
Publication Date:
March 31, 2022
Filing Date:
September 08, 2021
Export Citation:
Assignee:
TAIZHOU LION KING SIGNAL CO LTD (CN)
International Classes:
A62B7/10; A41D13/11
Foreign References:
| CN212994597U | 2021-04-20 | |||
| CN213247068U | 2021-05-25 | |||
| CN111346311A | 2020-06-30 | |||
| CN108741302A | 2018-11-06 | |||
| CN107890616A | 2018-04-10 | |||
| TWM515888U | 2016-01-21 | |||
| JP2009247735A | 2009-10-29 |
Attorney, Agent or Firm:
LANTIAN INTELLECTUAL PROPERTY AGENCY (CN)
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