PL433879A1 - Protective face mask - Google Patents
Protective face maskInfo
- Publication number
- PL433879A1 PL433879A1 PL433879A PL43387920A PL433879A1 PL 433879 A1 PL433879 A1 PL 433879A1 PL 433879 A PL433879 A PL 433879A PL 43387920 A PL43387920 A PL 43387920A PL 433879 A1 PL433879 A1 PL 433879A1
- Authority
- PL
- Poland
- Prior art keywords
- area weight
- face mask
- mask
- protective face
- nonwoven fabric
- Prior art date
Links
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
Przedmiotem wynalazku jest maska ochronna twarzy obejmująca część twarzową do zakrywania przynajmniej nosa, ust i brody, o korpusie zasadniczo płaskim i o kształcie prostokątnym, złożonym z wielu warstw filtrującej włókniny polimerowej, oraz środki mocujące pozwalające zamocować maskę na głowie użytkownika, przy czym część twarzowa (1) złożona jest z kolejno ułożonych warstw z włókniny polimerowej: warstwa zewnętrzna (1a) wykonana z włókniny o masie powierzchniowej wynoszącej 28 g/m2; warstwa środkowa (1b) wykonana jest z elektretowej włókniny otrzymywanej techniką pneumotermicznego formowania runa o masie powierzchniowej 42 g/m2; warstwa wewnętrzna (1c) wykonana z włókniny o masie powierzchniowej wynoszącej 28 g/m2.The present invention relates to a protective face mask comprising a face piece to cover at least the nose, mouth and chin, with a substantially flat and rectangular body shape composed of multiple layers of filtering polymer nonwoven fabric, and fastening means for attaching the mask to the wearer's head, the face piece (1). ) it consists of sequentially arranged layers of polymer non-woven material: outer layer (1a) made of non-woven material with an area weight of 28 g / m2; the middle layer (1b) is made of an electret nonwoven fabric obtained by a pneumothermal fleece shaping technique with an area weight of 42 g / m2; inner layer (1c) made of a non-woven fabric with an area weight of 28 g / m2.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL433879A PL433879A1 (en) | 2020-05-11 | 2020-05-11 | Protective face mask |
EP20177379.3A EP3909449A1 (en) | 2020-05-11 | 2020-05-29 | Protective filtering half mask |
EP20200799.3A EP3909450A1 (en) | 2020-05-11 | 2020-10-08 | Protective filtering half mask |
EP20217168.2A EP3909451A1 (en) | 2020-05-11 | 2020-12-23 | Protective filtering half mask |
EP21210800.5A EP4018863A1 (en) | 2020-05-11 | 2021-11-26 | Protective filtering half mask |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL433879A PL433879A1 (en) | 2020-05-11 | 2020-05-11 | Protective face mask |
Publications (1)
Publication Number | Publication Date |
---|---|
PL433879A1 true PL433879A1 (en) | 2021-11-15 |
Family
ID=78595516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL433879A PL433879A1 (en) | 2020-05-11 | 2020-05-11 | Protective face mask |
Country Status (1)
Country | Link |
---|---|
PL (1) | PL433879A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4018863A1 (en) * | 2020-05-11 | 2022-06-29 | Bisaf Spolka Z Ograniczona Odpowiedzialnoscia | Protective filtering half mask |
-
2020
- 2020-05-11 PL PL433879A patent/PL433879A1/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4018863A1 (en) * | 2020-05-11 | 2022-06-29 | Bisaf Spolka Z Ograniczona Odpowiedzialnoscia | Protective filtering half mask |
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