Abrégé

A three-dimensional cup mask (1) and a three-dimensional mouth mask comprising the same, the three-dimensional cup mask (1) comprising mutually superimposed non-woven fabric layers (11, 13, 15) and a filter layer; the three-dimensional cup mask (1) is provided with a concave support frame (12) therein; the filter layer is a filter cotton layer (14); the non-woven fabric layers (11, 13, 15) comprise a front non-woven fabric layer (11), a middle non-woven fabric layer (13) and a back non-woven fabric layer (15); the three-dimensional cup mask (1) comprises the sequentially superimposed front non-woven fabric layer (11), the support frame (12), the middle non-woven fabric layer (13), the filter cotton layer (14) and the back non-woven fabric layer (15). The mouth mask has a simple structure and a good filter effect, and is comfortable to wear without affecting normal conversation.

Classes IPC  ?

• A62B 7/10 - Appareils respiratoires avec des éléments filtrants
• A62B 9/06 - EmbouchuresPinces pour le nez
• A62B 23/00 - Filtres en vue de la protection des voies respiratoires
• A41D 13/11 - Masques de protection du visage, p. ex. pour utilisation chirurgicale ou pour utilisation en atmosphère polluée

Abrégé

A comfortable mouth mask, comprising a three-dimensional cup mask (1) and a retaining strap (2) connected with the three-dimensional cup mask (1); the retaining strap (2) comprises a head strap (21) and a neck strap (22); the head strap (21) and the neck strap (22) form an X-shaped cross structure at the human face; and the X-shaped cross structure is disposed at the left and right faces of a person. The three-dimensional cup mask (1) comprises mutually superimposed non-woven fabric layers (11, 13, 15) and a filter layer. The mouth mask improves wearing comfort while ensuring good sealing performance between the mouth mask edge and the face.

Classes IPC  ?

• A62B 9/06 - EmbouchuresPinces pour le nez
• A62B 23/00 - Filtres en vue de la protection des voies respiratoires
• A41D 13/11 - Masques de protection du visage, p. ex. pour utilisation chirurgicale ou pour utilisation en atmosphère polluée
• A62B 18/10 - Valves

Abrégé

A mouth mask with an exhalation valve, comprising a three-dimensional cup mask (1) and an exhalation valve (35) disposed on the three-dimensional cup mask (1); the exhalation valve (35) consists of a wedge-shaped slot (351) extending in the direction away from human face; at the end of the wedge-shaped slot (351) in the extending direction are two sheets (352) pressing against each other without external force; and the exhalation valve (35) is disposed at one end of the three-dimensional cup mask (1) near the human chin. The mouth mask is comfortable to wear, has a good filter effect and a simple structure, and facilitates manufacturing.

Classes IPC  ?

• A62B 18/10 - Valves
• A62B 9/06 - EmbouchuresPinces pour le nez
• A62B 23/00 - Filtres en vue de la protection des voies respiratoires
• A41D 13/11 - Masques de protection du visage, p. ex. pour utilisation chirurgicale ou pour utilisation en atmosphère polluée