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(11) | EP 0 894 443 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Mask |
(57) The present invention provides a facial mask with a easy handling in piling up during
the transportation or storage, having the rear side of the mask main body portion
not in direct contact with the user's mouth in use. A plastic thin plate is a narrow flat plate with a rectangular cross-section. It is arranged inside a mask main body portion linearly along the folded portions with the longer sides of the cross-section contacted to the fabric of the mask main body portion. Further, the both ends are fixed to the mask main body portion, with the substantially center part fixed to the rear side of the mask main body portion. With the middle part of the folded portions expanded, the mask main body portion has a substantially convex shape and the plastic thin plate has an arch shape so as to prevent the deformation of the substantially convex shape portion of the mask main body. |