GENERAL-PURPOSE SYNTHETIC RESIN MASK USING VELCRO INSERTING-TYPE FILTER EXCHANGE MODE, AND INJECTION MOLDING DEVICE AND MANUFACTURING METHOD THEREFOR Russian patent published in 2018 - IPC A62B18/02 A62B9/04 B29C45/03 

FIELD: individual protection means.

SUBSTANCE: present invention relates to a general-purpose synthetic resin mask using a Velcro inserting-type filter exchange mode, and an injection molding device and a manufacturing method therefor. General-purpose synthetic resin mask using a Velcro inserting-type filter exchange mode, according to one embodiment of the present invention, comprises mask guide supporting a filter insertion part placed therein and formed from a synthetic resin together with the filter insertion part by injection molding using an upper mold and a lower mold, and a filter-attaching Velcro placed on the front side of filter-attaching Velcro end formation parts of the upper mold during an injection molding step for the mask guide and the filter insertion part, and formed at the mask guide after being inserted so as to filter-attaching Velcro is fixed through a Velcro end insertion hole of the upper mold.

EFFECT: according to the present invention, the manufacturing time can be remarkably reduced by one-stop type injection molding using a mold, and a sanitary effect is improved by replacing filters.

12 cl, 10 dwg