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1. (WO2005107878) FUNCTIONAL MASK

Pub. No.:    WO/2005/107878    International Application No.:    PCT/KR2005/001222
Publication Date: Nov 17, 2005 International Filing Date: Apr 27, 2005
IPC: A62B 18/02
Applicants: WON, Duck Soo
Inventors: WON, Duck Soo
Disclosed herein is a functional mask having a mask body (1) and ear strings (2) mounted on four edges of the mask body (1). The mask includes: multiple reinforcing pieces (4) sewed on the center of the inner surface thereof and made of woven fabric or non-woven fabric; arc-shaped or '-'-shaped face contacting members (10)(10')(10') are detachably attached around the multiple reinforcing pieces (4) by a number of Velcro tapes (9)(9'); expandable flaps (6)(6')(7)(7') fixed at the right and left ends and the upper end of the mask body (1) for preventing the outside air when a user wears the mask; magnets (24)(24') respectively buried in the center of the expandable flaps (6)(6') for promoting the blood circulation, so that the user can easily safe-keep the mask by folding the mask and attaching the magnets to each other; a T-shaped elastic fixing part (11) on the center of the outer surface of the mask body; and a filter (12) detachably fixed to the center of the outer surface of the mask body, the filter being impregnated in Chitosan, Bio-ceramic or active carbon or molded only with Chitosan for absorbing, filtering, sterilizing and disinfecting the outside polluted air. The mask can provide an advertising effect by a mask cover (20) or an advertising plate (21).