| 摘要 |
<P>PROBLEM TO BE SOLVED: To simplify an adjusting means capable of adjusting the length of a string-like member required for hooking a mask on ears without making a person have the feeling of incompatibility at the time of wearing the mask. <P>SOLUTION: The mask is constituted by forming the string-like member 3 with ends and attaching string-like parts 31 and 32 near both ends of the string-like member 3 to a joining member 4 so as to be relatively moved in a longitudinal direction. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
