| 摘要 |
PROBLEM TO BE SOLVED: To improve a detaching and attaching operation of a glass frame and make it easy to wash and exchange a water retention member by fitting a fixing frame for the water retention member attachably and detachably after storing the water retention member in the body, which has an opening part. SOLUTION: A body 10 which has an opening part 11 is formed into a flat and bowl-shaped body with a synthetic resin and fitted attachably and detachably to a hole part, which is formed on both sides of glasses frame, to use. The suitable number of rib 12 is formed from the inside bottom part of a body 10 to the opening part 11 direction, and by the rib sidewall 12a, the water retention member 20 is supported from periphery. And by the rib outside edge 12b, the fixing frame 30 for a water retention member, which is fitted by the opening part 11, is supported. Entering a cut line on a part of sidewall of the opening part 11 side and forming multiple divided piece, it makes easy to fit to the glass frame and insert the fixing frame 30 for the water retention member with the elastic action. It is enough for the water retention member 20 to use what it keeps water and transpires naturally. |
