| 摘要 |
PURPOSE:To obtain a simple coffee bag which can prevent the deterioration of taste and aroma of coffee by filling and storing coffee powder at a distance from a filter in a coffee bag type simple coffee extractor. CONSTITUTION:The periphery of an opening portion 2 of a bag type filter 1 formed by a filter is integral with a lower opening 4 of a cylindrical case 3, and an upper part of the cylindrical case 3 is used as a pouring port 14. Filling portions 7 for coffee powder 6 recessed from the inside to the outside are provided on the right and left sides of the filling surface 5 side of the cylindrical case 3. A folding portion 9 is provided in the longitudinal direction in each center of the filling surface 5 of the cylindrical case 3 and a lid surface 8. The lower part of the folding portion is integral with the center of a supporting arm 10 extended right and left in the horizontal direction. Hooks 11 bent downward are provided on the respective forward ends of the arm. After the interiors of the filling portions 7 of the filling surface 5 are filled up with coffee powder 6, the cylindrical case 3 is folded flat to block up an openings 12 of the filing portions 7 of the filling surface 5 with the inner surface of the lid surface 8, thereby forming a coffee bag by temporary sealing. |
