| 摘要 |
PROBLEM TO BE SOLVED: To provide a simple coffee drip bag which is set inside a cup, in which hot water is directly poured for extraction and which is removed by picking a surface frame covered the outer surface of the bag. SOLUTION: The coffee bag is a bag-shaped filter which is formed of a filter at the bag portion thereof and a frame at the mouth and a part of the outer surface thereof. The coffee bag is integrally formed with the frame and also comprises a setting device for mounting itself onto a cup. |
