| 摘要 |
<P>PROBLEM TO BE SOLVED: To simply stabilize the shape of an opening in a drip bag for obtaining extract such as coffee in a paper drip system. <P>SOLUTION: This drip bag 1A includes: a bag body 2 having an opening part at the upper end part; and a locking member 3 provided on two opposite outer surfaces of the bag body 2. The bag body 2 is formed of a water permeable filtering sheet material. The locking member 3 is formed of a thin plate-like material, and provided with a sticking part 8 at least partly stuck and a locking part 5 formed to be pulled out. The locking part 5 is connected to the sticking part 8 by a folding line L1, and provided with a locking recessed part 4 hooked on the upper edge part 31 of a cup. In the sticking part 8, (i) an upper end part 9a, (ii) a lower end part 9b and (iii) a locking recessed part 4 are punched, and a sticking area is formed at the tip part 9c of the remaining projecting part, and a non-sticking area is formed at the central part and both side parts. <P>COPYRIGHT: (C)2008,JPO&INPIT |
