| 摘要 |
PROBLEM TO BE SOLVED: To provide a bag making method capable of efficiently performing pasting processing by making it possible to paste up mouth reinforcing paper (20) or the like after a bag body part (10) is formed. SOLUTION: In a first process, the bag body part (10) having the front (11), the back (12) and the base (13) is produced according to a conventional method and, in a second process, the opening part (16) of the bag body part (10) is opened to eject a predetermined amount of a paste material (M) from a paste material jet nozzle (50) to let the same fly and the paste material (M) is fed into the bag body part (10) from the opening part (16) to be bonded to the bag body part (10). COPYRIGHT: (C)2004,JPO&NCIPI |
