To provide an engagement tool capable of efficiently manufacturing a packaging bag without having the twisting of a flange part of the engagement tool or releasing of the engagement tool or the like even in a bag manufacturing machine and a bag manufacturing filling sealing (FFS) machine where a fastener is arranged in a crossing direction in respect to a moving direction of a laminated film.
There is provided an engagement tool characterized in that at least a tape part has four flanges composed of a multi-ply structure of more than two plies of a base part and a seal part, a male claw tape width and a female claw tape width have substantially the same tape width and one flange located at the stored content in a packaging member is shorter in its length than that of the other flange located at the seal opening side of the packaging member.
Hajime Asamura
Takamatsu Takefu
Katsunori Ando