| 摘要 |
PURPOSE: To easily position a notch corresponding to a film width or adjust the notched length in a short time. CONSTITUTION: A holder 48 in which a retaining member 27 is arranged, is positioned so that the height is adjustable at one fitting plate 31 of a parallelly sliding mechanism. A retaining member 28 is arranged at the other fitting plate 31 through a plurality of rollers 71. A seal side seal bar 25 is arranged at the retaining member 27 and a receive side seal bar 26 is arranged at the retaining member 28. The seal part of the seal bar 25 has a sharp blade edge and a folding part 97a at the end of the blade edge. The seal face of the seal bar 26 is made to form a plane. A V-shaped notch is formed at the upper end corresponding to the fusing seal line of the front end side of film of the cake packaged on the body by fusing and sealing of both seal bars 25, 26. On changing the film width, the height of the seal bar 25 is adjusted to form a V-shaped notch at the place corresponding to the film. |
