Production manner and perspective chuck equipped flexible container null of perspective chuck equipped flexible

摘要

PURPOSE: To provide a precise and valuable flexible container with purse chuck with which a positioning work can be omitted and a heat-sealing work at the positioned part can be done in a plane and in which the opposite sides of the purse chuck and the upper cloth of container body are parallel with each other. ;CONSTITUTION: The lower edge 1b of a cylinder 1 equipped with a purse chuck 2 at the upper edge is fitted to the upper cloth 3a of a container body 3 and the respective opposite sides 7... of respective sides of the purse chuck 2 and the upper cloth 3a of the container body are formed to be parallel with each other. The cylinder 1 has a larger diameter at the lower face than the upper face and the lower face is formed larger than the lateral width of purse chuck 2 to shape a conical trapezoid.;COPYRIGHT: (C)1993,JPO&Japio