Method and Device for Forming at Least One Bottom on a Hose Piece

A device for forming at least one bottom on a hose piece, which comprises plastic material, with

• a bottom opening device for pulling at least one end of the hose piece under formation of a bottom rectangle and triangular pockets along at least one first folding edge,
• a bottom closing device for closing the bottom with which side tabs of the bottom rectangle can be folded back along second folding edges which are at a distance from the first folding edge, wherein the two side tabs contact one another subsequently, and
• a cover sheet application device for applying a bottom cover sheet onto the bottom and for connecting the bottom cover sheet to the tabs and to at least one triangular pocket by the action of heat or by a glue, wherein
• a device for producing a connection is provided with which the surfaces of the side tabs, which surface come in contact, and the triangular pockets can be connected to each other at least in the area of the second folding edges, forming a connection with each other.