Patent ID: 6749796
Filing Date: 2004-06-15
Classification: B29B,B29C,B29L

Abstract:
A process for producing container with two separate chambers, comprising the steps of:extruding a tube and at least one partition of plasticized synthetic material, such that the partition extends continuously in an interior of the tube, into an opened blow mold from a first end thereof, the tube and the partition having front and back ends; closing the blow mold such that said blow mold welds the front end of the tube to the front end of the partition at a second end of the blow mold opposite the first end thereof; supplying blowing air producing a pressure gradient into the tube from the back end thereof for a container neck and adjacent the first end of the blow mold to expand the tube against a molding wall of the closed blow mold to form the container and on each side of the partition to expand and form the separate chambers; and after completion of blowing air, filling the separate chambers of the container located in the closed blow mold.