METHOD AND APPARATUS FOR MAKING FLAT BOTTOM BAGS

摘要

A vertical stand-up pouch, flat bottom bag, or flexible package, and method for manufacturing same, constructed with a quick change module modification to existing vertical form and fill packaging machines. The invention involves producing a vertical stand-up pouch or flat bottom bag from a single sheet of packaging film by creating one or two vertical creases along the packaging tube prior to forming a traverse seal on the tube. Such creases are formed used fixed or stationary modifications (104, 105, 106) to prior art vertical form, fill and seal machines comprising, in part, a quick change module (94) that easily installs on the base of a forming tube.