Patent ID: 9061783
Filing Date: 2015-06-23
Classification: B65B

Abstract:
1. A method of manufacturing reclosable packages or bags, including the steps of: providing a sheet of web in a machine direction, the sheet including edges oriented in the machine direction; providing a zipper to at least a substantial portion of a width of the sheet of web; sensing a position of the zipper on the web; controlling a speed of travel of the sheet of web in response to a position of the zipper sensed by the step of sensing; forming reclosable packages or bags from the sheet of web; wherein the step of forming reclosable packages or bags includes the steps of bringing the edges together and sealing the edges together in a fin seal; wherein the step of forming reclosable packages or bags is performed downstream of the step of sensing a position of the zipper on the web; and wherein the step of controlling the speed of travel of the sheet of web is performed to align ends of the zipper at the fin seal.