Patent ID: 8991460
Filing Date: 2015-03-31
Classification: B29C,B29K,B31B,B65H

Abstract:
1. Assembly for producing fast food packaging for sandwiches or loose products, using a pleated element made from a paper strip having a width and coated on one side with polypropylene and/or polyethylene, comprised of deep coated pleats parallel to one another and fixed at their ends, this production assembly being comprised of a paper feed module feeding a pleating module, said pleating module being provided with a pleat forming mechanism and a pleat coating mechanism pleating the paper strip coming from a reel of the paper feed module to obtain a free pleated paper strip, the pleating module being followed by a unit for fixing the end of the pleats producing a pleated paper strip, which then penetrates into a finishing unit wherein: the pleating module comprises a preforming wheel and a preforming counter-wheel forming the pleat-forming mechanism, a bar wheel, a pleat grouping wheel and a pleat coating wheel forming the pleat coating mechanism, the unit for fixing the end of the pleats and the finishing unit are in the form of separate modules, the finishing module being specific to each type of packaging manufactured, thereby producing a completed packaging container, the production assembly includes a collecting and processing module collecting the completed packaging of the finishing module, and the completed packaging containers exiting from the finishing module are brought into a grouping and processing module by an output conveyor belt, comprised of a star rotating about a horizontal motorized shaft, which brings the completed packaging containers into a stacking chute.