Packaging machine and method for manufacturing packaging from a film

摘要

Packing machine (1) comprises working stations (2) in which the pressure and/or the volume stream is controlled using a proportional controller (24, 25). An independent claim is also included for a method for the production of packages from a film in a packing station. Preferred Features: The proportional controller comprises a valve and an electronic control unit. The controller is connected to a machine control unit (28) for receiving and regulating a prescribed pressure theoretical value.