Patent ID: 9550595
Date: 2017-01-24
CPC Classifications: B65B

Claim:
1. Method for operating a chamber packaging machine or a conveyor belt packaging machine comprising a control unit, a sealing bar, a cover, a counter-pressure bar, a diaphragm and a sensor, said method comprising the steps of: forming a vacuum chamber by closing said cover; evacuating said vacuum chamber; evacuating said diaphragm and checking with said sensor whether said sealing bar is in its predetermined evacuation position; applying compressed air to said diaphragm after evacuation in order to generate sealing pressure between said sealing bar and said counter-pressure bar to seal a product in a bag in an airtight manner; and transmitting information from the control unit to the operator via a display when one of the position of said sealing bar during evacuation of said diaphragm is not in its predetermined evacuation position, or said sealing pressure during said sealing operation is below a predetermined sealing pressure.