Method and device for heating foils and arrangement for measuring foil temperatures

摘要

The invention concerns an improved method of heating or tempering foils and an associated device including an arrangement for measuring the temperature, based on the following features: a separate arrangement is provided for heating the foil edges; the foil edge heating arrangement comprises an infrared radiator device (21) and a hot air heating device (29); and the infrared radiator device (21) and the hot air heating device (29) can be controlled or set at different heating output values.