| 摘要 |
Method for arranging a foil in a tray, comprising:
- providing a tray (1) having a bottom, an upright wall, a tray opening and a circumferential outwardly extending flange composed out of at least two abutting portions;
- providing a foil (7) having at least dimensions corresponding with the outer dimensions of the flange;
- heating a central zone (15) of the foil;
- urging the heated central zone of the foil against the bottom, the upright wall and at least partially over the flange, wherein the edge of the heated central zone runs over the interfaces of abutting portions. Intermediate product with a foil lying loose over a flange of the tray. Device comprising a mould (5) for receiving a tray (1), means for arranging a foil (7) over the mould, heating means comprising a plate which is arranged over the mould for heating the foil and means for urgin the foil in the mould. |
