Reinforced folding door having two flexible plastic sheets - has decorative covering of plastics foil welded to one or both sides

摘要

The folding door is made up from two flexible sheets of plastic foil, welded together along the vertical edges to form pockets for insertion of fibreboard strip reinforcement. On the outside of one or both of the plastic foil sheets is a fitting decorative foil also made of plastic and welded to the foil which it covers, pref along the vertical fold edges. The decorative foil is pref thinner, and it may have a relief surface pattern, and be elastically resilient. Welding can be accomplished at the same time the welding for the main foils.