| 摘要 |
The invention relates to devices making it possible to carry out, on the same machine (1) constructed as one or two work stations, the folding (3) and welding (2) of thermoplastic sheets, as well as to the ancillary operations. This device comprises all the gripping (4) and (5), guiding (6) (7) and (32), aligning (8) and heating (3) and (9) systems necessary for these operations. The device is intended for the manufacture of welded components for the boilermaking, building and civil-engineering, and chemical-engineering industries. <IMAGE>
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