| 摘要 |
Apparatus for continuous realization of a duct (C) for conveying air in environmental air conditioning systems, comprising at least a first station (2) for feeding an outer coating (6) and inner coating (5), a second station (3) for the configuration of the outer (6) and inner coating (5) and foaming (20), a third station (4) for forming a semi-duct (23) of the duct (C). The feature of the invention consists of the third station (4) comprising a plurality of lengthwise means (11) moving jointly, being apt to form a semi-duct (23).
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