Machine used for heat-sealing joints of flexible roofing materials laid from a roll

摘要

A unit (1) joins flexible materials, especially bituminised roofing materials laid from rolls. The unit has a platform (4) which is supported and steered by rolling (3) or sliding elements and has a drive (7) connected directly or indirectly to rollers or wheels, a burner (6) or hot air device and a gas vessel (5). A steering unit (12) is included, connected to a second (30) steering unit by a linkage or drive.