A feed unit (1) supplying sheets (F1, F2) of wrapping material for cigarette packets comprises a first feed assembly (2) supplying first sheets (F1) of a first type of wrapping material (M1); a second feed assembly (3) supplying second sheets (F2) of a second type of wrapping material (M2); and a device (4) for taking up the first sheets (F1) and the second sheets (F2) respectively from the first ...

The present invention relates to a seal gasket (G) for doors and windows provided with elastically deformable monolithic structure obtained from extrusion of thermoplastic materials, provided on the front of a strip (2) adapted to adhere to the door or window with a tubular section (1) with basically horseshoe cross-section, wherein the rounded front end (3), which is basically semicircular, is jo...

Device for actuation on the ground of aerodynamic turbines for actuating service circuits of aircrafts, particularly circuits for cooling electronic devices, comprising a supporting frame (2), a pneumatic pump (3) provided with an outlet port (4) and with an inlet port (5), and at least one connection conduit (6, 7) that can be associated, with one end thereof, with the outlet port (4) and, with t...

A heat exchange device (10) is described comprising a plurality of tubes (12) arranged parallel to one another in order to form one or more tube bundles inserted axially in a cylindrical shell (14). A first fluid, generally a coolant made up of a two-phase liquid/vapour mixture, supplied through one or more first inlet holes (16) located at a first end of the cylindrical shell (14) and oriented ax...