| abstract |
A rewinding machine for the formation of logs (L) of web material (N) wound on a core (A) comprises: a first winding roller (15) around which the web material (N) is run; a second winding roller (17) forming, together with the first winding roller (15), a nip (19); means of feeding the web material into the said nip (19); insertion means (89) to insert a core (A) on which the web material (N) is to be wound; and, before the said nip (19), with respect to the direction of advance of the web material (N), a deformable or oscillating rolling surface (33) forming, together with the means of feeding the web material (N), a channel (39) into which the core (A) is inserted; and a means (73) of interrupting the web material (N), interacting with the said means of feeding the web material (N) in an intermediate position along the said channel (39), between the point of insertion of the new core and the said nip (19). |