Device for packaging a product in an envelope

A device for winding an envelope (A) around a product (B), said product (B) being a group of articles shaped as cigarettes, said envelope (A) being shaped as a small plane sheet, the device comprising:

• winding means for winding (10) said envelope (A) around said product (B);
• supplying means (20) configured to supply said product (B) and said envelope (A), together, to said winding means (10), said supplying means (20) having seats (201) for supporting the product (B) or the envelope (A) and supporting means (202) for supporting and advancing said seats (201);
• and envelope supplying means (11) for supplying the envelope (A), said envelope supplying means (11) configured to:
• (i) arrange said envelope (A) on the corresponding supplying means (20),
• (ii) bend the envelope (A) around the product (B), or the respective supporting seat (201), and
• (iii) move said envelope (A) perpendicularly to an advancement plane defined by the supplying means (20)
• wherein said winding means (10) comprise advancing means (101,102) for advancing said product (B) and said envelope (A) and bending means for bending said envelope (A) around said product (B), said advancing means comprising means (101) for resting said product (B) and said envelope (A) and engaging and pushing means (102) for engaging and moving said product (B) and said envelope (A), said means for resting said product (B) and said envelope (A) comprising a resting plane (101a) for the product (B) that extends linearly, and said bending means configured to bend corresponding edges of the envelope (A) around the product (B) comprise means (108, 109) configured to bend a corresponding edge (A6″) of a second transverse wall (A3) of the envelope longitudinally projecting over a head face (B6) of the product, on the head face (B6) of the product, said means (108, 109) being made as an abutment surface cooperating on a top side with means (109) for lifting product and envelope.