Patent ID: 6047529
Filing Date: 2000-04-11
Classification: B65B

Abstract:
A folding method for forming a sealed tubular wrapping about a packet (2), the method comprising the steps of feeding the packet (2), together with a sheet (3) of wrapping material, into a pocket (9) of a folding step conveyor (7) so as to fold the wrapping sheet (3) in a U about the packet (2) with two end portions (21, 22) of the wrapping sheet (3) extending outside the pocket (9); folding said sheet (3) into a tube about said packet (2) by superimposing the first end portion (22) on the second end portion (21); detaching the first end portion (22) from the second end portion (21); depositing an adhesive substance between the first (22) and second (21) end portions; and bringing the first end portion (22) back into contact with the second end portion (21).