Patent ID: 6276112
Filing Date: 2001-08-21
Classification: B65B

Abstract:
A carton sealer for joining bent-over flaps of a carton being conveyed with adhesive tape, comprising:an adhesive tape supply unit;a tape sticking mechanism that applies adhesive tape fed from the adhesive tape supply unit onto a sticking-on region which extends from a lead region on the front face of an advancing carton, through a joining region extending in the conveying direction, to a tail region on the rear face of the carton;a cutter for cutting the rear end of the adhesive tape that has been applied; anda suction head for forming a bent-back portion at the head of the following tape formed by being cut by the cutter;wherein:the adhesive tape is sucked in the suction head by the reduced pressure applied in the suction head on the non-sticky surface of the adhesive tape, whereby the adhesive tape is bent back to form a bent-back portion having non-sticky outer surfaces.