Patent ID: 6021711
Filing Date: 2000-02-08
Classification: B65B

Abstract:
Device for strapping at least two packets with a band, which device includes a frame, a lying conveyor belt supported by the frame for moving the packets in a forward direction, a pair of band clamping and guiding jaws movable toward and away from each other transversely of the forward direction, a band supply reel, and welding means co-acting with the jaws for welding together band portions supplied by the jaws, each jaw having a clamping surface that runs transversely of the forward direction and that co-acts with a counter-surface of an intermediate body carried by one of the jaws, wherein the improvement comprises the counter-surface and at least a portion of the clamping surface extending obliquely relative to the forward direction, at least one of said portion of the clamping surface and the counter-surface being provided with tooth-like protrusions set obliquely relative to a direction in which the associated jaw tensions the band.