Patent ID: 8156717

Claim:
Method for wrapping a stack with a wrapping sheet, where the stack comprises one or more substantially superposed sheets, brochures and/or folders wherein: a) the stack is travelling in a first direction on a first conveyor defining a conveying path and; b) that a supply of wrapping sheets is placed in line with the first conveyor either above or below the conveyor, wherein; c) a wrapping sheet supply mechanism is arranged at the downstream end of the first conveyor, which mechanism comprises a rotating waver wheel, that pulls a top wrapping sheet from the supply of wrapping sheets, turns the wrapping sheet such that the plane of the sheet is perpendicular to the travelling direction of the stack; d) a second conveyor is provided downstream of the first conveyor, such that a gap between the first and second conveyors, may accommodate at least a part of the sheet supply mechanism and/or the wrapping sheet; e) the rotating waver wheel inserts the wrapping sheet in the gap; f) as the stack engages the wrapping sheet arranged in the gap, the rotating waver wheel provides means for folding the sheet along a front side of the stack and at least parts of upper and lower side faces of the stack.