Patent ID: 6964143
Filing Date: 2005-11-15
Classification: B65B,G03C

Abstract:
1. A packaging apparatus for a roll product which covers an outer peripheral surface of a roll made of a belt-shaped material wound around a core in a roll shape with a sheet having larger width than a width of the roll to gather-fold a cylindrical portion of the sheet protruding outwardly from an end surface of the roll by a gather-folding apparatus along the roll end surface, wherein the gather-folding apparatus comprises: after the plurality of inter support members are positioned from the retracted position to the supporting position, the plurality of plate-shaped folding members are positioned from the retracted position to the fold position, whereby a plurality of angle pleated portions to which tension has been given by inter support members and the plate-shaped folding members are formed at the cylindrical portion of the sheet, thereafter, the plurality of inter support members are positioned at the retracted position, and the roll or the plurality of plate-shaped folding members are rotated by the rotation device to fold the angle pleated portions on the roll end surface to thereby form a gather-folded portion.