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    • 2. 发明申请
    • WRAPPING METHOD AND UNIT FOR FOLDING A SHEET OF WRAPPING MATERIAL ABOUT A GROUP OF CIGARETTES
    • 卷烟包装材料的包装方法和装置关于一系列香烟的包装材料
    • WO2010136869A1
    • 2010-12-02
    • PCT/IB2010/001222
    • 2010-05-24
    • G.D SOCIETA' PER AZIONICAVAZZA, LucaBERTUZZI, IvanoeSQUARZONI, MicheleBIONDI, Andrea
    • CAVAZZA, LucaBERTUZZI, IvanoeSQUARZONI, MicheleBIONDI, Andrea
    • B65B11/32B65B19/22B65B51/10
    • B65B19/223B65B11/32B65B51/10B65D85/1072
    • A method and unit (11) for folding a sheet (5) of wrapping material about a group (2) of cigarettes, the method including the steps of : feeding the group (2) of cigarettes and the sheet (5) of wrapping material into a pocket (14) of a wrapping conveyor (12), so the sheet (5) of wrapping material folds into a U inside the pocket (14) and has an outer portion (8) projecting from the pocket (14), and an inner portion (9) resting on a lateral wall (βa) of the group (2) of cigarettes; folding the inner portion (9) 90° with respect to the lateral wall (6a) of the group (2) of cigarettes, so the inner portion (9) is perpendicular to the lateral wall (6a); folding the outer portion (8) into an L inside the pocket (14), onto the lateral wall (6a) of the group (2) of cigarettes and onto the inner portion (9) perpendicular to the lateral wall (6a), so as to superimpose the outer portion (8) and the inner portion (9) and impart a tubular shape to the sheet (5) of wrapping material; and heat sealing the outer portion (8) and inner portion (9) to each other.
    • 一种用于折叠围绕一组香烟的包装材料的片材(5)的方法和单元(11),所述方法包括以下步骤:将香烟组(2)和包装材料片(5) 进入包装输送机(12)的袋(14)中,因此包装材料片(5)折叠成袋(14)内的U,并且具有从袋(14)突出的外部部分(8),以及 位于所述香烟组(2)的侧壁(ßa)上的内部部分(9); 相对于香烟组(2)的侧壁(6a)将内部部分(9)折叠90°,使得内部部分(9)垂直于侧壁(6a); 将外部部分(8)折叠成袋(14)内的L,到卷烟组(2)的侧壁(6a)上并垂直于侧壁(6a)的内部部分(9)上,因此 以使外部部分(8)和内部部分(9)重叠并将其作为包裹材料的片材(5)施加管状; 并且将外部部分(8)和内部部分(9)彼此热封。