| 摘要 |
PROBLEM TO BE SOLVED: To provide a packaging material conveying device readily adjusted in interval between right and left side suction conveyors and capable of responding even to a packaging material having a narrow width. SOLUTION: A sheet feeder as the packaging material conveying device includes a center suction conveyor 14c, and the side suction conveyors 14s disposed on both sides of the center suction conveyor 14c. Each of the side suction conveyors 14s is allowed to be moved along a driving shaft 20 shared with the center suction conveyor 14c, and a suction chamber 30 of the center suction conveyor 14c is supplied with suction pressure through a suction pipe 62 penetrating one side suction conveyor 14s. COPYRIGHT: (C)2005,JPO&NCIPI
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