| 摘要 |
The supply device for a machine working cardboard sheets comprises at least one conveying unit for the conveyance one by one of said sheets, driving means (2) of said conveying units, at least one hold-down st op of a pile of said sheets above said conveying units and at least one raising unit (3) connected to each conveying unit, these raising units being alternativel y movable between two restricted positions, one above the upper level of said conveying units, the other as they are aligned compared to this upper level. Each raising unit (3) is connected to a programmable control unit (T, C) in order to permit the single command of each one of said raising units (3).
|
