Sheet feeding or delivering – Feeding – Separators
Patent
1992-07-28
1993-10-19
Valenza, Joseph E.
Sheet feeding or delivering
Feeding
Separators
271 9, 271 10, 271112, B65H 344
Patent
active
052538575
ABSTRACT:
A device for feeding single sheets to a packaging, labelling or packeting machine, comprising a support structure provided with a table for positioning a stack of sheets to be fed, at least one pair of rotary drums arranged rigid with a drive shaft, and a plurality of operating elements associated with the pair of drums and comprising gripper elements positioned on the drums for gripping the sheets and sucker elements for withdrawing a single sheet from the bottom of said stack and transporting it towards the gripper elements. The drive shaft being divided into two parts which can be connected together in an intermediate region in a relative position rotated through any angle, a first linkage system comprising levers and cams being operationally associated with the operating elements of a first drum and a second similar linkage system being associated with the operating elements of a second drum, these being arranged on each of the two drive shaft parts.
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Ballestrazzi Aris
Tassi Lamberto
Reiss Steven M.
Sitma S.p.A.
Valenza Joseph E.
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