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Apparatus for transporting stacks of paper sheets to processing machines

  • US 5,004,094 A
  • Filed: 04/08/1987
  • Issued: 04/02/1991
  • Est. Priority Date: 04/10/1986
  • Status: Expired due to Term
First Claim
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1. Apparatus for delivering discrete commodities to a processing machine, particularly for delivering spaced-apart stacks of paper sheets to a packing machine, comprising a first conveyor arranged to receive groups of commodities and to advance such groups in a predetermined direction along a predetermined path;

  • first prime mover means for driving said first conveyor;

    a gathering conveyor occupying a portion of said path and arranged to convert the commodities into a row on normally closely adjacent and/or actually abutting commodities and to advance the row in said direction, said gathering conveyor having a plurality of sections disposed one behind the other in said direction, means for individually moving said sections between first positions at a first level in which the commodities in said portion of said path are carried by said first conveyor and are out of contact with said sections and second positions at a different second level in which the commodities in said portion of said path are disengaged from said first conveyor by and rest on the respective sections, and second prime mover means for driving said sections in said direction; and

    singularizing conveyor means arranged to receive successive commodities of the row from said gathering conveyor and to advance the received commodities in substantially uniformly spaced-apart positions toward the processing machine.

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