(19)
(11) EP 0 344 716 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.03.1990 Bulletin 1990/10

(43) Date of publication A2:
06.12.1989 Bulletin 1989/49

(21) Application number: 89109741.2

(22) Date of filing: 30.05.1989
(51) International Patent Classification (IPC)4: B65H 29/40, B65H 31/32, B65H 33/16
(84) Designated Contracting States:
CH DE ES FR GB IT LI SE

(30) Priority: 02.06.1988 US 201583

(71) Applicant: Paper Converting Machine Company
Green Bay,WI 54307-9005 (US)

(72) Inventors:
  • Gould, Steven G.
    Denmark Wisconsin 54208 (US)
  • Hertel, James E.
    Green Bay Wisconsin 54311 (US)

(74) Representative: Baillie, Iain Cameron et al
c/o Ladas & Parry Altheimer Eck 2
80331 München
80331 München (DE)


(56) References cited: : 
   
       


    (54) Apparatus and method for stacking


    (57) Apparatus and method for stacking product such as flexible paper towels including a slotted wheel in combination with at least two endless chain conveyors equipped with finger assemblies which are orbitally offset so that while one finger assembly of one chain conveyor is accumulating a plurality of substacks, a first finger assembly of the other chain conveyor is being readied to take over the development of a successive stack, and programmable controller means associated with the chain conveyors for varying the finger assembly advance during different portions of the orbital movement of the finger assemblies.







    Search report