(19)
(11) EP 0 434 232 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
11.12.1991 Bulletin 1991/50

(43) Date of publication A2:
26.06.1991 Bulletin 1991/26

(21) Application number: 90312768.6

(22) Date of filing: 23.11.1990
(51) International Patent Classification (IPC)5: B65H 3/04
(84) Designated Contracting States:
DE FR GB IT

(30) Priority: 18.12.1989 US 454661

(71) Applicant: Hewlett-Packard Company
Palo Alto California 94303-0890 (US)

(72) Inventors:
  • Jackson, Larry A.
    Vancouver, WA 98684 (US)
  • Rasmussen, Steve O.
    Vancouver, WA 98664 (US)

(74) Representative: Colgan, Stephen James et al
CARPMAELS & RANSFORD 43 Bloomsbury Square
London WC1A 2RA
London WC1A 2RA (GB)


(56) References cited: : 
   
       


    (54) Paper feed arrangement


    (57) An improved paper feed arrangement wherein a low vertical profile is attained through utilizing trained power driven belts (20, 22, 24) for picking paper (14) from a hopper (12), and wherein picking reliability is enhanced both by the broad-expanse area contact offered by such belts (20,22, 24), and by a unique coefficient to friction differential area downstream from a hopper (12) wherein inadvertently plural picked paper sheets (14) are easily separated.






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