Global Patent Index - EP 0917671 A1

EP 0917671 A1 19990526 - DEVICE FOR ELECTROSTATICALLY TRANSFERRING TONER IMAGE

Title (en)

DEVICE FOR ELECTROSTATICALLY TRANSFERRING TONER IMAGE

Title (de)

VORRICHTUNG ZUM ELEKTROSTATISCHEN ÜBERTRAGEN VON TONERBILDERN

Title (fr)

DISPOSITIF POUR TRANSFERT ELECTROSTATIQUE D'UNE IMAGE REVELEE

Publication

EP 0917671 A1 19990526 (EN)

Application

EP 97942851 A 19970807

Priority

  • EP 97942851 A 19970807
  • EP 9704330 W 19970807
  • EP 96202251 A 19960809

Abstract (en)

[origin: WO9807072A1] A device for transferring a plurality of toner images having a charge thereon from a photoconductive member (26) to a receptor sheet (52), which comprises a corona device (53) for applying a charge to the sheet of a polarity opposite to that of the charge on the toner image for transferring the toner image from the member to the sheet, another corona device (56), located after the first one, for applying a charge on the toner image on the sheet of a polarity equal to that of the charge on the toner image for increasing the charge thereof, and a grounding electrode (57) opposite to said second corona generator (56) for electrically grounding the opposite side of the sheet.

IPC 1-7

G03G 15/01

IPC 8 full level

G03G 15/01 (2006.01); G03G 15/14 (2006.01); G03G 15/16 (2006.01)

CPC (source: EP)

G03G 15/0131 (2013.01)

Citation (search report)

See references of WO 9807072A1

Designated contracting state (EPC)

BE DE FR GB NL

DOCDB simple family (publication)

WO 9807072 A1 19980219; EP 0917671 A1 19990526; JP 2000516349 A 20001205

DOCDB simple family (application)

EP 9704330 W 19970807; EP 97942851 A 19970807; JP 50938198 A 19970807