Global Patent Index - EP 0403469 B1

EP 0403469 B1 19910918 - DEVICE FOR DOSED TRANSFER OF TONER FROM A RESERVOIR TO THE DEVELOPMENT STATION OF A PRINTER OR PHOTOCOPY MACHINE

Title (en)

DEVICE FOR DOSED TRANSFER OF TONER FROM A RESERVOIR TO THE DEVELOPMENT STATION OF A PRINTER OR PHOTOCOPY MACHINE

Publication

EP 0403469 B1 19910918 (DE)

Application

EP 88902090 A 19880302

Priority

DE 8800110 W 19880302

Abstract (en)

[origin: WO8908284A1] A device for dosed transfer of toner from a reservoir (15) to the development station (11) of an electrophotographic printer comprises a dosing cylinder arranged at the outlet of the toner reservoir (15). A feed spiral (20) arranged in a feed tube (24) above the dosing cylinder (16) extends parallel to the latter into the toner reservoir. Depending on the desired dosage, feed spiral (20) and dosing cylinder (16) have a coupled drive.

IPC 1-7

G03G 15/08

IPC 8 full level

G03G 15/08 (2006.01)

CPC (source: EP US)

G03G 15/0877 (2013.01 - EP US); Y10S 222/01 (2013.01 - EP US)

Designated contracting state (EPC)

DE FR GB IT NL SE

DOCDB simple family (publication)

WO 8908284 A1 19890908; DE 3865022 D1 19911024; EP 0403469 A1 19901227; EP 0403469 B1 19910918; JP H03503088 A 19910711; US 5139176 A 19920818

DOCDB simple family (application)

DE 8800110 W 19880302; DE 3865022 T 19880302; EP 88902090 A 19880302; JP 50196688 A 19880302; US 56637790 A 19900830