EP 0161795 A1 19851121 - Developing apparatus.
Title (en)
Developing apparatus.
Title (de)
Entwicklungsapparat.
Title (fr)
Appareil de développement.
Publication
Application
Priority
- JP 7252784 U 19840516
- JP 7252884 U 19840516
- JP 7252984 U 19840516
Abstract (en)
A developing apparatus with a stirring roller for effecting frictional charging of toner particles and uniform mixing of a toner and a carrier, said stirring roller rotating in the same direction as the rotation direction of the developer delivery sleeve and being provided with a plurality of stirring vanes, an earing plate for controlling the earing length of a magnetic brush formed on the developer delivery sleeve, and a developer flow guiding machanism arranged above the stirring roller, wherein the top end of each stirring vane is bent in the rotation direction of the stirring roller and a notch is formed on each stirring vane, a spiral passage is formed on the stirring roller by the notches of the stirring vanes, and the developer flow guiding mechanism comprises a partition plate and a plurality of guide plates arranged at predetermined intervals at least on the upper face of the partition plate.
IPC 1-7
IPC 8 full level
B07B 9/00 (2006.01); G03G 15/08 (2006.01); G03G 15/09 (2006.01)
CPC (source: EP)
B07B 9/00 (2013.01); G03G 15/0822 (2013.01); G03G 15/09 (2013.01)
Citation (search report)
- US 4131081 A 19781226 - TERASHIMA ISAMU
- US 3882823 A 19750513 - TANAKA SUSUMU, et al
- GB 1474341 A 19770525 - SAVIN BUSINESS MACHINES CORP
- US 3911864 A 19751014 - HUDSON FREDERICK W
- [A] IBM TECHNICAL DISCLOSURE BULLETIN, vol. 25, no. 2, July 1982 KNEPPER "Xerographic Developer" pages 512-515
Designated contracting state (EPC)
DE FR GB NL
DOCDB simple family (publication)
EP 0161795 A1 19851121; EP 0161795 B1 19880113; DE 3561423 D1 19880218; DE 3561423 T 19880218
DOCDB simple family (application)
EP 85302499 A 19850409; DE 3561423 T 19850409