JPS5966253U

JPS5966253U - developing device

Info

Publication number: JPS5966253U
Application number: JP16033982U
Authority: JP
Inventors: 結束　博史; 橋本　次房
Original assignee: Toshiba Corp
Current assignee: Toshiba Corp
Priority date: 1982-10-25
Filing date: 1982-10-25
Publication date: 1984-05-02

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図及び第２図は従来の装置を示し第１図はその断面
図、第２図はその攪拌装置の一部省略斜視図、第３図及
び第４図はこの考案の一実施例を示し第３図はその攪拌
装置の一部省略斜視図、第４図はその断面図、第５図は
この考案の第１の変形例を示す第２の攪拌羽根の一部省
略斜視図、第６図はこの考案の第２の変形例を示す第２
の攪拌羽根の一部省略斜視図、第７図はこの考案の第３
の変形例を示す第１の攪拌羽根の一部省略斜視図である
。１７・・・・・・現像剤、１８・・・・・・筐体、２０
・・・・・・磁気ブラシ、２１・・・・・・マグネット
ローラ、２４・・・・・・攪拌装置、２６・・・・・・
第１の攪拌羽根、２７・・・・・・第２の攪拌羽根、３
１・・・・・・スクレーパ、３３・・・・・・ドクター
ブレード。1 and 2 show a conventional device; FIG. 1 is a sectional view thereof, FIG. 2 is a partially omitted perspective view of the stirring device, and FIGS. 3 and 4 show an embodiment of this invention. 3 is a partially omitted perspective view of the stirring device, FIG. 4 is a sectional view thereof, and FIG. 5 is a partially omitted perspective view of a second stirring blade showing a first modification of the invention. Figure 6 shows the second modification of this invention.
Fig. 7 is a partially omitted perspective view of the stirring blade of this invention.
It is a partially omitted perspective view of the 1st stirring blade which shows the modification. 17... Developer, 18... Housing, 20
...magnetic brush, 21...magnetic roller, 24...stirring device, 26...
First stirring blade, 27...Second stirring blade, 3
1...Scraper, 33...Doctor blade.

Claims

[Claims for Utility Model Registration] 1. A housing for storing a developer, a magnet roller provided within the housing for supporting a magnetic brush made of the developer, and a spiral first roller provided within the housing. A developing device comprising: a stirring device having a second stirring blade provided on the outer periphery of the stirring blade parallel to a rotation axis. 2. The first stirring blade has a multi-spiral shape consisting of a plurality of spiral blades whose winding direction is alternately reversed,
2. The developing device according to claim 1, wherein the second stirring blade is comprised of a plurality of flat plates arranged radially around the first stirring blade. 3. The developing device according to claim 1 or 2 of the utility model registration, characterized in that the central shape of the stirring device is spiral-shaped. 4. The conveying direction of the magnetic brush is directed downward in the developing device, and the stirring device is provided on the opposite side of the developing position of the magnetic brush and is rotated in the same direction as the conveying direction of the magnetic brush. ★Developing device according to any one of claims 1 to 3 of the patent registration claims.