JPS646662U - - Google Patents

Info

Publication number
JPS646662U
JPS646662U JP9945487U JP9945487U JPS646662U JP S646662 U JPS646662 U JP S646662U JP 9945487 U JP9945487 U JP 9945487U JP 9945487 U JP9945487 U JP 9945487U JP S646662 U JPS646662 U JP S646662U
Authority
JP
Japan
Prior art keywords
chamber
developing
surplus developer
developing roll
developer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP9945487U
Other languages
Japanese (ja)
Other versions
JPH0518765Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987099454U priority Critical patent/JPH0518765Y2/ja
Publication of JPS646662U publication Critical patent/JPS646662U/ja
Application granted granted Critical
Publication of JPH0518765Y2 publication Critical patent/JPH0518765Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の実施例を示すもので、第１図は
縦断面図、第２図は展開説明図、第３図、第４図
は余剰現像剤受け板のそれぞれ異なる実施例を示
す一部破断平面図である。 １は現像ロール、２は感光体、３は攪拌室、３
ａは余剰現像受け室、３ｂは現像室、３ｃはトナ
ー供給室、４はトナー室、６は余剰現像剤受け板
、６ａはシユート。 The drawings show an embodiment of the present invention, in which Fig. 1 is a longitudinal sectional view, Fig. 2 is a developed explanatory view, and Figs. 3 and 4 are parts showing different embodiments of the surplus developer receiving plate. FIG. 1 is a developing roll, 2 is a photoreceptor, 3 is a stirring chamber, 3
3b is a developing chamber, 3c is a toner supply chamber, 4 is a toner chamber, 6 is a surplus developer receiving plate, and 6a is a chute.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] トナーとキヤリアからなる二成分現像剤を用い
、現像ロール１による磁気ブラシ現像法にて感光
体２上の潜像を現像する電子写真複写機の現像装
置において、現像ロール１の後側の攪拌室３に、
現像ロール１よりの余剰現像剤を受ける余剰現像
剤受け板６にて仕切られた余剰現像剤受け室３ａ
と、現像ロール１に対向する現像室３ｂと、トナ
ー室４に連通したトナー供給室３ｃとを設け、こ
の各室３ａ，３ｂ，３ｃに、トナー供給室３ｃと
現像室３ｂの現像剤を合流させてから余剰現像剤
受け室３ａを経て現像室の上流側へ送るよう配列
した搬送オーガを設け、また上記余剰現像剤受け
板６に現像ロール１よりトリマーされた余剰現像
剤を受けるシユート６ａを設けたことを特徴とす
る電子写真複写機の現像装置。 In a developing device of an electrophotographic copying machine that uses a two-component developer consisting of toner and carrier to develop a latent image on a photoreceptor 2 using a magnetic brush development method using a developing roll 1, a stirring chamber on the rear side of the developing roll 1 is used. 3,
Surplus developer receiving chamber 3a partitioned by surplus developer receiving plate 6 for receiving surplus developer from developing roll 1
A developing chamber 3b facing the developing roll 1 and a toner supply chamber 3c communicating with the toner chamber 4 are provided, and the developer in the toner supply chamber 3c and the developing chamber 3b is combined into each chamber 3a, 3b, 3c. A conveyor auger is arranged to send the surplus developer to the upstream side of the developing chamber through the surplus developer receiving chamber 3a, and a chute 6a is provided on the surplus developer receiving plate 6 to receive the surplus developer trimmed from the developing roll 1. A developing device for an electrophotographic copying machine, characterized in that:
JP1987099454U 1987-06-30 1987-06-30 Expired - Lifetime JPH0518765Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987099454U JPH0518765Y2 (en) 1987-06-30 1987-06-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987099454U JPH0518765Y2 (en) 1987-06-30 1987-06-30

Publications (2)

Publication Number Publication Date
JPS646662U true JPS646662U (en) 1989-01-13
JPH0518765Y2 JPH0518765Y2 (en) 1993-05-18

Family

ID=31326627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987099454U Expired - Lifetime JPH0518765Y2 (en) 1987-06-30 1987-06-30

Country Status (1)

Country Link
JP (1) JPH0518765Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0343922U (en) * 1989-09-11 1991-04-24
JP2006276490A (en) * 2005-03-29 2006-10-12 Fuji Xerox Co Ltd Developing device, and process cartridge and image forming apparatus using the developing device
JP2006308689A (en) * 2005-04-26 2006-11-09 Sharp Corp Developing device and image forming apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57115575A (en) * 1981-01-09 1982-07-19 Ricoh Co Ltd Developer
JPS5871764U (en) * 1981-11-07 1983-05-16 株式会社リコー Electrophotocopy machine
JPS60218679A (en) * 1984-04-13 1985-11-01 Konishiroku Photo Ind Co Ltd Developing device provided with developer circulating function
JPS6227776A (en) * 1985-07-30 1987-02-05 Canon Inc Developing device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57115575A (en) * 1981-01-09 1982-07-19 Ricoh Co Ltd Developer
JPS5871764U (en) * 1981-11-07 1983-05-16 株式会社リコー Electrophotocopy machine
JPS60218679A (en) * 1984-04-13 1985-11-01 Konishiroku Photo Ind Co Ltd Developing device provided with developer circulating function
JPS6227776A (en) * 1985-07-30 1987-02-05 Canon Inc Developing device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0343922U (en) * 1989-09-11 1991-04-24
JP2510445Y2 (en) * 1989-09-11 1996-09-11 三菱農機株式会社 Device for displaying the amount of planted seedlings used in transplanters
JP2006276490A (en) * 2005-03-29 2006-10-12 Fuji Xerox Co Ltd Developing device, and process cartridge and image forming apparatus using the developing device
JP2006308689A (en) * 2005-04-26 2006-11-09 Sharp Corp Developing device and image forming apparatus

Also Published As

Publication number Publication date
JPH0518765Y2 (en) 1993-05-18

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