JPS6294356U - - Google Patents

Info

Publication number
JPS6294356U
JPS6294356U JP18561785U JP18561785U JPS6294356U JP S6294356 U JPS6294356 U JP S6294356U JP 18561785 U JP18561785 U JP 18561785U JP 18561785 U JP18561785 U JP 18561785U JP S6294356 U JPS6294356 U JP S6294356U
Authority
JP
Japan
Prior art keywords
auger screw
detection device
component developer
concentration detection
toner concentration
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.)
Pending
Application number
JP18561785U
Other languages
Japanese (ja)
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 JP18561785U priority Critical patent/JPS6294356U/ja
Publication of JPS6294356U publication Critical patent/JPS6294356U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Description

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

第１図は本考案によるトナー濃度検出装置の部
分平面図である。 １…透磁率センサ、２…オーガスクリユ、３…
スクレーパ、Ａ…２成分現像剤。 FIG. 1 is a partial plan view of a toner concentration detection device according to the present invention. 1...Magnetic permeability sensor, 2...Auger screw, 3...
Scraper, A...Two-component developer.

Claims (1)

【実用新案登録請求の範囲】 電子写真の現像にトナーとキヤリヤとよりなる
２成分現像剤を用い、この２成分の比率を透磁率
センサにより検出するようにしたトナー濃度検出
装置において、 透磁率センサと、２成分現像剤を撹拌するため
のオーガスクリユとの間に、オーガスクリユに取
付けられ電気的絶縁性の材料からなるスクレーパ
を介在させたことを特徴とする電子写真装置にお
けるトナー濃度検出装置。[Scope of Claim for Utility Model Registration] A toner concentration detection device that uses a two-component developer consisting of toner and carrier for electrophotographic development and detects the ratio of these two components with a magnetic permeability sensor. 1. A toner concentration detection device for an electrophotographic apparatus, characterized in that a scraper made of an electrically insulating material and attached to the auger screw is interposed between the auger screw and the auger screw for stirring the two-component developer.
JP18561785U 1985-12-03 1985-12-03 Pending JPS6294356U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18561785U JPS6294356U (en) 1985-12-03 1985-12-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18561785U JPS6294356U (en) 1985-12-03 1985-12-03

Publications (1)

Publication Number Publication Date
JPS6294356U true JPS6294356U (en) 1987-06-16

Family

ID=31134413

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18561785U Pending JPS6294356U (en) 1985-12-03 1985-12-03

Country Status (1)

Country Link
JP (1) JPS6294356U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017072752A (en) * 2015-10-08 2017-04-13 京セラドキュメントソリューションズ株式会社 Developing device and image forming apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61151579A (en) * 1984-12-25 1986-07-10 Hitachi Metals Ltd Developing device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61151579A (en) * 1984-12-25 1986-07-10 Hitachi Metals Ltd Developing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017072752A (en) * 2015-10-08 2017-04-13 京セラドキュメントソリューションズ株式会社 Developing device and image forming apparatus

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