JPS638657U - - Google Patents

Info

Publication number
JPS638657U
JPS638657U JP10289486U JP10289486U JPS638657U JP S638657 U JPS638657 U JP S638657U JP 10289486 U JP10289486 U JP 10289486U JP 10289486 U JP10289486 U JP 10289486U JP S638657 U JPS638657 U JP S638657U
Authority
JP
Japan
Prior art keywords
developer
toner
concentration sensor
detection head
cap
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
JP10289486U
Other languages
English (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 JP10289486U priority Critical patent/JPS638657U/ja
Publication of JPS638657U publication Critical patent/JPS638657U/ja
Pending legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】
図は本考案の実施例を示す縦断面拡大図である
。 3a,3b,3c:コイル、7:ねじコア、8
:キヤツプ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) ボビンの外周に検出コイルおよび基準コイ
    ルを巻装して差動トランスを構成し、この差動ト
    ランスの中心部に調整用ねじコアを介装させ、現
    像剤との接触面に合成樹脂材料からなるキヤツプ
    を固着したトナー濃度センサー用検出ヘツドにお
    いて、前記キヤツプ表面に前記現像剤の流れ方向
    と交差する方向に延びる幅および深さが現像剤を
    構成するトナー粒子径の5〜10倍の複数個の溝
    を設けると共に、前記溝を含む前記キヤツプ表面
    のアラサを前記トナー粒子径の1〜5倍としたこ
    とを特徴とするトナー濃度センサー用検出ヘツド
    。 (2) 現像剤の流れ方向と溝の方向とがなす角度
    を90°±20°とした実用新案登録請求の範囲
    第1項記載のトナー濃度センサー用検出ヘツド。
JP10289486U 1986-07-04 1986-07-04 Pending JPS638657U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10289486U JPS638657U (ja) 1986-07-04 1986-07-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10289486U JPS638657U (ja) 1986-07-04 1986-07-04

Publications (1)

Publication Number Publication Date
JPS638657U true JPS638657U (ja) 1988-01-20

Family

ID=30974953

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10289486U Pending JPS638657U (ja) 1986-07-04 1986-07-04

Country Status (1)

Country Link
JP (1) JPS638657U (ja)

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