JPS61155865U - - Google Patents

Info

Publication number
JPS61155865U
JPS61155865U JP3891285U JP3891285U JPS61155865U JP S61155865 U JPS61155865 U JP S61155865U JP 3891285 U JP3891285 U JP 3891285U JP 3891285 U JP3891285 U JP 3891285U JP S61155865 U JPS61155865 U JP S61155865U
Authority
JP
Japan
Prior art keywords
detection
belt photoreceptor
deterioration
conductive layer
determination means
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
JP3891285U
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 JP3891285U priority Critical patent/JPS61155865U/ja
Publication of JPS61155865U publication Critical patent/JPS61155865U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)

Description

【図面の簡単な説明】
第１図は本考案を施した電子写真複写装置全体
の概略正面図、第２図は第１図のベルト感光体及
び反射式フオトセンサーの斜視図、第３図は本考
案の一実施例回路図、第４図はベルト感光体の導
電層と反射率のグラフ、第５図は反射式フオトセ
ンサーの出力電圧と導電層反射率のグラフである
。 １……ベルト式感光体、１ａ……感光層、１ｂ
……導電層、１ｃ……反射物、３……クリーニン
グ部、３ａ……クリーニングローラ、１１……反
射式フオトセンサー、１２……ＣＰＵ、１３……
Ａ／Ｄコンバータ、１４……Ｉ／Ｄ、１５……Ｌ
ＥＤドライバ、１６……ＬＥＤ。

Claims (1)

    【実用新案登録請求の範囲】
  1. ベルト感光体の一端部に設けられた導電層の反
    射率検知手段と、該検知手段により得られる信号
    判断手段を有し、該判断手段により作動する劣化
    報知手段を備えたベルト感光体の劣化検知装置。
JP3891285U 1985-03-20 1985-03-20 Pending JPS61155865U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3891285U JPS61155865U (ja) 1985-03-20 1985-03-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3891285U JPS61155865U (ja) 1985-03-20 1985-03-20

Publications (1)

Publication Number Publication Date
JPS61155865U true JPS61155865U (ja) 1986-09-27

Family

ID=30546363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3891285U Pending JPS61155865U (ja) 1985-03-20 1985-03-20

Country Status (1)

Country Link
JP (1) JPS61155865U (ja)

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