JPS60173571A - 電子式複写機の感光体の疲労度表示装置 - Google Patents

電子式複写機の感光体の疲労度表示装置

Info

Publication number
JPS60173571A
JPS60173571A JP59203985A JP20398584A JPS60173571A JP S60173571 A JPS60173571 A JP S60173571A JP 59203985 A JP59203985 A JP 59203985A JP 20398584 A JP20398584 A JP 20398584A JP S60173571 A JPS60173571 A JP S60173571A
Authority
JP
Japan
Prior art keywords
integrating
fatigue
photoreceptor
voltage
output
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
JP59203985A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6349227B2 (enrdf_load_stackoverflow
Inventor
Isao Nakamura
功 中村
Susumu Tatsumi
辰已　進
Tatsuo Tani
谷　達雄
Masumi Ikesue
真澄 池末
Takashi Yano
隆志 矢野
Hiroyuki Idenawa
弘行 出縄
Nachio Seko
世古　名知夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP59203985A priority Critical patent/JPS60173571A/ja
Publication of JPS60173571A publication Critical patent/JPS60173571A/ja
Publication of JPS6349227B2 publication Critical patent/JPS6349227B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/55—Self-diagnostics; Malfunction or lifetime display
    • G03G15/553—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/55—Self-diagnostics; Malfunction or lifetime display

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP59203985A 1984-10-01 1984-10-01 電子式複写機の感光体の疲労度表示装置 Granted JPS60173571A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59203985A JPS60173571A (ja) 1984-10-01 1984-10-01 電子式複写機の感光体の疲労度表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59203985A JPS60173571A (ja) 1984-10-01 1984-10-01 電子式複写機の感光体の疲労度表示装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP1613177A Division JPS53102045A (en) 1977-02-18 1977-02-18 Indicator for fatigue of photosensitive body of electrophotographic copier

Publications (2)

Publication Number Publication Date
JPS60173571A true JPS60173571A (ja) 1985-09-06
JPS6349227B2 JPS6349227B2 (enrdf_load_stackoverflow) 1988-10-04

Family

ID=16482875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59203985A Granted JPS60173571A (ja) 1984-10-01 1984-10-01 電子式複写機の感光体の疲労度表示装置

Country Status (1)

Country Link
JP (1) JPS60173571A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63309977A (ja) * 1987-06-11 1988-12-19 Ricoh Co Ltd 複写装置の制御方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041351A (ja) * 1983-08-16 1985-03-05 Nec Corp デ−タ伝送受信装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041351A (ja) * 1983-08-16 1985-03-05 Nec Corp デ−タ伝送受信装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63309977A (ja) * 1987-06-11 1988-12-19 Ricoh Co Ltd 複写装置の制御方法

Also Published As

Publication number Publication date
JPS6349227B2 (enrdf_load_stackoverflow) 1988-10-04

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