DE69117563T2 - Elektrostatisches Aufnahmegerät und Instrument zur Messung von elektrostatischen latenten Bildern - Google Patents

Elektrostatisches Aufnahmegerät und Instrument zur Messung von elektrostatischen latenten Bildern

Info

Publication number
DE69117563T2
DE69117563T2 DE69117563T DE69117563T DE69117563T2 DE 69117563 T2 DE69117563 T2 DE 69117563T2 DE 69117563 T DE69117563 T DE 69117563T DE 69117563 T DE69117563 T DE 69117563T DE 69117563 T2 DE69117563 T2 DE 69117563T2
Authority
DE
Germany
Prior art keywords
instrument
recording device
latent images
electrostatic
measuring
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.)
Expired - Fee Related
Application number
DE69117563T
Other languages
English (en)
Other versions
DE69117563T3 (de
DE69117563D1 (de
Inventor
Toru Miyasaka
Takao Umeda
Tetsuya Nagata
Tatsuo Igawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=14198392&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69117563(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69117563D1 publication Critical patent/DE69117563D1/de
Publication of DE69117563T2 publication Critical patent/DE69117563T2/de
Publication of DE69117563T3 publication Critical patent/DE69117563T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5037—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor the characteristics being an electrical parameter, e.g. voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/12—Measuring electrostatic fields or voltage-potential
    • G01R29/14—Measuring field distribution

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE69117563T 1990-04-16 1991-04-11 Elektrostatisches Aufnahmegerät und Instrument zur Messung von elektrostatischen latenten Bildern Expired - Fee Related DE69117563T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP97667/90 1990-04-16
JP2097667A JP3009179B2 (ja) 1990-04-16 1990-04-16 静電記録装置及び静電潜像測定装置

Publications (3)

Publication Number Publication Date
DE69117563D1 DE69117563D1 (de) 1996-04-11
DE69117563T2 true DE69117563T2 (de) 1996-10-17
DE69117563T3 DE69117563T3 (de) 2005-06-09

Family

ID=14198392

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69117563T Expired - Fee Related DE69117563T3 (de) 1990-04-16 1991-04-11 Elektrostatisches Aufnahmegerät und Instrument zur Messung von elektrostatischen latenten Bildern

Country Status (5)

Country Link
US (1) US5177531A (de)
EP (1) EP0452818B2 (de)
JP (1) JP3009179B2 (de)
KR (1) KR100193704B1 (de)
DE (1) DE69117563T3 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5296894A (en) * 1992-12-03 1994-03-22 Eastman Kodak Company Image forming apparatus and an image member cartridge containing a photoconductive drum
US5268950A (en) * 1993-01-29 1993-12-07 Minnesota Mining And Manufacturing Company System and method for maintaining uniform spacing of an electrode over the surface of an x-ray plate
JPH10333508A (ja) * 1997-05-30 1998-12-18 Toshiba Corp 画像形成装置
KR100285748B1 (ko) * 1998-04-28 2001-04-02 윤종용 전사전압제어장치및방법
US6169868B1 (en) 1998-10-01 2001-01-02 Canon Kabushiki Kaisha Electrophotographic apparatus
JP3800840B2 (ja) 1998-12-25 2006-07-26 キヤノン株式会社 電子写真方法及び電子写真装置
DE10050659A1 (de) 2000-10-13 2002-04-18 Nexpress Solutions Llc Verfahren und Druckmaschine zum Aufbringen von Toner auf ein Substrat und Messeinrichtung für eine Druckmaschine
US7239148B2 (en) 2003-12-04 2007-07-03 Ricoh Company, Ltd. Method and device for measuring surface potential distribution
JP4801613B2 (ja) * 2007-03-15 2011-10-26 株式会社リコー 静電潜像の評価方法・静電潜像評価装置
US8143603B2 (en) 2008-02-28 2012-03-27 Ricoh Company, Ltd. Electrostatic latent image measuring device
CN103149460B (zh) * 2013-01-22 2016-02-24 中国电力科学研究院 一种直流输电线路合成电场的气候修正方法
JP6249780B2 (ja) * 2014-01-07 2017-12-20 キヤノン株式会社 画像形成装置
JP6841111B2 (ja) * 2017-03-21 2021-03-10 コニカミノルタ株式会社 画像形成装置および画像形成装置用プログラム

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947650A (en) * 1974-01-09 1976-03-30 International Telephone And Telegraph Corporation Gas-insulated switch for an underground power distrubution system
US3944354A (en) * 1974-09-06 1976-03-16 Eastman Kodak Company Voltage measurement apparatus
US4134137A (en) * 1976-11-01 1979-01-09 Xerox Corporation Single wire microelectrometer imaging system
JPS5657963A (en) * 1979-10-16 1981-05-20 Canon Inc Surface electrometer
US4420247A (en) * 1979-12-28 1983-12-13 Canon Kabushiki Kaisha Computer control means for an electrostatic recording apparatus
JPS57151957A (en) * 1981-03-16 1982-09-20 Canon Inc Exposure controller of electrostatic recorder
JPS5885448A (ja) * 1981-11-17 1983-05-21 Ricoh Co Ltd 記録濃度関連値検出方法
JPS58172654A (ja) * 1982-04-02 1983-10-11 Canon Inc 画像記録制御装置
JPS59136754A (ja) * 1983-01-26 1984-08-06 Canon Inc 画像形成装置
JPS59204774A (ja) * 1983-05-10 1984-11-20 Canon Inc 表面電位計
JPS6037568A (ja) * 1983-08-10 1985-02-26 Canon Inc 画像記録装置
JPS6083963A (ja) * 1983-10-14 1985-05-13 Sharp Corp 複写機の感光体表面電位測定装置
JPS60254061A (ja) * 1984-05-30 1985-12-14 Ricoh Co Ltd 静電型画像記録装置
US5019862A (en) * 1986-01-23 1991-05-28 Sharp Kabushiki Kaisha Heat control for photoreceptor
JPH0618362Y2 (ja) * 1986-05-07 1994-05-11 富士ゼロックス株式会社 複写機の電位センサ−の汚れ防止装置
JPS63133166A (ja) * 1986-11-26 1988-06-04 Ricoh Co Ltd 寿命検知機能付感光体ユニツト
JPH01209469A (ja) * 1988-02-17 1989-08-23 Kyocera Corp 電子写真装置
DE3807121A1 (de) * 1988-03-04 1989-09-14 Siemens Ag Elektrofotografische druckeinrichtung mit geregeltem elektrofotografischen prozess
US4879577A (en) * 1988-04-19 1989-11-07 International Business Machines Corporation Method and apparatus for controlling the electrostatic parameters of an electrophotographic reproduction device

Also Published As

Publication number Publication date
JPH03296073A (ja) 1991-12-26
KR100193704B1 (ko) 1999-06-15
EP0452818B2 (de) 2004-12-01
EP0452818A3 (en) 1992-08-19
DE69117563T3 (de) 2005-06-09
JP3009179B2 (ja) 2000-02-14
EP0452818B1 (de) 1996-03-06
EP0452818A2 (de) 1991-10-23
DE69117563D1 (de) 1996-04-11
US5177531A (en) 1993-01-05

Similar Documents

Publication Publication Date Title
DE69227902D1 (de) Vorrichtung für optische abbildung und messung
DE69128510D1 (de) Fixierstelle und Aufzeichnungsgerät zur Benutzung
DE59206138D1 (de) Vorrichtung zur messung von drehbewegungen
DE69126069T2 (de) Gerät zur Teilchenbildanalyse
DE69123420D1 (de) Gerät zur Entwicklung von elektrostatischen latenten Bildern und Entwicklungswalzen hierfür
DE68925302T2 (de) Entwickler zur Entwicklung elektrostatischer Bilder und Bildherstellungsverfahren
DE69223006T2 (de) Gerät zur Messung der Tonerkonzentration
DE59303888D1 (de) Vorrichtung zur messung von drehbewegungen
DE69117563T2 (de) Elektrostatisches Aufnahmegerät und Instrument zur Messung von elektrostatischen latenten Bildern
DE59307833D1 (de) Vorrichtung zur messung von drehbewegungen
DE69413670D1 (de) Messvorrichtung zur differentiellen messung von momenten
DE69027242T2 (de) Entwicklungsvorrichtung für elektrostatisch latente Bilder
DE69225713T2 (de) Vorrichtung zur messung der steifheit von starrem gewebe
DE69213891D1 (de) Kontakt-Komposit zur Messung von elektrostatischen Spannungen
DE69118263D1 (de) Verfahren und Gerät zur Kompensation von Lese-Positionsfehlern eines Bildsensors
DE69123777T2 (de) Gerät zur Detektion von digitalen Daten
DE69027246D1 (de) Vorrichtung zur Aufzeichnung/Wiedergabe eines latenten elektrostatischen Bildes
DE69431098T2 (de) Vorrichtung zur Messung der Tonerladungsquantität und Bilderzeugungsgerät mit dieser Messvorrichtung
KR960702632A (ko) 다색 정전 기록 장치 및 이것에 사용되는 정전 잠상 기록장치(multicolor electirostatic recording apparatus and static latent image recording apparatus used for the same)
DE69217875T2 (de) Verfahren und Gerät zur Messung der Augenbewegungen
DE69714883T2 (de) Vorrichtung zur Messung der optischen Dichte eines Originals und Kopiergerät mit dieser Vorrichtung
DE69130446D1 (de) Bildsensor und Informationsverarbeitungsgerät
DE9301078U1 (de) Niveausonde zur Messung und Übertragung von kapazitiven Strömen
DE69625101D1 (de) Instrument zur Messung der Atmungskapazität
DE9418479U1 (de) Meßgerät zur Bestimmung der elektrostatischen Ladungseigenschaften von Pulvern

Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee