FR2120838A5 - - Google Patents

Info

Publication number
FR2120838A5
FR2120838A5 FR7146201A FR7146201A FR2120838A5 FR 2120838 A5 FR2120838 A5 FR 2120838A5 FR 7146201 A FR7146201 A FR 7146201A FR 7146201 A FR7146201 A FR 7146201A FR 2120838 A5 FR2120838 A5 FR 2120838A5
Authority
FR
France
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
Application number
FR7146201A
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of FR2120838A5 publication Critical patent/FR2120838A5/fr
Expired 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
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • G03G15/0266—Arrangements for controlling the amount of charge

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Wet Developing In Electrophotography (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
FR7146201A 1971-01-06 1971-12-22 Expired FR2120838A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10421771A 1971-01-06 1971-01-06

Publications (1)

Publication Number Publication Date
FR2120838A5 true FR2120838A5 (fr) 1972-08-18

Family

ID=22299269

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7146201A Expired FR2120838A5 (fr) 1971-01-06 1971-12-22

Country Status (11)

Country Link
US (1) US3699335A (fr)
AU (1) AU464821B2 (fr)
BE (1) BE777728A (fr)
CA (1) CA937279A (fr)
CH (2) CH547512A (fr)
DE (1) DE2200110A1 (fr)
FR (1) FR2120838A5 (fr)
GB (1) GB1337355A (fr)
IT (1) IT944292B (fr)
NL (1) NL7200119A (fr)
SE (1) SE375633B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3896310A (en) * 1971-06-30 1975-07-22 Diagnostic Instr Inc Field control in imaging systems
US3805069A (en) * 1973-01-18 1974-04-16 Xerox Corp Regulated corona generator
JPS553704B2 (fr) * 1974-03-20 1980-01-26
US3934141A (en) * 1974-07-03 1976-01-20 Xerox Corporation Apparatus for automatically regulating the amount of charge applied to an insulating surface
CA1116227A (fr) * 1977-03-07 1982-01-12 Bell & Howell Company Circuit de controle d'effet de couronne pour charger un papier de photocopie electrostatique ayant une couche de liant au zno
US4166690A (en) * 1977-11-02 1979-09-04 International Business Machines Corporation Digitally regulated power supply for use in electrostatic transfer reproduction apparatus
JPS5997161A (ja) * 1982-11-27 1984-06-04 Olympus Optical Co Ltd 電子写真方法
US4486808A (en) * 1982-12-03 1984-12-04 Polaroid Corporation Apparatus for controlling random charges on a moving web
EP0615655B1 (fr) * 1991-12-03 1997-05-07 Graseby Dynamics Limited Source d'ionisation a decharge lumineuse
US5642254A (en) * 1996-03-11 1997-06-24 Eastman Kodak Company High duty cycle AC corona charger
US5742871A (en) * 1996-08-30 1998-04-21 Eastman Kodak Company High duty cycle sawtooth AC charger
US5839024A (en) * 1997-05-19 1998-11-17 Eastman Kodak Company Corona charging of a charge retentive surface
DE102005016962A1 (de) * 2005-04-13 2006-11-02 Ab Skf Anordnung mit einer Drehstrommaschine und einem Frequenzumrichter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885556A (en) * 1955-08-01 1959-05-05 Haloid Xerox Inc Simultaneous charging device and method
US3076092A (en) * 1960-07-21 1963-01-29 Xerox Corp Xerographic charging apparatus
US3335274A (en) * 1964-12-04 1967-08-08 Xerox Corp Xerographic charging apparatus with means to automatically control the potential applied to the corona wire
US3586908A (en) * 1969-02-28 1971-06-22 Robert E Vosteen Automatic potential control system for electrophotography apparatus

Also Published As

Publication number Publication date
SE375633B (fr) 1975-04-21
CH552229A (de) 1974-07-31
CA937279A (en) 1973-11-20
GB1337355A (en) 1973-11-14
CH547512A (de) 1974-03-29
BE777728A (fr) 1972-05-02
NL7200119A (fr) 1972-07-10
IT944292B (it) 1973-04-20
AU464821B2 (en) 1975-09-11
DE2200110A1 (de) 1972-07-27
AU3755472A (en) 1973-07-05
US3699335A (en) 1972-10-17

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Legal Events

Date Code Title Description
ST Notification of lapse