GB1337355A - Apparatus for charging a recording element with an electrostatic charge of a desired magnitude - Google Patents

Apparatus for charging a recording element with an electrostatic charge of a desired magnitude

Info

Publication number
GB1337355A
GB1337355A GB61372A GB61372A GB1337355A GB 1337355 A GB1337355 A GB 1337355A GB 61372 A GB61372 A GB 61372A GB 61372 A GB61372 A GB 61372A GB 1337355 A GB1337355 A GB 1337355A
Authority
GB
United Kingdom
Prior art keywords
switch
charge
frequency
corona generating
flop
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
Application number
GB61372A
Other languages
English (en)
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
Publication of GB1337355A publication Critical patent/GB1337355A/en
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)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Wet Developing In Electrophotography (AREA)
GB61372A 1971-01-06 1972-01-06 Apparatus for charging a recording element with an electrostatic charge of a desired magnitude Expired GB1337355A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1337355A true GB1337355A (en) 1973-11-14

Family

ID=22299269

Family Applications (1)

Application Number Title Priority Date Filing Date
GB61372A Expired GB1337355A (en) 1971-01-06 1972-01-06 Apparatus for charging a recording element with an electrostatic charge of a desired magnitude

Country Status (11)

Country Link
US (1) US3699335A (enExample)
AU (1) AU464821B2 (enExample)
BE (1) BE777728A (enExample)
CA (1) CA937279A (enExample)
CH (2) CH552229A (enExample)
DE (1) DE2200110A1 (enExample)
FR (1) FR2120838A5 (enExample)
GB (1) GB1337355A (enExample)
IT (1) IT944292B (enExample)
NL (1) NL7200119A (enExample)
SE (1) SE375633B (enExample)

Families Citing this family (14)

* 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 (enExample) * 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 (en) * 1977-03-07 1982-01-12 Bell & Howell Company Controlled corona for charging electrostatic photocopy paper having zno binder layer
US4166690A (en) * 1977-11-02 1979-09-04 International Business Machines Corporation Digitally regulated power supply for use in electrostatic transfer reproduction apparatus
CA1171130A (en) * 1981-02-18 1984-07-17 Shigemichi Honda Electrostatic printing 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
DE69219618T2 (de) * 1991-12-03 1997-09-04 Graseby Dynamics Ltd Coronaentladung-ionenquelle
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
CH547512A (de) 1974-03-29
NL7200119A (enExample) 1972-07-10
BE777728A (fr) 1972-05-02
CH552229A (de) 1974-07-31
AU3755472A (en) 1973-07-05
SE375633B (enExample) 1975-04-21
US3699335A (en) 1972-10-17
DE2200110A1 (de) 1972-07-27
AU464821B2 (en) 1975-09-11
FR2120838A5 (enExample) 1972-08-18
IT944292B (it) 1973-04-20
CA937279A (en) 1973-11-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees