CA938833A - Electrophotographic apparatus with improved toner transfer - Google Patents

Electrophotographic apparatus with improved toner transfer

Info

Publication number
CA938833A
CA938833A CA097543A CA97543A CA938833A CA 938833 A CA938833 A CA 938833A CA 097543 A CA097543 A CA 097543A CA 97543 A CA97543 A CA 97543A CA 938833 A CA938833 A CA 938833A
Authority
CA
Canada
Prior art keywords
electrophotographic apparatus
toner transfer
improved toner
improved
transfer
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
CA097543A
Other languages
English (en)
Inventor
J. Kelly Michael
F. Shlatz Myron
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA938833A publication Critical patent/CA938833A/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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/163—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap
    • G03G15/1635—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap the field being produced by laying down an electrostatic charge behind the base or the recording member, e.g. by a corona device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
CA097543A 1969-11-24 1970-11-06 Electrophotographic apparatus with improved toner transfer Expired CA938833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87907369A 1969-11-24 1969-11-24

Publications (1)

Publication Number Publication Date
CA938833A true CA938833A (en) 1973-12-25

Family

ID=25373384

Family Applications (1)

Application Number Title Priority Date Filing Date
CA097543A Expired CA938833A (en) 1969-11-24 1970-11-06 Electrophotographic apparatus with improved toner transfer

Country Status (7)

Country Link
US (1) US3620617A (enrdf_load_stackoverflow)
JP (1) JPS4916504B1 (enrdf_load_stackoverflow)
CA (1) CA938833A (enrdf_load_stackoverflow)
FR (1) FR2071749A5 (enrdf_load_stackoverflow)
GB (1) GB1266997A (enrdf_load_stackoverflow)
NL (1) NL7015036A (enrdf_load_stackoverflow)
SE (1) SE362154B (enrdf_load_stackoverflow)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013354A (en) * 1971-06-03 1977-03-22 Canon Kabushiki Kaisha Apparatus for separating transfer material in an electrostatic copying device
JPS4826140A (enrdf_load_stackoverflow) * 1971-08-05 1973-04-05
US3870541A (en) * 1972-01-27 1975-03-11 Xerox Corp Selective transfer of an electrostatic toner image
JPS4898153U (enrdf_load_stackoverflow) * 1972-02-21 1973-11-20
JPS573000Y2 (enrdf_load_stackoverflow) * 1972-08-22 1982-01-19
US3811048A (en) * 1972-09-12 1974-05-14 Xerox Corp Electrophotographic charging apparatus
US3850519A (en) * 1973-01-12 1974-11-26 Xerox Corp Xerographic image transfer apparatus
US3851962A (en) * 1973-08-29 1974-12-03 Savin Business Machines Corp Electrostatic hold down apparatus
DE2361062C3 (de) * 1973-12-07 1980-06-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Entwicklungskammer für elektrostatisch latente Bilder
US4027962A (en) * 1975-01-13 1977-06-07 Xerox Corporation Color transparency reproducing machine
US3966199A (en) * 1975-03-17 1976-06-29 Xerox Corporation Belt transfer loading system
US4110024A (en) * 1976-05-14 1978-08-29 Xerox Corporation Transfer assembly for electrostatic transfer of a toner image from a curvilinear recording surface
US4174170A (en) * 1976-12-16 1979-11-13 Minolta Camera Kabushiki Kaisha Conductive toner transfer photocopying machine
JPS53129639A (en) * 1977-04-19 1978-11-11 Mita Industrial Co Ltd Method of and device for electrostatic copying
JPS5680075A (en) * 1979-12-06 1981-07-01 Toshiba Corp Exfoliating device of recording paper
US4436412A (en) 1981-05-20 1984-03-13 Mita Industrial Company Limited Cleaning device for use on an electrostatic copying apparatus
US4575216A (en) * 1983-11-09 1986-03-11 Ricoh Company, Ltd. Electrophotographic copying apparatus including transfer charge corona and shield
GB8426044D0 (en) * 1984-10-15 1984-11-21 Xerox Corp Electrostatographic apparatus
JPS6250781A (ja) * 1985-08-29 1987-03-05 Sharp Corp 転写剥離装置
JP2661055B2 (ja) * 1987-08-21 1997-10-08 ミノルタ株式会社 電子写真用コロナ放電転写装置
US4891680A (en) * 1988-04-25 1990-01-02 Xerox Corporation Transfer apparatus
DE69009074T2 (de) * 1989-02-08 1994-10-06 Toshiba Kawasaki Kk Übertragungsvorrichtung.
JPH07117793B2 (ja) * 1989-11-10 1995-12-18 旭光学工業株式会社 電子写真装置の転写装置
JP3223004B2 (ja) * 1993-09-21 2001-10-29 株式会社東芝 画像形成装置
US5713063A (en) * 1994-08-03 1998-01-27 Kabushiki Kaisha Toshiba Electrostatic image transfer device having a two level transfer voltage for improving image quality at leading and trailing edge regions
DE10121289A1 (de) * 2001-05-02 2002-11-07 Nexpress Solutions Llc Vorrichtung zum Führen von Druckträgern durch eine Entladevorrichtung
US6687479B2 (en) 2002-05-31 2004-02-03 Xerox Corporation Paper input guide for a transfer zone in a xerographic printing apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2777957A (en) * 1950-04-06 1957-01-15 Haloid Co Corona discharge device
US3332396A (en) * 1963-12-09 1967-07-25 Xerox Corp Xerographic developing apparatus with controlled corona means
US3470417A (en) * 1966-10-03 1969-09-30 Eastman Kodak Co Method of altering electrostatic charge on an insulating material
US3532494A (en) * 1969-09-08 1970-10-06 Gopal C Bhagat Solid area development in xerography employing an insulating screen in the charging step

Also Published As

Publication number Publication date
US3620617A (en) 1971-11-16
DE2057494B2 (de) 1976-04-15
GB1266997A (enrdf_load_stackoverflow) 1972-03-15
FR2071749A5 (enrdf_load_stackoverflow) 1971-09-17
NL7015036A (enrdf_load_stackoverflow) 1971-05-26
SE362154B (enrdf_load_stackoverflow) 1973-11-26
DE2057494A1 (de) 1971-06-09
JPS4916504B1 (enrdf_load_stackoverflow) 1974-04-23

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