JPS5518656A - Electrophotographic developing method - Google Patents

Electrophotographic developing method

Info

Publication number
JPS5518656A
JPS5518656A JP9210578A JP9210578A JPS5518656A JP S5518656 A JPS5518656 A JP S5518656A JP 9210578 A JP9210578 A JP 9210578A JP 9210578 A JP9210578 A JP 9210578A JP S5518656 A JPS5518656 A JP S5518656A
Authority
JP
Japan
Prior art keywords
toner carrier
picture image
image part
toner
constitution
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
JP9210578A
Other languages
Japanese (ja)
Other versions
JPS5832375B2 (en
Inventor
Junichiro Kanbe
Tsutomu Toyono
Nagao Hosono
Toru Takahashi
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.)
Canon Inc
Original Assignee
Canon Inc
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
Priority to JP53092105A priority Critical patent/JPS5832375B2/en
Application filed by Canon Inc filed Critical Canon Inc
Priority to CA000332015A priority patent/CA1138723A/en
Priority to AU49116/79A priority patent/AU531301B2/en
Priority to GB7925725A priority patent/GB2028176B/en
Priority to DE19792930619 priority patent/DE2930619A1/en
Priority to FR7919482A priority patent/FR2433780B1/en
Publication of JPS5518656A publication Critical patent/JPS5518656A/en
Priority to US06/264,516 priority patent/US4395476A/en
Priority to US06/426,979 priority patent/US4473627A/en
Priority to SG243/83A priority patent/SG24383G/en
Publication of JPS5832375B2 publication Critical patent/JPS5832375B2/en
Priority to HK357/84A priority patent/HK35784A/en
Priority to US07/022,598 priority patent/US4913088A/en
Priority to US07/455,243 priority patent/US5044310A/en
Priority to US07/545,134 priority patent/US5032485A/en
Priority to US07/671,019 priority patent/US5096798A/en
Priority to US07/741,077 priority patent/US5194359A/en
Expired legal-status Critical Current

Links

Landscapes

  • Dry Development In Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Developing For Electrophotography (AREA)

Abstract

PURPOSE: To obtain visible images excelling in gradient by enhancing the reproducibility of picture image, by adjusting so that the intensity of electric field acting in the developing gap between the toner carrier and electrostatic image holder may vary in specific form.
CONSTITUTION: An electrostatic image holder 10 and a toner carrier 12 are opposedly provided in a developing section, keeping a certain gap, and AC voltage is applied to the toner carrier 12 from a power source 9, and a low frequency electric field is applied. In this constitution, in the space between the non-picture image part of the electrostatic image holder 10 and the toner carrier 12, the toner particles are caused to move reciprocally. In about 0.2sec after start of development, the AC voltage is attenuated to zero at the time constant of about 0.5sec, the toner particles are moved in one direction from the toner carrier 12 to the picture image part in the picture image part, and in one direction from the non-picture image part to the toner carrier 12 in the non-picture image part.
COPYRIGHT: (C)1980,JPO&Japio
JP53092105A 1978-07-28 1978-07-28 Development method Expired JPS5832375B2 (en)

Priority Applications (15)

Application Number Priority Date Filing Date Title
JP53092105A JPS5832375B2 (en) 1978-07-28 1978-07-28 Development method
CA000332015A CA1138723A (en) 1978-07-28 1979-07-18 Developing method for developer transfer under electrical bias and apparatus therefor
AU49116/79A AU531301B2 (en) 1978-07-28 1979-07-20 Developing with an electrical bias
GB7925725A GB2028176B (en) 1978-07-28 1979-07-24 Developing method for developer transfer under electrical bias
DE19792930619 DE2930619A1 (en) 1978-07-28 1979-07-27 METHOD FOR DEVELOPING A LATENT IMAGE AND DEVICE THEREFOR
FR7919482A FR2433780B1 (en) 1978-07-28 1979-07-27 DEVELOPMENT METHOD WITH TRANSFER OF THE DEVELOPMENT AGENT UNDER ELECTRICAL POLARIZATION AND APPARATUS FOR CARRYING OUT SAID METHOD
US06/264,516 US4395476A (en) 1978-07-28 1981-05-18 Developing method for developer transfer under A.C. electrical bias and apparatus therefor
US06/426,979 US4473627A (en) 1978-07-28 1982-09-29 Developing method for developer transfer under electrical bias and apparatus therefor
SG243/83A SG24383G (en) 1978-07-28 1983-05-11 Development of electrostatic latent images
HK357/84A HK35784A (en) 1978-07-28 1984-04-26 Development of electrostatic latent images
US07/022,598 US4913088A (en) 1978-07-28 1987-03-04 Apparatus for developer transfer under electrical bias
US07/455,243 US5044310A (en) 1978-07-28 1989-12-22 Developing apparatus for non-magnetic developer
US07/545,134 US5032485A (en) 1978-07-28 1990-06-27 Developing method for one-component developer
US07/671,019 US5096798A (en) 1978-07-28 1991-03-18 Developing method for one-component developer
US07/741,077 US5194359A (en) 1978-07-28 1991-08-06 Developing method for one component developer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53092105A JPS5832375B2 (en) 1978-07-28 1978-07-28 Development method

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP56097772A Division JPS5832378B2 (en) 1981-06-23 1981-06-23 developing device
JP56097773A Division JPS57111563A (en) 1981-06-23 1981-06-23 Method and device for development

Publications (2)

Publication Number Publication Date
JPS5518656A true JPS5518656A (en) 1980-02-08
JPS5832375B2 JPS5832375B2 (en) 1983-07-12

Family

ID=14045151

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53092105A Expired JPS5832375B2 (en) 1978-07-28 1978-07-28 Development method

Country Status (1)

Country Link
JP (1) JPS5832375B2 (en)

Cited By (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56122046A (en) * 1980-02-29 1981-09-25 Canon Inc Developing method
JPS56122045A (en) * 1980-03-01 1981-09-25 Copyer Co Ltd Method and device for development of electrostatic latent image
JPS56123572A (en) * 1980-03-04 1981-09-28 Canon Inc Development method and device
JPS56153355A (en) * 1980-04-30 1981-11-27 Canon Inc Developing device
JPS56154769A (en) * 1980-05-02 1981-11-30 Canon Inc Developing device
JPS56165171A (en) * 1980-05-01 1981-12-18 Canon Inc Image forming device
JPS5719756A (en) * 1980-07-09 1982-02-02 Canon Inc Formation of image
JPS5748740A (en) * 1980-09-05 1982-03-20 Canon Inc Developing method
JPS5754964A (en) * 1980-09-18 1982-04-01 Sanyo Electric Co Ltd Electrophotographic develop device
JPS5766443A (en) * 1980-10-13 1982-04-22 Canon Inc Developing method
JPS57153361U (en) * 1981-03-19 1982-09-27
JPS6022146A (en) * 1983-07-18 1985-02-04 Canon Inc Image forming method
JPS6161558U (en) * 1984-09-26 1986-04-25
JPH0225864A (en) * 1988-07-15 1990-01-29 Canon Inc Development method
US5139914A (en) * 1989-07-28 1992-08-18 Canon Kabushiki Kaisha Developer for developing electrostatic images and image forming apparatus
US5157483A (en) * 1987-06-22 1992-10-20 Konica Corporation Multicolor image forming method and apparatus
US5175070A (en) * 1989-09-27 1992-12-29 Canon Kabushiki Kaisha Image forming method and image forming apparatus
US5202731A (en) * 1989-09-27 1993-04-13 Canon Kabushiki Kaisha Image forming apparatus having an alternating bias electric field
US5210617A (en) * 1989-07-28 1993-05-11 Canon Kabushiki Kaisha Developer for developing electrostatic images and image forming apparatus
EP0541113A1 (en) 1991-11-08 1993-05-12 Canon Kabushiki Kaisha Monocomponent-type developer for developing electrostatic image and image forming method
US5219695A (en) * 1989-11-22 1993-06-15 Canon Kabushiki Kaisha Image forming method
US5307122A (en) * 1989-07-28 1994-04-26 Canon Kabushiki Kaisha Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images
US5310615A (en) * 1989-12-12 1994-05-10 Canon Kabushiki Kaisha Image forming method
US5338894A (en) * 1990-09-21 1994-08-16 Canon Kabushiki Kaisha Image forming method with improved development
US5354637A (en) * 1991-06-19 1994-10-11 Canon Kabushiki Kaisha Magnetic toner
US5358183A (en) * 1992-05-08 1994-10-25 Canon Kabushiki Kaisha Pneumatic pulverizer and process for producing toner
US5364720A (en) * 1992-10-15 1994-11-15 Canon Kabushiki Kaisha Magnetic developer for developing electrostatic images
US5370957A (en) * 1992-06-16 1994-12-06 Mitsubishi Kasei Corporation Electrostatic developer and electrostatic developing method
US5422215A (en) * 1989-10-17 1995-06-06 Canon Kabushiki Kaisha Magnetic toner
US5424810A (en) * 1991-09-13 1995-06-13 Canon Kabushiki Kaisha Magnetic toner, magnetic developer, apparatus unit, image forming apparatus and facsimile apparatus
US5439769A (en) * 1992-12-16 1995-08-08 Seiko Epson Corporation Developing method and system
US5447815A (en) * 1992-06-04 1995-09-05 Canon Kabushiki Kaisha Developer for developing electrostatic image and image forming method
US5447275A (en) * 1993-01-29 1995-09-05 Canon Kabushiki Kaisha Toner production process
EP0679441A2 (en) 1991-07-16 1995-11-02 Canon Kabushiki Kaisha Toner production process
EP0686882A1 (en) 1994-05-13 1995-12-13 Canon Kabushiki Kaisha Toner for developing electrostatic images, process cartridge, and image forming method
EP0699963A1 (en) 1994-08-05 1996-03-06 Canon Kabushiki Kaisha Magnetic toner and image forming method
US5663026A (en) * 1993-10-08 1997-09-02 Canon Kabushiki Kaisha Magnetic toner, process cartridge and image forming method
US5766813A (en) * 1992-12-16 1998-06-16 Seiko Epson Corporation Developing method and system for transferring toner from a toner carrier member to a latent image carrier
US6002895A (en) * 1994-05-13 1999-12-14 Canon Kabushiki Kaisha Process cartridge
US6447968B1 (en) 1996-12-26 2002-09-10 Canon Kabushiki Kaisha Magnetic toner, process for producing magnetic toner, and image forming method
US6447969B1 (en) 1999-06-02 2002-09-10 Canon Kabushiki Kaisha Toner and image forming method
US6465144B2 (en) 2000-03-08 2002-10-15 Canon Kabushiki Kaisha Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the toner
US6537715B2 (en) 2000-07-28 2003-03-25 Canon Kabushiki Kaisha Toner, image-forming method and process cartridge
US6586151B1 (en) 1999-10-06 2003-07-01 Canon Kabushiki Kaisha Toner, process for producing toner image forming method and apparatus unit
US6589701B2 (en) 2000-07-28 2003-07-08 Canon Kabushiki Kaisha Dry toner, image forming method and process cartridge
US6630277B2 (en) 2000-11-15 2003-10-07 Canon Kabushiki Kaisha Toner production system
US6803164B2 (en) 2001-09-12 2004-10-12 Canon Kabushiki Kaisha Magnetic black toner
US6819905B2 (en) 2002-03-07 2004-11-16 Canon Kabushiki Kaisha Image forming apparatus
US6823159B2 (en) 2000-11-16 2004-11-23 Canon Kabushiki Kaisha Image forming apparatus and process cartridge including a developing device provided at least with a developer holding member for holding a developer containing a toner and a developer regulating member
US6855468B1 (en) 1999-11-19 2005-02-15 Fujitsu Limited Color image formation method
EP1544688A1 (en) 2003-12-15 2005-06-22 Canon Kabushiki Kaisha Image forming apparatus with press-contact development
US7043175B2 (en) 2000-11-15 2006-05-09 Canon Kabushiki Kaisha Image forming method and apparatus
US7233758B2 (en) 2003-12-15 2007-06-19 Canon Kabushiki Kaisha Developing apparatus featuring a developer carrying member with an elastic surface layer
US7251441B2 (en) 2004-03-29 2007-07-31 Canon Kabushiki Kaisha Developing apparatus including magnetic field generating means, for use with a developer which includes a magnetic toner component
US7379693B2 (en) 2005-04-18 2008-05-27 Canon Kabushiki Kaisha Developing apparatus
US7383003B2 (en) 2005-04-18 2008-06-03 Canon Kabushiki Kaisha Developing apparatus for preventing ghost images and uneven image density
US7440718B2 (en) 2005-01-28 2008-10-21 Canon Kabushiki Kaisha Developing apparatus featuring image defect supression
US7452648B2 (en) 2004-09-30 2008-11-18 Kyocera Mita Corporation Magnetic mono-component toner for developing electrostatic latent image and image forming method
US7514196B2 (en) 2004-02-26 2009-04-07 Kyocera Mita Corporation Developing method and developing unit
US7840168B2 (en) 2006-06-23 2010-11-23 Canon Kabushiki Kaisha Developing apparatus
US8374530B2 (en) 2005-07-25 2013-02-12 Afit Corporation Methods and apparatus for developing an electrostatic latent image using conductive particles
WO2014097593A1 (en) 2012-12-20 2014-06-26 Canon Kabushiki Kaisha Developing unit and process cartridge

Citations (18)

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US2758525A (en) * 1953-12-30 1956-08-14 Rca Corp Electrostatic photographic printing
US2803177A (en) * 1953-12-31 1957-08-20 Ibm Apparatus and method for xerographic printing
US2838997A (en) * 1953-10-30 1958-06-17 Rca Corp Electrostatic image copying method
US2839400A (en) * 1953-10-30 1958-06-17 Rca Corp Electrostatic printing
US2862816A (en) * 1954-03-26 1958-12-02 Rca Corp Method of and means for reducing triboelectric forces in electrophotography
US2996400A (en) * 1956-08-30 1961-08-15 Eastman Kodak Co Positive and negative electroprinting
US3232190A (en) * 1963-06-28 1966-02-01 Ibm Method and apparatus for copying
US3346475A (en) * 1963-02-25 1967-10-10 Australia Res Lab Electrophotographic method using an unsymmetrical ac current during development
US3703157A (en) * 1971-01-06 1972-11-21 Xerox Corp Method and apparatus for forming a uniform layer of powder developer on a surface
US3866574A (en) * 1973-02-15 1975-02-18 Xerox Corp Xerographic developing apparatus
US3890929A (en) * 1973-02-15 1975-06-24 Xerox Corp Xerographic developing apparatus
US3893418A (en) * 1974-05-30 1975-07-08 Xerox Corp Xerographic developing apparatus
US3918966A (en) * 1972-09-28 1975-11-11 Commw Of Australia Liquid development of an electrical image in which a pulsating field is employed
GB1458766A (en) * 1973-02-15 1976-12-15 Xerox Corp Xerographic developing apparatus
US4014291A (en) * 1976-01-26 1977-03-29 Nashua Corporation Image developing system
US4102305A (en) * 1977-07-01 1978-07-25 Xerox Corporation Development system with electrical field generating means
GB1549133A (en) * 1976-06-28 1979-08-01 Eastman Kodak Co Electrophotographic development method and apparatus
GB1581188A (en) * 1977-03-31 1980-12-10 Xerox Corp Electrustatographic imaging apparatus

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838997A (en) * 1953-10-30 1958-06-17 Rca Corp Electrostatic image copying method
US2839400A (en) * 1953-10-30 1958-06-17 Rca Corp Electrostatic printing
US2758525A (en) * 1953-12-30 1956-08-14 Rca Corp Electrostatic photographic printing
US2803177A (en) * 1953-12-31 1957-08-20 Ibm Apparatus and method for xerographic printing
US2862816A (en) * 1954-03-26 1958-12-02 Rca Corp Method of and means for reducing triboelectric forces in electrophotography
US2996400A (en) * 1956-08-30 1961-08-15 Eastman Kodak Co Positive and negative electroprinting
US3346475A (en) * 1963-02-25 1967-10-10 Australia Res Lab Electrophotographic method using an unsymmetrical ac current during development
US3232190A (en) * 1963-06-28 1966-02-01 Ibm Method and apparatus for copying
US3703157A (en) * 1971-01-06 1972-11-21 Xerox Corp Method and apparatus for forming a uniform layer of powder developer on a surface
US3918966A (en) * 1972-09-28 1975-11-11 Commw Of Australia Liquid development of an electrical image in which a pulsating field is employed
US3866574A (en) * 1973-02-15 1975-02-18 Xerox Corp Xerographic developing apparatus
US3890929A (en) * 1973-02-15 1975-06-24 Xerox Corp Xerographic developing apparatus
GB1458766A (en) * 1973-02-15 1976-12-15 Xerox Corp Xerographic developing apparatus
US3893418A (en) * 1974-05-30 1975-07-08 Xerox Corp Xerographic developing apparatus
US4014291A (en) * 1976-01-26 1977-03-29 Nashua Corporation Image developing system
GB1549133A (en) * 1976-06-28 1979-08-01 Eastman Kodak Co Electrophotographic development method and apparatus
GB1581188A (en) * 1977-03-31 1980-12-10 Xerox Corp Electrustatographic imaging apparatus
US4102305A (en) * 1977-07-01 1978-07-25 Xerox Corporation Development system with electrical field generating means

Cited By (77)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56122046A (en) * 1980-02-29 1981-09-25 Canon Inc Developing method
JPS56122045A (en) * 1980-03-01 1981-09-25 Copyer Co Ltd Method and device for development of electrostatic latent image
JPS56123572A (en) * 1980-03-04 1981-09-28 Canon Inc Development method and device
JPS56153355A (en) * 1980-04-30 1981-11-27 Canon Inc Developing device
JPS56165171A (en) * 1980-05-01 1981-12-18 Canon Inc Image forming device
JPS56154769A (en) * 1980-05-02 1981-11-30 Canon Inc Developing device
JPS5719756A (en) * 1980-07-09 1982-02-02 Canon Inc Formation of image
JPS5748740A (en) * 1980-09-05 1982-03-20 Canon Inc Developing method
JPS5754964A (en) * 1980-09-18 1982-04-01 Sanyo Electric Co Ltd Electrophotographic develop device
JPS5766443A (en) * 1980-10-13 1982-04-22 Canon Inc Developing method
JPS57153361U (en) * 1981-03-19 1982-09-27
JPS6022146A (en) * 1983-07-18 1985-02-04 Canon Inc Image forming method
JPS6161558U (en) * 1984-09-26 1986-04-25
US5157483A (en) * 1987-06-22 1992-10-20 Konica Corporation Multicolor image forming method and apparatus
JPH0225864A (en) * 1988-07-15 1990-01-29 Canon Inc Development method
US5307122A (en) * 1989-07-28 1994-04-26 Canon Kabushiki Kaisha Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images
US5210617A (en) * 1989-07-28 1993-05-11 Canon Kabushiki Kaisha Developer for developing electrostatic images and image forming apparatus
US5802428A (en) * 1989-07-28 1998-09-01 Canon Kabushiki Kaisha Images forming apparatus and developer for developing electrostatic images
US5534981A (en) * 1989-07-28 1996-07-09 Canon Kabushiki Kaisha Image forming apparatus and developer for developing electrostatic images
US5139914A (en) * 1989-07-28 1992-08-18 Canon Kabushiki Kaisha Developer for developing electrostatic images and image forming apparatus
US5175070A (en) * 1989-09-27 1992-12-29 Canon Kabushiki Kaisha Image forming method and image forming apparatus
US5202731A (en) * 1989-09-27 1993-04-13 Canon Kabushiki Kaisha Image forming apparatus having an alternating bias electric field
US5422215A (en) * 1989-10-17 1995-06-06 Canon Kabushiki Kaisha Magnetic toner
US5219695A (en) * 1989-11-22 1993-06-15 Canon Kabushiki Kaisha Image forming method
US5298950A (en) * 1989-11-22 1994-03-29 Canon Kabushiki Kaisha Image forming apparatus
US5310615A (en) * 1989-12-12 1994-05-10 Canon Kabushiki Kaisha Image forming method
US5338894A (en) * 1990-09-21 1994-08-16 Canon Kabushiki Kaisha Image forming method with improved development
US5504272A (en) * 1990-09-21 1996-04-02 Canon Kabushiki Kaisha Magnetic toner having defined particle distribution
US5354637A (en) * 1991-06-19 1994-10-11 Canon Kabushiki Kaisha Magnetic toner
US5577670A (en) * 1991-07-16 1996-11-26 Canon Kabushiki Kaisha Pneumatic impact pulverizer system
US5839670A (en) * 1991-07-16 1998-11-24 Canon Kabushiki Kaisha Pneumatic impact pulverizer, fine powder production apparatus, and toner production process
EP0679441A2 (en) 1991-07-16 1995-11-02 Canon Kabushiki Kaisha Toner production process
EP0679442A2 (en) 1991-07-16 1995-11-02 Canon Kabushiki Kaisha Fine powder production apparatus
US5424810A (en) * 1991-09-13 1995-06-13 Canon Kabushiki Kaisha Magnetic toner, magnetic developer, apparatus unit, image forming apparatus and facsimile apparatus
EP0541113A1 (en) 1991-11-08 1993-05-12 Canon Kabushiki Kaisha Monocomponent-type developer for developing electrostatic image and image forming method
US5348829A (en) * 1991-11-08 1994-09-20 Canon Kabushiki Kaisha Monocomponent-type developer for developing electrostatic image and image forming method
US5358183A (en) * 1992-05-08 1994-10-25 Canon Kabushiki Kaisha Pneumatic pulverizer and process for producing toner
US5447815A (en) * 1992-06-04 1995-09-05 Canon Kabushiki Kaisha Developer for developing electrostatic image and image forming method
US5370957A (en) * 1992-06-16 1994-12-06 Mitsubishi Kasei Corporation Electrostatic developer and electrostatic developing method
US5364720A (en) * 1992-10-15 1994-11-15 Canon Kabushiki Kaisha Magnetic developer for developing electrostatic images
US5439769A (en) * 1992-12-16 1995-08-08 Seiko Epson Corporation Developing method and system
US5766813A (en) * 1992-12-16 1998-06-16 Seiko Epson Corporation Developing method and system for transferring toner from a toner carrier member to a latent image carrier
US5659858A (en) * 1992-12-16 1997-08-19 Seiko Epson Corporation Developing method and system
US5447275A (en) * 1993-01-29 1995-09-05 Canon Kabushiki Kaisha Toner production process
US5663026A (en) * 1993-10-08 1997-09-02 Canon Kabushiki Kaisha Magnetic toner, process cartridge and image forming method
EP0686882A1 (en) 1994-05-13 1995-12-13 Canon Kabushiki Kaisha Toner for developing electrostatic images, process cartridge, and image forming method
US6002895A (en) * 1994-05-13 1999-12-14 Canon Kabushiki Kaisha Process cartridge
US5736288A (en) * 1994-05-13 1998-04-07 Canon Kabushiki Kaisha Toner for developing electrostatic images, process cartridge, and image forming method
US5641600A (en) * 1994-08-05 1997-06-24 Canon Kabushiki Kaisha Magnetic toner and image forming method
EP0699963A1 (en) 1994-08-05 1996-03-06 Canon Kabushiki Kaisha Magnetic toner and image forming method
US6447968B1 (en) 1996-12-26 2002-09-10 Canon Kabushiki Kaisha Magnetic toner, process for producing magnetic toner, and image forming method
US6447969B1 (en) 1999-06-02 2002-09-10 Canon Kabushiki Kaisha Toner and image forming method
US6703176B2 (en) 1999-10-06 2004-03-09 Canon Kabushiki Kaisha Toner, process for producing toner image forming method and apparatus unit
US6586151B1 (en) 1999-10-06 2003-07-01 Canon Kabushiki Kaisha Toner, process for producing toner image forming method and apparatus unit
US6855468B1 (en) 1999-11-19 2005-02-15 Fujitsu Limited Color image formation method
US6465144B2 (en) 2000-03-08 2002-10-15 Canon Kabushiki Kaisha Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the toner
US6589701B2 (en) 2000-07-28 2003-07-08 Canon Kabushiki Kaisha Dry toner, image forming method and process cartridge
US6537715B2 (en) 2000-07-28 2003-03-25 Canon Kabushiki Kaisha Toner, image-forming method and process cartridge
US6630277B2 (en) 2000-11-15 2003-10-07 Canon Kabushiki Kaisha Toner production system
US7043175B2 (en) 2000-11-15 2006-05-09 Canon Kabushiki Kaisha Image forming method and apparatus
US6823159B2 (en) 2000-11-16 2004-11-23 Canon Kabushiki Kaisha Image forming apparatus and process cartridge including a developing device provided at least with a developer holding member for holding a developer containing a toner and a developer regulating member
US6803164B2 (en) 2001-09-12 2004-10-12 Canon Kabushiki Kaisha Magnetic black toner
US6819905B2 (en) 2002-03-07 2004-11-16 Canon Kabushiki Kaisha Image forming apparatus
EP1544688A1 (en) 2003-12-15 2005-06-22 Canon Kabushiki Kaisha Image forming apparatus with press-contact development
US7233758B2 (en) 2003-12-15 2007-06-19 Canon Kabushiki Kaisha Developing apparatus featuring a developer carrying member with an elastic surface layer
US7239831B2 (en) 2003-12-15 2007-07-03 Canon Kabushiki Kaisha Image forming apparatus when a maximum developing bias voltage |V| max and surface potential Vd of a charged image bearing member satisfy: |V| max≦|Vd|
US7514196B2 (en) 2004-02-26 2009-04-07 Kyocera Mita Corporation Developing method and developing unit
US7251441B2 (en) 2004-03-29 2007-07-31 Canon Kabushiki Kaisha Developing apparatus including magnetic field generating means, for use with a developer which includes a magnetic toner component
US7452648B2 (en) 2004-09-30 2008-11-18 Kyocera Mita Corporation Magnetic mono-component toner for developing electrostatic latent image and image forming method
US7625685B2 (en) 2004-09-30 2009-12-01 Kyocera Mita Corporation Magnetic mono-component toner for developing electrostatic latent image and image forming method
US7440718B2 (en) 2005-01-28 2008-10-21 Canon Kabushiki Kaisha Developing apparatus featuring image defect supression
US7383003B2 (en) 2005-04-18 2008-06-03 Canon Kabushiki Kaisha Developing apparatus for preventing ghost images and uneven image density
US7379693B2 (en) 2005-04-18 2008-05-27 Canon Kabushiki Kaisha Developing apparatus
US8374530B2 (en) 2005-07-25 2013-02-12 Afit Corporation Methods and apparatus for developing an electrostatic latent image using conductive particles
US7840168B2 (en) 2006-06-23 2010-11-23 Canon Kabushiki Kaisha Developing apparatus
WO2014097593A1 (en) 2012-12-20 2014-06-26 Canon Kabushiki Kaisha Developing unit and process cartridge
US9377715B2 (en) 2012-12-20 2016-06-28 Canon Kabushiki Kaisha Developing unit and process cartridge

Also Published As

Publication number Publication date
JPS5832375B2 (en) 1983-07-12

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