FR2299669A1 - Donneur xerographique a micro-champs et procede pour transporter des particules de toner chargees - Google Patents

Donneur xerographique a micro-champs et procede pour transporter des particules de toner chargees

Info

Publication number
FR2299669A1
FR2299669A1 FR7540226A FR7540226A FR2299669A1 FR 2299669 A1 FR2299669 A1 FR 2299669A1 FR 7540226 A FR7540226 A FR 7540226A FR 7540226 A FR7540226 A FR 7540226A FR 2299669 A1 FR2299669 A1 FR 2299669A1
Authority
FR
France
Prior art keywords
xerographic
donor
micro
field
toner particles
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
FR7540226A
Other languages
English (en)
French (fr)
Other versions
FR2299669B1 (cs
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.)
Xerox Corp
Original Assignee
Xerox 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
Priority claimed from US05/546,589 external-priority patent/US3998185A/en
Priority claimed from US05/546,588 external-priority patent/US3999515A/en
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of FR2299669A1 publication Critical patent/FR2299669A1/fr
Application granted granted Critical
Publication of FR2299669B1 publication Critical patent/FR2299669B1/fr
Granted 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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0818—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the structure of the donor member, e.g. surface properties

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Developing Agents For Electrophotography (AREA)
FR7540226A 1975-02-03 1975-12-31 Donneur xerographique a micro-champs et procede pour transporter des particules de toner chargees Granted FR2299669A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/546,589 US3998185A (en) 1975-02-03 1975-02-03 Microfield donors with toner agitation and the methods for their manufacture
US05/546,588 US3999515A (en) 1975-02-03 1975-02-03 Self-spacing microfield donors

Publications (2)

Publication Number Publication Date
FR2299669A1 true FR2299669A1 (fr) 1976-08-27
FR2299669B1 FR2299669B1 (cs) 1982-08-27

Family

ID=27068294

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7540226A Granted FR2299669A1 (fr) 1975-02-03 1975-12-31 Donneur xerographique a micro-champs et procede pour transporter des particules de toner chargees

Country Status (4)

Country Link
CA (1) CA1066042A (cs)
FR (1) FR2299669A1 (cs)
GB (1) GB1515938A (cs)
NL (1) NL7515147A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2653241A1 (fr) * 1989-10-13 1991-04-19 Ricoh Kk Procede de developpement et appareil associe utilisant un support de revelateur qui peut former des micro-champs a sa surface.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4445771A (en) * 1980-12-05 1984-05-01 Ricoh Company, Ltd. Developing apparatus for electrostatic photography

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696783A (en) * 1970-12-15 1972-10-10 Xerox Corp Automated touchdown developement system
US3759222A (en) * 1971-03-04 1973-09-18 Xerox Corp Microfield donor with continuously reversing microfields
DE2250703A1 (de) * 1971-12-24 1974-04-18 Kalle Ag Elektrofotografisches geraet mit entwickelelektrode
FR2217738A1 (cs) * 1973-02-15 1974-09-06 Xerox Corp
US3854449A (en) * 1972-05-22 1974-12-17 Xerox Corp Development apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696783A (en) * 1970-12-15 1972-10-10 Xerox Corp Automated touchdown developement system
US3759222A (en) * 1971-03-04 1973-09-18 Xerox Corp Microfield donor with continuously reversing microfields
DE2250703A1 (de) * 1971-12-24 1974-04-18 Kalle Ag Elektrofotografisches geraet mit entwickelelektrode
US3854449A (en) * 1972-05-22 1974-12-17 Xerox Corp Development apparatus
FR2217738A1 (cs) * 1973-02-15 1974-09-06 Xerox Corp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2653241A1 (fr) * 1989-10-13 1991-04-19 Ricoh Kk Procede de developpement et appareil associe utilisant un support de revelateur qui peut former des micro-champs a sa surface.
US5315061A (en) * 1989-10-13 1994-05-24 Ricoh Company, Ltd. Developing apparatus using a developer carrier capable of forming microfields
US5451713A (en) * 1989-10-13 1995-09-19 Ricoh Company, Ltd. Developing apparatus using a developer carrier capable of forming microfields

Also Published As

Publication number Publication date
NL7515147A (nl) 1976-06-30
CA1066042A (en) 1979-11-13
FR2299669B1 (cs) 1982-08-27
GB1515938A (en) 1978-06-28

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Legal Events

Date Code Title Description
ST Notification of lapse