EP0138376A3 - Method and apparatus of electrophotography - Google Patents

Method and apparatus of electrophotography Download PDF

Info

Publication number
EP0138376A3
EP0138376A3 EP84306194A EP84306194A EP0138376A3 EP 0138376 A3 EP0138376 A3 EP 0138376A3 EP 84306194 A EP84306194 A EP 84306194A EP 84306194 A EP84306194 A EP 84306194A EP 0138376 A3 EP0138376 A3 EP 0138376A3
Authority
EP
European Patent Office
Prior art keywords
electrophotography
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
EP84306194A
Other versions
EP0138376B1 (en
EP0138376A2 (en
Inventor
Tutomu C/O Patent Division K.K. Toshiba Saito
Hitoshi C/O Patent Division K.K. Toshiba Yoneda
Tadayoshi C/O Patent Division K.K. Toshiba Ohno
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.)
Toshiba Corp
Original Assignee
Toshiba 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 JP17256983A external-priority patent/JPS6063564A/en
Priority claimed from JP58172570A external-priority patent/JPS6064364A/en
Priority claimed from JP17257183A external-priority patent/JPS6064365A/en
Priority claimed from JP58172572A external-priority patent/JPS6064359A/en
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of EP0138376A2 publication Critical patent/EP0138376A2/en
Publication of EP0138376A3 publication Critical patent/EP0138376A3/en
Application granted granted Critical
Publication of EP0138376B1 publication Critical patent/EP0138376B1/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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/34—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the powder image is formed directly on the recording material, e.g. by using a liquid toner
    • G03G15/344—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the powder image is formed directly on the recording material, e.g. by using a liquid toner by selectively transferring the powder to the recording medium, e.g. by using a LED array
    • 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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/34—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the powder image is formed directly on the recording material, e.g. by using a liquid toner
    • G03G15/342—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the powder image is formed directly on the recording material, e.g. by using a liquid toner by forming a uniform powder layer and then removing the non-image areas
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02—Charge-receiving layers
    • G03G5/04—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0497—Exposure from behind the image carrying surface
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2217/00—Details of electrographic processes using patterns other than charge patterns
    • G03G2217/0091—Process comprising image exposure at the developing area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrophotography Using Other Than Carlson'S Method (AREA)
EP19840306194 1983-09-19 1984-09-11 Method and apparatus of electrophotography Expired EP0138376B1 (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP17256983A JPS6063564A (en) 1983-09-19 1983-09-19 Image forming method and its device
JP172572/83 1983-09-19
JP58172570A JPS6064364A (en) 1983-09-19 1983-09-19 Method and device for image formation
JP172569/83 1983-09-19
JP172571/83 1983-09-19
JP172570/83 1983-09-19
JP17257183A JPS6064365A (en) 1983-09-19 1983-09-19 Method and device for image formation
JP58172572A JPS6064359A (en) 1983-09-19 1983-09-19 Method and device for image forming

Publications (3)

Publication Number Publication Date
EP0138376A2 EP0138376A2 (en) 1985-04-24
EP0138376A3 true EP0138376A3 (en) 1985-07-17
EP0138376B1 EP0138376B1 (en) 1987-03-04

Family

ID=27474443

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19840306194 Expired EP0138376B1 (en) 1983-09-19 1984-09-11 Method and apparatus of electrophotography

Country Status (2)

Country Link
EP (1) EP0138376B1 (en)
DE (1) DE3462558D1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61256358A (en) * 1985-05-10 1986-11-13 Seikosha Co Ltd Electrophotographic recording method
DE10235591B4 (en) * 2002-08-03 2005-03-03 Koenig & Bauer Ag Apparatus for imaging the surface of a printing form cylinder or a printing form mounted on the printing form cylinder

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2924519A (en) * 1957-12-27 1960-02-09 Ibm Machine and method for reproducing images with photoconductive ink
GB876577A (en) * 1957-12-10 1961-09-06 Otto Kurt Kolb Method and apparatus for producing a developed xerographic print simultaneously with exposure
GB1463890A (en) * 1973-12-20 1977-02-09 Ibm Xerographic printing machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB876577A (en) * 1957-12-10 1961-09-06 Otto Kurt Kolb Method and apparatus for producing a developed xerographic print simultaneously with exposure
US2924519A (en) * 1957-12-27 1960-02-09 Ibm Machine and method for reproducing images with photoconductive ink
GB1463890A (en) * 1973-12-20 1977-02-09 Ibm Xerographic printing machine

Also Published As

Publication number Publication date
EP0138376B1 (en) 1987-03-04
EP0138376A2 (en) 1985-04-24
DE3462558D1 (en) 1987-04-09

Similar Documents

Publication Publication Date Title
GB2144676B (en) Apparatus and method of extrusion
DE3469812D1 (en) Electrographic marking apparatus and method
DE3473648D1 (en) Weighing apparatus and method
GB2150689B (en) Measuring apparatus and method
GB2160126B (en) Developing method and apparatus
GB2152706B (en) Two-color electrophotographic apparatus and process
HK12494A (en) Developing method and apparatus
GB2155554B (en) Method of and apparatus for application
JPS57185060A (en) Copying method and apparatus
GB2099369B (en) Method and apparatus for electrophotography
ZA828951B (en) Toning apparatus and method
ZA842438B (en) Stuffing method and apparatus
DE3477997D1 (en) Coating method and apparatus
IL70861A0 (en) Method and apparatus for modification of climatic conditions
DE3478769D1 (en) An improved method of character recognitionand apparatus therefor
DE3370382D1 (en) Electrophotographic method and apparatus
DE3174648D1 (en) Electrographic method and apparatus
IL72275A0 (en) Apparatus and method for toning photocopies
GB2150764B (en) Corona charging apparatus and method
DE3462558D1 (en) Method and apparatus of electrophotography
PL250670A1 (en) Method of and apparatus for reducing oxidic sibstances
JPS57161735A (en) Copying method and apparatus
GB2142854B (en) Draw-bending apparatus and method
DE3470922D1 (en) Differential apparatus and method of making
DE3471141D1 (en) Differential apparatus and method of making

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19840921

AK Designated contracting states

Designated state(s): DE FR GB

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

RHK1 Main classification (correction)

Ipc: G03G 15/24

AK Designated contracting states

Designated state(s): DE FR GB

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB

REF Corresponds to:

Ref document number: 3462558

Country of ref document: DE

Date of ref document: 19870409

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19950904

Year of fee payment: 12

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19950911

Year of fee payment: 12

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19950918

Year of fee payment: 12

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19960911

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19960930

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19960911

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19970603

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST