DE2947981C2 - Elektrophotographisches Kopiergerät - Google Patents

Elektrophotographisches Kopiergerät

Info

Publication number
DE2947981C2
DE2947981C2 DE19792947981 DE2947981A DE2947981C2 DE 2947981 C2 DE2947981 C2 DE 2947981C2 DE 19792947981 DE19792947981 DE 19792947981 DE 2947981 A DE2947981 A DE 2947981A DE 2947981 C2 DE2947981 C2 DE 2947981C2
Authority
DE
Germany
Prior art keywords
belt
endless belt
electrostatic
image
drive roller
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
DE19792947981
Other languages
German (de)
English (en)
Other versions
DE2947981A1 (de
Inventor
Nobuyuki Tokyo Yanagawa
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE2947981A1 publication Critical patent/DE2947981A1/de
Application granted granted Critical
Publication of DE2947981C2 publication Critical patent/DE2947981C2/de
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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
    • G03G21/0035—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a brush; Details of cleaning brushes, e.g. fibre density
    • 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
    • G03G15/28—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 projection is obtained by line scanning
    • G03G15/283—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 projection is obtained by line scanning using a reusable recording medium in form of a band

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Color Electrophotography (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
DE19792947981 1978-11-28 1979-11-28 Elektrophotographisches Kopiergerät Expired DE2947981C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14700078A JPS5573075A (en) 1978-11-28 1978-11-28 Electrophotographic copying apparatus

Publications (2)

Publication Number Publication Date
DE2947981A1 DE2947981A1 (de) 1980-05-29
DE2947981C2 true DE2947981C2 (de) 1983-12-01

Family

ID=15420309

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792947981 Expired DE2947981C2 (de) 1978-11-28 1979-11-28 Elektrophotographisches Kopiergerät

Country Status (2)

Country Link
JP (1) JPS5573075A (enrdf_load_stackoverflow)
DE (1) DE2947981C2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55120065A (en) * 1979-03-09 1980-09-16 Ricoh Co Ltd Electrophotographic copier
JPS6032078A (ja) * 1983-08-01 1985-02-19 Fuji Photo Film Co Ltd 回転ヘッド型電子写真装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1227590A (fr) * 1958-05-28 1960-08-22 Rank Xerox Ltd Projection d'images
US3533692A (en) * 1968-02-05 1970-10-13 Addressograph Multigraph Photoelectrostatic copying apparatus
US3637306A (en) * 1970-12-02 1972-01-25 Ibm Copying system featuring alternate developing and cleaning of successive image areas on photoconductor
US3836245A (en) * 1972-11-29 1974-09-17 Savin Business Machines Corp Copy machine having photoconductive belt
JPS4991650A (enrdf_load_stackoverflow) * 1972-12-30 1974-09-02
US4036556A (en) * 1976-01-15 1977-07-19 International Business Machines Corporation Preconditioning image transfer areas in document reproduction machines

Also Published As

Publication number Publication date
JPS6252304B2 (enrdf_load_stackoverflow) 1987-11-04
DE2947981A1 (de) 1980-05-29
JPS5573075A (en) 1980-06-02

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
8126 Change of the secondary classification

Ipc: ENTFAELLT

D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: SCHWABE, H., DIPL.-ING. SANDMAIR, K., DIPL.-CHEM. DR.JUR. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee