JPS539541A - Electrophotographic copier - Google Patents

Electrophotographic copier

Info

Publication number
JPS539541A
JPS539541A JP8369676A JP8369676A JPS539541A JP S539541 A JPS539541 A JP S539541A JP 8369676 A JP8369676 A JP 8369676A JP 8369676 A JP8369676 A JP 8369676A JP S539541 A JPS539541 A JP S539541A
Authority
JP
Japan
Prior art keywords
electrophotographic copier
magnetic
cam
actuating
deterioration
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
JP8369676A
Other languages
Japanese (ja)
Other versions
JPS5918709B2 (en
Inventor
Mototoshi Sakamaki
Hiroyuki Idenawa
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
Priority to JP8369676A priority Critical patent/JPS5918709B2/en
Publication of JPS539541A publication Critical patent/JPS539541A/en
Publication of JPS5918709B2 publication Critical patent/JPS5918709B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Magnetic Brush Developing In Electrophotography (AREA)

Abstract

PURPOSE: To prevent the deterioration of a developer agent in the development device wherein a magnetic and non-magnetic two-component toner is used by actuating a cleaning blade with a cam, and employing a magnet roll provided with a partly mutilated portion.
COPYRIGHT: (C)1978,JPO&Japio
JP8369676A 1976-07-14 1976-07-14 Electrophotocopy machine Expired JPS5918709B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8369676A JPS5918709B2 (en) 1976-07-14 1976-07-14 Electrophotocopy machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8369676A JPS5918709B2 (en) 1976-07-14 1976-07-14 Electrophotocopy machine

Publications (2)

Publication Number Publication Date
JPS539541A true JPS539541A (en) 1978-01-28
JPS5918709B2 JPS5918709B2 (en) 1984-04-28

Family

ID=13809649

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8369676A Expired JPS5918709B2 (en) 1976-07-14 1976-07-14 Electrophotocopy machine

Country Status (1)

Country Link
JP (1) JPS5918709B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS642261U (en) * 1987-06-24 1989-01-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS642261U (en) * 1987-06-24 1989-01-09

Also Published As

Publication number Publication date
JPS5918709B2 (en) 1984-04-28

Similar Documents

Publication Publication Date Title
JPS535633A (en) Insulating magnetic toner for electrostatic development
JPS53100247A (en) Electrophotographic developing device
JPS5319031A (en) Magnetically attractable developing agent
JPS5289923A (en) Cleaning of remaining toner in electrophotographic copier
JPS5412843A (en) Electrophotographic device
JPS533237A (en) One component type developing toner
JPS5372627A (en) Developing agent and reversal development
UST959003I4 (en) Electrostatic process development apparatus
JPS539541A (en) Electrophotographic copier
JPS55149962A (en) Magnetic brush type developing device
JPS51138442A (en) Magnetic toner
JPS51133028A (en) Electrophotographic development method
JPS57168278A (en) Magnetic brush developing device
JPS52123623A (en) Electrostatic image developer
JPS5329135A (en) Cleaning device for both developing and photo-sensitive body
JPS5359433A (en) Developing device for electrostatic latent image
JPS52146640A (en) Developing device for electrostatic latent image
JPS5423544A (en) Dichromatic developing device
JPS52108139A (en) Magnetic brush device
JPS52146641A (en) Developing device for electrostatic latent image
JPS5329137A (en) Developing device for electrostatic latent image
JPS52108132A (en) Electrostatic latent image development
JPS5310439A (en) Developing apparatus of magnetic brush type
JPS5211037A (en) Electrophotographic carrier manufacture method
JPS533826A (en) Magnetic brush developing process for electrophotographic copier