JPS645301B2 - - Google Patents

Info

Publication number
JPS645301B2
JPS645301B2 JP10326580A JP10326580A JPS645301B2 JP S645301 B2 JPS645301 B2 JP S645301B2 JP 10326580 A JP10326580 A JP 10326580A JP 10326580 A JP10326580 A JP 10326580A JP S645301 B2 JPS645301 B2 JP S645301B2
Authority
JP
Japan
Prior art keywords
sleeve
magnet
magnets
magnetic
yoke
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
JP10326580A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5642304A (en
Inventor
Nobuyuki 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
Priority to JP10326580A priority Critical patent/JPS5642304A/ja
Publication of JPS5642304A publication Critical patent/JPS5642304A/ja
Publication of JPS645301B2 publication Critical patent/JPS645301B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00Magnets
    • H01F7/02Permanent magnets [PM]
    • H01F7/0231Magnetic circuits with PM for power or force generation
    • H01F7/0252PM holding devices
    • H01F7/0268Magnetic cylinders

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
JP10326580A 1980-07-28 1980-07-28 Magnet roller Granted JPS5642304A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10326580A JPS5642304A (en) 1980-07-28 1980-07-28 Magnet roller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10326580A JPS5642304A (en) 1980-07-28 1980-07-28 Magnet roller

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP11809179A Division JPS5642246A (en) 1979-09-14 1979-09-14 Exposing unit in electrophotographic copier

Publications (2)

Publication Number Publication Date
JPS5642304A JPS5642304A (en) 1981-04-20
JPS645301B2 true JPS645301B2 (en]) 1989-01-30

Family

ID=14349593

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10326580A Granted JPS5642304A (en) 1980-07-28 1980-07-28 Magnet roller

Country Status (1)

Country Link
JP (1) JPS5642304A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58141258U (ja) * 1982-03-18 1983-09-22 住友特殊金属株式会社 永久磁石ロ−ル

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4898148U (en]) * 1972-02-21 1973-11-20
JPS51147446U (en]) * 1975-05-20 1976-11-26

Also Published As

Publication number Publication date
JPS5642304A (en) 1981-04-20

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