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JPS5394940A - Magnetic roller - Google Patents

Magnetic roller

Info

Publication number
JPS5394940A
JPS5394940A JP897277A JP897277A JPS5394940A JP S5394940 A JPS5394940 A JP S5394940A JP 897277 A JP897277 A JP 897277A JP 897277 A JP897277 A JP 897277A JP S5394940 A JPS5394940 A JP S5394940A
Authority
JP
Japan
Prior art keywords
magnetic roller
magnetic
elevate
electro
polymer
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.)
Pending
Application number
JP897277A
Other languages
Japanese (ja)
Inventor
Tadashi Sakairi
Tamotsu Wakahata
Sadao Watanabe
Koji Koetani
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP897277A priority Critical patent/JPS5394940A/en
Publication of JPS5394940A publication Critical patent/JPS5394940A/en
Pending legal-status Critical Current

Links

Landscapes

  • Magnetic Brush Developing In Electrophotography (AREA)
  • Hard Magnetic Materials (AREA)

Abstract

PURPOSE: To reduce the weight of a magnetic roller for use in electro-photographic developing machines or the like, to improve workability, and magnetic characteristic, and elevate size precision, by forming a mixture of polymer and ferrite powder on the surface of core material.
COPYRIGHT: (C)1978,JPO&Japio
JP897277A 1977-01-28 1977-01-28 Magnetic roller Pending JPS5394940A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP897277A JPS5394940A (en) 1977-01-28 1977-01-28 Magnetic roller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP897277A JPS5394940A (en) 1977-01-28 1977-01-28 Magnetic roller

Publications (1)

Publication Number Publication Date
JPS5394940A true JPS5394940A (en) 1978-08-19

Family

ID=11707591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP897277A Pending JPS5394940A (en) 1977-01-28 1977-01-28 Magnetic roller

Country Status (1)

Country Link
JP (1) JPS5394940A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5458899A (en) * 1977-10-20 1979-05-11 Hitachi Metals Ltd Magnet roll
JPS56108207A (en) * 1980-01-31 1981-08-27 Fuji Xerox Co Ltd Magnetic roll and manufacture thereof
EP0106037A2 (en) * 1982-07-30 1984-04-25 Kabushiki Kaisha Toshiba Electrophotographic developing device
JPS606969A (en) * 1983-06-24 1985-01-14 Fuji Xerox Co Ltd Developing roll for magnetic brush development
JPS6146006A (en) * 1984-08-10 1986-03-06 Kanegafuchi Chem Ind Co Ltd Anisotropic resin magnet
JPH01142563A (en) * 1987-11-30 1989-06-05 Mita Ind Co Ltd Developing method
US5129358A (en) * 1989-04-20 1992-07-14 Minolta Camera Kabushiki Kaisha Magnetic roller for use in a developing device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5458899A (en) * 1977-10-20 1979-05-11 Hitachi Metals Ltd Magnet roll
JPS56108207A (en) * 1980-01-31 1981-08-27 Fuji Xerox Co Ltd Magnetic roll and manufacture thereof
JPS6341203B2 (en) * 1980-01-31 1988-08-16 Fuji Xerox Co Ltd
EP0106037A2 (en) * 1982-07-30 1984-04-25 Kabushiki Kaisha Toshiba Electrophotographic developing device
JPS606969A (en) * 1983-06-24 1985-01-14 Fuji Xerox Co Ltd Developing roll for magnetic brush development
JPS6146006A (en) * 1984-08-10 1986-03-06 Kanegafuchi Chem Ind Co Ltd Anisotropic resin magnet
JPH0315804B2 (en) * 1984-08-10 1991-03-04 Kanegafuchi Chemical Ind
JPH01142563A (en) * 1987-11-30 1989-06-05 Mita Ind Co Ltd Developing method
US5129358A (en) * 1989-04-20 1992-07-14 Minolta Camera Kabushiki Kaisha Magnetic roller for use in a developing device

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