GB1403258A - Magnet roller developing device - Google Patents

Magnet roller developing device

Info

Publication number
GB1403258A
GB1403258A GB4117572A GB4117572A GB1403258A GB 1403258 A GB1403258 A GB 1403258A GB 4117572 A GB4117572 A GB 4117572A GB 4117572 A GB4117572 A GB 4117572A GB 1403258 A GB1403258 A GB 1403258A
Authority
GB
United Kingdom
Prior art keywords
collar
magnetic
disc
developing device
magnet 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
GB4117572A
Other languages
English (en)
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of GB1403258A publication Critical patent/GB1403258A/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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
    • G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
GB4117572A 1971-09-06 1972-09-05 Magnet roller developing device Expired GB1403258A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6877971A JPS4840440A (de) 1971-09-06 1971-09-06

Publications (1)

Publication Number Publication Date
GB1403258A true GB1403258A (en) 1975-08-28

Family

ID=13383546

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4117572A Expired GB1403258A (en) 1971-09-06 1972-09-05 Magnet roller developing device

Country Status (3)

Country Link
JP (1) JPS4840440A (de)
DE (1) DE2242367B2 (de)
GB (1) GB1403258A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7509870A (nl) * 1975-08-20 1977-02-22 Oce Van Der Grinten Nv Magneetrol.
JPS5857113B2 (ja) * 1975-11-08 1983-12-19 キヤノン株式会社 デンシシヤシンゲンゾウソウチ
JPS5296698U (de) * 1976-01-17 1977-07-20
JPS5372628A (en) * 1976-12-10 1978-06-28 Hitachi Metals Ltd Permanent magnet roll used for development of electrophotography
JPS5466845A (en) * 1977-11-08 1979-05-29 Ricoh Co Ltd Device for preventing reverse side of sheet from staining in developing
JPS5479043A (en) * 1977-12-05 1979-06-23 Kopia Kk Developing magnet roll for electrostatic copying machine
US4258372A (en) * 1978-04-14 1981-03-24 Ricoh Company, Ltd. Small clearance retention apparatus

Also Published As

Publication number Publication date
DE2242367A1 (de) 1973-03-15
JPS4840440A (de) 1973-06-14
DE2242367B2 (de) 1980-12-11

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years