FR1417724A - Magnetic roller for electrophotography - Google Patents

Magnetic roller for electrophotography

Info

Publication number
FR1417724A
FR1417724A FR998997A FR998997A FR1417724A FR 1417724 A FR1417724 A FR 1417724A FR 998997 A FR998997 A FR 998997A FR 998997 A FR998997 A FR 998997A FR 1417724 A FR1417724 A FR 1417724A
Authority
FR
France
Prior art keywords
electrophotography
magnetic roller
roller
magnetic
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
FR998997A
Other languages
French (fr)
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.)
Kalle GmbH and Co KG
Original Assignee
Kalle GmbH and Co KG
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 Kalle GmbH and Co KG filed Critical Kalle GmbH and Co KG
Priority to FR998997A priority Critical patent/FR1417724A/en
Application granted granted Critical
Publication of FR1417724A publication Critical patent/FR1417724A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0231—Magnetic circuits with PM for power or force generation
    • H01F7/0252—PM holding devices
    • H01F7/0268—Magnetic cylinders

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR998997A 1963-12-18 1964-12-17 Magnetic roller for electrophotography Expired FR1417724A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR998997A FR1417724A (en) 1963-12-18 1964-12-17 Magnetic roller for electrophotography

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEK0051671 1963-12-18
FR998997A FR1417724A (en) 1963-12-18 1964-12-17 Magnetic roller for electrophotography

Publications (1)

Publication Number Publication Date
FR1417724A true FR1417724A (en) 1965-11-12

Family

ID=25983853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998997A Expired FR1417724A (en) 1963-12-18 1964-12-17 Magnetic roller for electrophotography

Country Status (1)

Country Link
FR (1) FR1417724A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3455276A (en) * 1967-05-23 1969-07-15 Minnesota Mining & Mfg Magnetically responsive powder applicator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3455276A (en) * 1967-05-23 1969-07-15 Minnesota Mining & Mfg Magnetically responsive powder applicator

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