FR2336716A1 - Rouleau de developpement pour machine de photocopie electrostatique - Google Patents

Rouleau de developpement pour machine de photocopie electrostatique

Info

Publication number
FR2336716A1
FR2336716A1 FR7638787A FR7638787A FR2336716A1 FR 2336716 A1 FR2336716 A1 FR 2336716A1 FR 7638787 A FR7638787 A FR 7638787A FR 7638787 A FR7638787 A FR 7638787A FR 2336716 A1 FR2336716 A1 FR 2336716A1
Authority
FR
France
Prior art keywords
magnetic core
shell
outer shell
rotate
chemically inert
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
FR7638787A
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.)
Speed O Print Business Machines Corp
Original Assignee
Speed O Print Business Machines Corp
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
Priority claimed from US05/643,012 external-priority patent/US4003334A/en
Application filed by Speed O Print Business Machines Corp filed Critical Speed O Print Business Machines Corp
Publication of FR2336716A1 publication Critical patent/FR2336716A1/fr
Pending 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
    • G03G15/0928—Details concerning the magnetic brush roller structure, e.g. magnet configuration relating to the shell, e.g. structure, composition

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
FR7638787A 1975-12-22 1976-12-22 Rouleau de developpement pour machine de photocopie electrostatique Pending FR2336716A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/643,012 US4003334A (en) 1975-11-11 1975-12-22 Developer roller for electrostatic copier

Publications (1)

Publication Number Publication Date
FR2336716A1 true FR2336716A1 (fr) 1977-07-22

Family

ID=24579001

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638787A Pending FR2336716A1 (fr) 1975-12-22 1976-12-22 Rouleau de developpement pour machine de photocopie electrostatique

Country Status (1)

Country Link
FR (1) FR2336716A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176652A (en) * 1960-09-26 1965-04-06 Xerox Corp Xerographic developing apparatus
FR2280929A1 (fr) * 1974-08-01 1976-02-27 Mita Industrial Co Ltd Procede et appareil pour le developpement d'images electrostatiques latentes

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176652A (en) * 1960-09-26 1965-04-06 Xerox Corp Xerographic developing apparatus
FR2280929A1 (fr) * 1974-08-01 1976-02-27 Mita Industrial Co Ltd Procede et appareil pour le developpement d'images electrostatiques latentes

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