GB8414334D0 - Toner density control - Google Patents

Toner density control

Info

Publication number
GB8414334D0
GB8414334D0 GB8414334A GB8414334A GB8414334D0 GB 8414334 D0 GB8414334 D0 GB 8414334D0 GB 8414334 A GB8414334 A GB 8414334A GB 8414334 A GB8414334 A GB 8414334A GB 8414334 D0 GB8414334 D0 GB 8414334D0
Authority
GB
United Kingdom
Prior art keywords
toner density
density control
control
toner
density
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.)
Granted
Application number
GB8414334A
Other versions
GB2141050A (en
GB2141050B (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.)
Xerox Corp
Original Assignee
Xerox 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 GB838315737A external-priority patent/GB8315737D0/en
Application filed by Xerox Corp filed Critical Xerox Corp
Priority to GB8414334A priority Critical patent/GB2141050B/en
Publication of GB8414334D0 publication Critical patent/GB8414334D0/en
Publication of GB2141050A publication Critical patent/GB2141050A/en
Application granted granted Critical
Publication of GB2141050B publication Critical patent/GB2141050B/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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means
    • 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
GB8414334A 1983-06-08 1984-06-05 Plain paper copier Expired GB2141050B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8414334A GB2141050B (en) 1983-06-08 1984-06-05 Plain paper copier

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838315737A GB8315737D0 (en) 1983-06-08 1983-06-08 Toner density control
GB8414334A GB2141050B (en) 1983-06-08 1984-06-05 Plain paper copier

Publications (3)

Publication Number Publication Date
GB8414334D0 true GB8414334D0 (en) 1984-07-11
GB2141050A GB2141050A (en) 1984-12-12
GB2141050B GB2141050B (en) 1986-09-10

Family

ID=26286326

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8414334A Expired GB2141050B (en) 1983-06-08 1984-06-05 Plain paper copier

Country Status (1)

Country Link
GB (1) GB2141050B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3807121A1 (en) * 1988-03-04 1989-09-14 Siemens Ag ELECTROPHOTOGRAPHIC PRINTING DEVICE WITH CONTROLLED ELECTROPHOTOGRAPHIC PROCESS
US4951088A (en) * 1988-12-13 1990-08-21 International Business Machines Corporation Toner mass developed control ratio modification system
JPH0310272A (en) * 1989-06-07 1991-01-17 Canon Inc Image forming device

Also Published As

Publication number Publication date
GB2141050A (en) 1984-12-12
GB2141050B (en) 1986-09-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010605