JPH0322626B2 - - Google Patents

Info

Publication number
JPH0322626B2
JPH0322626B2 JP56101420A JP10142081A JPH0322626B2 JP H0322626 B2 JPH0322626 B2 JP H0322626B2 JP 56101420 A JP56101420 A JP 56101420A JP 10142081 A JP10142081 A JP 10142081A JP H0322626 B2 JPH0322626 B2 JP H0322626B2
Authority
JP
Japan
Prior art keywords
latent image
image forming
toner
forming body
reflection densitometer
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 - Lifetime
Application number
JP56101420A
Other languages
English (en)
Japanese (ja)
Other versions
JPS582861A (ja
Inventor
Yoshihiro Nakajo
Minoru Koseki
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP56101420A priority Critical patent/JPS582861A/ja
Publication of JPS582861A publication Critical patent/JPS582861A/ja
Publication of JPH0322626B2 publication Critical patent/JPH0322626B2/ja
Granted 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)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP56101420A 1981-06-30 1981-06-30 トナ−濃度検知器 Granted JPS582861A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56101420A JPS582861A (ja) 1981-06-30 1981-06-30 トナ−濃度検知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56101420A JPS582861A (ja) 1981-06-30 1981-06-30 トナ−濃度検知器

Publications (2)

Publication Number Publication Date
JPS582861A JPS582861A (ja) 1983-01-08
JPH0322626B2 true JPH0322626B2 (enrdf_load_stackoverflow) 1991-03-27

Family

ID=14300213

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56101420A Granted JPS582861A (ja) 1981-06-30 1981-06-30 トナ−濃度検知器

Country Status (1)

Country Link
JP (1) JPS582861A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5136229B2 (enrdf_load_stackoverflow) * 1972-06-07 1976-10-07
JPS6019504B2 (ja) * 1976-04-23 1985-05-16 キヤノン株式会社 現像剤の濃度調整方法及びその装置
JPS5836130Y2 (ja) * 1978-08-14 1983-08-15 ソニー株式会社 端子

Also Published As

Publication number Publication date
JPS582861A (ja) 1983-01-08

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