NL7004419A - - Google Patents

Info

Publication number
NL7004419A
NL7004419A NL7004419A NL7004419A NL7004419A NL 7004419 A NL7004419 A NL 7004419A NL 7004419 A NL7004419 A NL 7004419A NL 7004419 A NL7004419 A NL 7004419A NL 7004419 A NL7004419 A NL 7004419A
Authority
NL
Netherlands
Application number
NL7004419A
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 filed Critical
Publication of NL7004419A publication Critical patent/NL7004419A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/023—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil
    • 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
    • G03G15/0853—Detection or control means for the developer concentration the concentration being measured by magnetic means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S222/00—Dispensing
    • Y10S222/01—Xerography

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dry Development In Electrophotography (AREA)
NL7004419A 1969-03-27 1970-03-26 NL7004419A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81113269A 1969-03-27 1969-03-27

Publications (1)

Publication Number Publication Date
NL7004419A true NL7004419A (enrdf_load_stackoverflow) 1970-09-29

Family

ID=25205664

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7004419A NL7004419A (enrdf_load_stackoverflow) 1969-03-27 1970-03-26

Country Status (10)

Country Link
US (1) US3572551A (enrdf_load_stackoverflow)
JP (1) JPS4938730B1 (enrdf_load_stackoverflow)
BE (1) BE747889A (enrdf_load_stackoverflow)
CA (1) CA948276A (enrdf_load_stackoverflow)
CH (1) CH533325A (enrdf_load_stackoverflow)
DE (1) DE2014430A1 (enrdf_load_stackoverflow)
FR (1) FR2035930A1 (enrdf_load_stackoverflow)
GB (1) GB1271882A (enrdf_load_stackoverflow)
NL (1) NL7004419A (enrdf_load_stackoverflow)
SE (1) SE365625B (enrdf_load_stackoverflow)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892672A (en) * 1970-08-21 1975-07-01 Addressograph Multigraph Automatic toner concentrate detector and control device
US3821938A (en) * 1971-12-17 1974-07-02 Ibm Toner usage sensing system
US3873002A (en) * 1973-04-16 1975-03-25 Xerox Corp Toner dispenser logic control
US3834806A (en) * 1973-05-07 1974-09-10 Xerox Corp Particle level indicator
JPS5246095B2 (enrdf_load_stackoverflow) * 1973-05-25 1977-11-21
JPS5619637B2 (enrdf_load_stackoverflow) * 1973-06-20 1981-05-08
US3893408A (en) * 1973-12-26 1975-07-08 Xerox Corp Toner dispensing system
US3999687A (en) * 1974-07-17 1976-12-28 Savin Business Machines Corporation Toner concentration detector
US3970036A (en) * 1974-07-17 1976-07-20 Savin Business Machines Corporation Toner concentration detector for dry powder magnetic brush toning system
JPS52125339A (en) * 1976-04-14 1977-10-21 Hitachi Ltd Detector for toner density
JPS52131729A (en) * 1976-04-28 1977-11-04 Ricoh Co Ltd Toner concentration detection circuit
JPS5349437A (en) * 1976-10-16 1978-05-04 Hitachi Ltd Toner density detector
US4226525A (en) * 1976-10-19 1980-10-07 Ricoh Company, Ltd. Electrostatic copying machine
DE2747128C3 (de) * 1976-10-20 1980-01-24 Sharp K.K., Osaka (Japan) Prüfvorrichtung für die Menge an Entwicklerpulver in einem elektrofotografischen Kopiergerät
GB1600956A (en) * 1977-02-28 1981-10-21 Ricoh Kk Methods and apparatus for detecting toner concentrations
JPS53126944A (en) * 1977-04-13 1978-11-06 Hitachi Ltd Developing device using developing powder
JPS609269B2 (ja) * 1977-04-19 1985-03-08 株式会社リコー ２成分系現像剤におけるトナ−濃度検知方法
DE2726370C2 (de) * 1977-06-10 1981-09-24 Basf Ag, 6700 Ludwigshafen Meßverfahren und Meßeinrichtung zur Bestimmung der Homogenität von Magnetdispersionen
DE2727402C2 (de) * 1977-06-18 1979-04-19 Hoechst Ag, 6000 Frankfurt Vorrichtung zur Messung der Tonerkonzentration eines Entwicklergemisches
US4270487A (en) * 1977-10-27 1981-06-02 Hitachi, Ltd. Developer regulating device in developing apparatus
JPS6027985B2 (ja) * 1977-11-07 1985-07-02 株式会社日立製作所 現像剤トナ−濃度検出装置
US4310238A (en) * 1979-09-08 1982-01-12 Ricoh Company, Ltd. Electrostatic copying apparatus
JPS6036585B2 (ja) * 1979-11-24 1985-08-21 株式会社日立製作所 現像装置
JPS5726879A (en) * 1980-07-23 1982-02-13 Mita Ind Co Ltd Control device for replenishing of developer
US4468112A (en) * 1981-02-18 1984-08-28 Canon Kabushiki Kaisha Developer concentration controlling device
US4357901A (en) * 1981-09-03 1982-11-09 Bunnington Corporation Method and system for magnetically sensing and controlling toner concentration and optical density of copies in electrostatic reproduction
JPS58136473A (ja) * 1982-02-08 1983-08-13 Hitachi Ltd プリント装置
EP0086516B1 (en) * 1982-02-11 1986-05-28 Agfa-Gevaert N.V. Xerographic copying apparatus
DE3308066C1 (de) * 1983-03-08 1984-09-13 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach Farbdosiervorrichtung fuer eine Farbkastenwalze
JP3021619B2 (ja) * 1990-11-16 2000-03-15 三洋電機株式会社 画像形成装置
US5166729A (en) * 1991-08-30 1992-11-24 Xerox Corporation Toner concentration sensing apparatus
JPH09329967A (ja) * 1995-11-27 1997-12-22 Fuji Xerox Co Ltd 現像装置
EP0807866A1 (en) * 1996-05-17 1997-11-19 Agfa-Gevaert N.V. Electrostatographic developing device with toner dosage reservoir
CN104460267B (zh) * 2013-09-20 2019-06-14 京瓷办公信息系统株式会社 显影装置、图像形成装置以及调色剂浓度检测方法
JP6332231B2 (ja) * 2015-10-28 2018-05-30 京セラドキュメントソリューションズ株式会社 現像装置及び画像形成装置
CN112630375B (zh) * 2020-07-31 2022-03-29 南通贝得彩色印刷有限公司 一种彩色印刷装置的环保检测方法和装置
CN113117358B (zh) * 2021-05-21 2022-07-12 天津民祥生物医药股份有限公司 一种用于生产l-脯氨酰胺的浓缩干燥设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2909303A (en) * 1957-12-09 1959-10-20 Reserve Mining Co Ratio control of binder to concentrate
GB1022373A (en) * 1963-10-24 1966-03-09 Head Wrightson & Co Ltd Improvements relating to control of flow of particulate solid materials through pipes
US3399652A (en) * 1967-06-14 1968-09-03 Addressograph Multigraph Automatic toner concentrate detector

Also Published As

Publication number Publication date
JPS4938730B1 (enrdf_load_stackoverflow) 1974-10-19
CH533325A (de) 1973-01-31
SE365625B (enrdf_load_stackoverflow) 1974-03-25
CA948276A (en) 1974-05-28
US3572551A (en) 1971-03-30
FR2035930A1 (enrdf_load_stackoverflow) 1970-12-24
DE2014430A1 (enrdf_load_stackoverflow) 1970-10-01
GB1271882A (en) 1972-04-26
BE747889A (fr) 1970-08-31

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