DE69233296D1 - Verfahren und vorrichtung zur messung der konzentration von ersten und zweiten tonerpartikeln in einer loesung - Google Patents

Verfahren und vorrichtung zur messung der konzentration von ersten und zweiten tonerpartikeln in einer loesung

Info

Publication number
DE69233296D1
DE69233296D1 DE69233296T DE69233296T DE69233296D1 DE 69233296 D1 DE69233296 D1 DE 69233296D1 DE 69233296 T DE69233296 T DE 69233296T DE 69233296 T DE69233296 T DE 69233296T DE 69233296 D1 DE69233296 D1 DE 69233296D1
Authority
DE
Germany
Prior art keywords
concentration
measuring
solution
toner particles
toner
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 - Fee Related
Application number
DE69233296T
Other languages
English (en)
Other versions
DE69233296T2 (de
Inventor
Peter Forgacs
Benzion Landa
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.)
HP Indigo BV
Original Assignee
Hewlett Packard Indigo BV
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 Hewlett Packard Indigo BV filed Critical Hewlett Packard Indigo BV
Publication of DE69233296D1 publication Critical patent/DE69233296D1/de
Application granted granted Critical
Publication of DE69233296T2 publication Critical patent/DE69233296T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G15/10—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer
    • G03G15/104—Preparing, mixing, transporting or dispensing developer
    • G03G15/105—Detection or control means for the toner concentration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/21—Polarisation-affecting properties
    • 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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0105—Details of unit
    • G03G15/0121—Details of unit for developing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N2015/0042—Investigating dispersion of solids
    • G01N2015/0053—Investigating dispersion of solids in liquids, e.g. trouble
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/21—Polarisation-affecting properties
    • G01N2021/217—Measuring depolarisation or comparing polarised and depolarised parts of light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE69233296T 1992-07-02 1992-07-02 Verfahren und vorrichtung zur messung der konzentration von ersten und zweiten tonerpartikeln in einer loesung Expired - Fee Related DE69233296T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/NL1992/000118 WO1994001756A1 (en) 1992-07-02 1992-07-02 A method and an apparatus for detecting concentrations of first and second toner particles in a dispersion

Publications (2)

Publication Number Publication Date
DE69233296D1 true DE69233296D1 (de) 2004-03-04
DE69233296T2 DE69233296T2 (de) 2004-10-14

Family

ID=19860337

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69233296T Expired - Fee Related DE69233296T2 (de) 1992-07-02 1992-07-02 Verfahren und vorrichtung zur messung der konzentration von ersten und zweiten tonerpartikeln in einer loesung

Country Status (7)

Country Link
US (1) US5793490A (de)
EP (1) EP0648325B1 (de)
JP (1) JP3427936B2 (de)
CA (1) CA2139354C (de)
DE (1) DE69233296T2 (de)
HK (1) HK1009488A1 (de)
WO (1) WO1994001756A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6623902B1 (en) 1991-03-28 2003-09-23 Hewlett-Packard Indigo B.V. Liquid toner and method of printing using same
EP0833219A1 (de) * 1996-09-26 1998-04-01 Xerox Corporation System zur Farbenmischung und Steuerung für ein elektrostatographisches Druckgerät
US5970273A (en) * 1998-07-07 1999-10-19 Imation Corp. Ink cartridge for liquid electrographic imaging devices
US6088560A (en) * 1998-07-07 2000-07-11 Imation Corp. Liquid ink replenishment system for liquid electrographic imaging devices
US20020099618A1 (en) * 2000-08-30 2002-07-25 Sergio Stiberman Vehicle lease exchange method & system
US7570893B2 (en) * 2006-06-01 2009-08-04 Hewlett-Packard Development Company, L.P. Methods of monitoring a marking liquid, apparatuses for monitoring a marking liquid, and image transfer devices
US8529837B2 (en) * 2006-08-07 2013-09-10 Biomag Corp. System and method for detecting specific binding reactions using magnetic labels
US7675298B2 (en) * 2007-06-15 2010-03-09 Hewlett-Packard Development Company, L.P. Determining fluid characteristics
BRPI0821177A2 (pt) 2008-03-01 2015-06-16 Hewlett Packard Development Co Aparelho de detecção para pelo menos auxiliar a determinar uma concentração de corantes dentro de um portador líquido, dispositivo de impressão líquida de eletrofotografia e método para determinar uma concentração de corantes dentro de um portador líquido

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283644A (en) * 1962-11-27 1966-11-08 Du Pont Apparatus for determining the concentration of dispersed particulate solids in liquids
CH441814A (de) * 1965-07-23 1967-08-15 Papirind Forskningsinst Verfahren zur kontinuierlichen Bestimmung der Konzentration von Faseraufschwemmungen
US3724957A (en) * 1971-03-04 1973-04-03 Yokogawa Electric Works Ltd Concentration measuring apparatus
US4166702A (en) * 1975-05-12 1979-09-04 Ricoh Company, Ltd. Device for detecting a toner concentration in a developing solution
US4579253A (en) * 1977-05-17 1986-04-01 Savin Corporation Toner control system
US4171916A (en) * 1977-11-18 1979-10-23 Ishikawajima-Harima Heavy Industries Co., Ltd. Apparatus and method for measuring the consistency of a pulp suspension
US4660152A (en) * 1984-06-18 1987-04-21 Xerox Corporation System and method for monitoring and maintaining concentrate material in a fluid carrier
JPH01148943A (ja) * 1987-12-07 1989-06-12 Ricoh Co Ltd 濃度検出装置
US5570193A (en) * 1992-07-02 1996-10-29 Indigo N.V. Concentration detector for colored toner

Also Published As

Publication number Publication date
EP0648325A1 (de) 1995-04-19
WO1994001756A1 (en) 1994-01-20
JPH07509558A (ja) 1995-10-19
JP3427936B2 (ja) 2003-07-22
CA2139354A1 (en) 1994-01-20
DE69233296T2 (de) 2004-10-14
HK1009488A1 (en) 1999-06-04
CA2139354C (en) 2004-06-22
US5793490A (en) 1998-08-11
EP0648325B1 (de) 2004-01-28

Similar Documents

Publication Publication Date Title
DE3787397D1 (de) Verfahren zur Messung der Konzentrationen von Unreinheiten in einer Flüssigkeit und Vorrichtung dazu.
DE68928157D1 (de) Verfahren und Vorrichtung zur Bestimmung von in einer Flüssigkeitsprobe enthaltenen Teilchen
DE69501878T2 (de) Verfahren und vorrichtung zur förderung und messung von flüssigkeiten
DE69426761D1 (de) Verfahren und Vorrichtung zur Messung der Ionenkonzentration
DE69331956D1 (de) Verfahren und System zur Feststellung einer Flüssigkeit in einem Gehäuse
DE69124843T2 (de) Verfahren und Vorrichtung zur Messung von Radwinkeln
DE68926830D1 (de) Verfahren und Vorrichtung zur Prüfung der Seitenwand einer Flasche
DE3685891D1 (de) Verfahren und vorrichtung zur messung der verteilung von radioaktivitaet.
DE69425995D1 (de) Verfahren und Vorrichtung zur elektronischen Messung von Strahl-Parametern
DE69223207D1 (de) Verfahren und Vorrichtung zur Messung einer Verlagerung
DE69112090D1 (de) Verfahren und Vorrichtung zur Messung von Musterdimensionen.
DE69222382T2 (de) Verfahren und Vorrichtung zur Messung von Lageabweichungen
DE3485290D1 (de) Verfahren und einrichtung zur unterscheidung von mehreren teilbevoelkerungen von teilchen in einer probe.
DE3863245D1 (de) Verfahren und vorrichtung zur optischen messung von teilchenabmessungen in weiten wertebereichen.
DE69119568T2 (de) Verfahren und Vorrichtung zur zweidimensionalen Messung der Konzentration von biologischen Makromolekülen einer Lösung
DE69233296D1 (de) Verfahren und vorrichtung zur messung der konzentration von ersten und zweiten tonerpartikeln in einer loesung
DE69312617T2 (de) Vorrichtung und Verfahren zur Messung der Verteilung von Partikelgrössen
DE59207869D1 (de) Verfahren und Vorrichtung zur Messung der Konzentration von in einem Gas befindlichen Partikeln
DE68910484T2 (de) Verfahren und Vorrichtung zur Messung eines vertikalen Dichteprofils einer Flüssigkeit.
ATA147484A (de) Verfahren und vorrichtung zur bearbeitung von oberflaechen
DE59107809D1 (de) Verfahren und Vorrichtung zur Messung des Flammpunktes von Flüssigkeiten und Feststoffen
DE69422518T2 (de) Verfahren und Vorrichtung zur Messung der Gestaltparameter von Gegenständen
DE59405037D1 (de) Vorrichtung und verfahren zur messung einer dreidimensionalen oberflächenstruktur
DE68927600D1 (de) Verfahren und Vorrichtung zur Messung einer Senkung
DE3776016D1 (de) Verfahren und vorrichtung zur messung der groesse von teilchen in einem gas.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee