FR2765329B1 - Dispositif de determination de quantites de produits consommables contenus dans des reservoirs et dispositif d'impression de documents comportant plusieurs reservoirs de produits pigmentes differents - Google Patents

Dispositif de determination de quantites de produits consommables contenus dans des reservoirs et dispositif d'impression de documents comportant plusieurs reservoirs de produits pigmentes differents

Info

Publication number
FR2765329B1
FR2765329B1 FR9708127A FR9708127A FR2765329B1 FR 2765329 B1 FR2765329 B1 FR 2765329B1 FR 9708127 A FR9708127 A FR 9708127A FR 9708127 A FR9708127 A FR 9708127A FR 2765329 B1 FR2765329 B1 FR 2765329B1
Authority
FR
France
Prior art keywords
reservoirs
products
printing documents
determining quantities
several
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
FR9708127A
Other languages
English (en)
Other versions
FR2765329A1 (fr
Inventor
Marie Helene Froger
Pascal Coudray
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to FR9708127A priority Critical patent/FR2765329B1/fr
Priority to US09/104,013 priority patent/US6095629A/en
Publication of FR2765329A1 publication Critical patent/FR2765329A1/fr
Application granted granted Critical
Publication of FR2765329B1 publication Critical patent/FR2765329B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • B41J2/17566—Ink level or ink residue control
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G01F23/266—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors measuring circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G01F23/268—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors mounting arrangements of probes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Ink Jet (AREA)
FR9708127A 1997-06-27 1997-06-27 Dispositif de determination de quantites de produits consommables contenus dans des reservoirs et dispositif d'impression de documents comportant plusieurs reservoirs de produits pigmentes differents Expired - Fee Related FR2765329B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9708127A FR2765329B1 (fr) 1997-06-27 1997-06-27 Dispositif de determination de quantites de produits consommables contenus dans des reservoirs et dispositif d'impression de documents comportant plusieurs reservoirs de produits pigmentes differents
US09/104,013 US6095629A (en) 1997-06-27 1998-06-24 Device for determining quantities of consumable products contained in reservoirs and a document printing device having several different reservoirs of pigmented products

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9708127A FR2765329B1 (fr) 1997-06-27 1997-06-27 Dispositif de determination de quantites de produits consommables contenus dans des reservoirs et dispositif d'impression de documents comportant plusieurs reservoirs de produits pigmentes differents

Publications (2)

Publication Number Publication Date
FR2765329A1 FR2765329A1 (fr) 1998-12-31
FR2765329B1 true FR2765329B1 (fr) 1999-10-01

Family

ID=9508564

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9708127A Expired - Fee Related FR2765329B1 (fr) 1997-06-27 1997-06-27 Dispositif de determination de quantites de produits consommables contenus dans des reservoirs et dispositif d'impression de documents comportant plusieurs reservoirs de produits pigmentes differents

Country Status (2)

Country Link
US (1) US6095629A (fr)
FR (1) FR2765329B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2765330B1 (fr) * 1997-06-27 1999-10-01 Canon Kk Dispositif de determination d'une quantite de produit consommable, notamment de l'encre presente dans un reservoir a plusieurs compartiments et dispositif d'impression de documents correspondant
US6351716B1 (en) * 1997-10-10 2002-02-26 Canon Kabushiki Kaisha Method and device for determining the quantity of product contained in a reservoir, for example in an ink reservoir for a printer
US7072077B2 (en) * 2001-05-16 2006-07-04 Hewlett-Packard Development Company, L.P. Hardcopy printing device with capacitive print media monitor and methods of making and using the same
JP2004255753A (ja) * 2003-02-26 2004-09-16 Canon Inc インクジェット記録装置
CH702942A1 (de) * 2010-03-31 2011-10-14 Tecan Trading Ag Kapazitives Messverfahren und Vorrichtung zur Füllstandsdetektion und entsprechend ausgestattetes Laborgerät.
US8763454B2 (en) 2010-03-31 2014-07-01 Tecan Trading Ag Capacitive measuring method and apparatus for fill level detection and correspondingly equipped laboratory equipment

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4133453A (en) * 1975-12-18 1979-01-09 Tokyo Shibaura Electric Co., Ltd. Toner residual amount detecting device
DE2824144C2 (de) * 1978-06-02 1983-12-08 Vdo Adolf Schindling Ag, 6000 Frankfurt Einrichtung zur kapazitiven Niveauhöhenmessung von Flüssigkeiten oder Feststoffen
JPH02169259A (ja) * 1988-12-23 1990-06-29 Canon Inc インク残量検知装置
JPH06135001A (ja) * 1992-10-27 1994-05-17 Canon Inc インク残量検知装置
JP3143539B2 (ja) * 1993-02-03 2001-03-07 キヤノン株式会社 インク残量検知方法およびその装置ならびにインクジェット記録装置
CA2128676C (fr) * 1993-09-08 1997-12-23 John D. Sotack Capteur volumetrique
JPH09166474A (ja) * 1995-12-19 1997-06-24 Omron Corp 残量センサ

Also Published As

Publication number Publication date
FR2765329A1 (fr) 1998-12-31
US6095629A (en) 2000-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140228