FR2744215B1 - DEVICE AND METHOD FOR MEASURING QUANTITY OF PRODUCT IN A PRODUCT RESERVE, PRINTING DEVICE, PRINTER, COMPUTER, PHOTOCOPIER AND FAX INCLUDING SUCH A MEASURING DEVICE - Google Patents

DEVICE AND METHOD FOR MEASURING QUANTITY OF PRODUCT IN A PRODUCT RESERVE, PRINTING DEVICE, PRINTER, COMPUTER, PHOTOCOPIER AND FAX INCLUDING SUCH A MEASURING DEVICE

Info

Publication number
FR2744215B1
FR2744215B1 FR9601158A FR9601158A FR2744215B1 FR 2744215 B1 FR2744215 B1 FR 2744215B1 FR 9601158 A FR9601158 A FR 9601158A FR 9601158 A FR9601158 A FR 9601158A FR 2744215 B1 FR2744215 B1 FR 2744215B1
Authority
FR
France
Prior art keywords
product
measuring
photocopier
printer
computer
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
FR9601158A
Other languages
French (fr)
Other versions
FR2744215A1 (en
Inventor
Christophe Truffaut
Pascal Coudray
Marie Helene Froger
Alexandre Dodge
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 FR9601158A priority Critical patent/FR2744215B1/en
Priority to US08/736,941 priority patent/US6244680B1/en
Publication of FR2744215A1 publication Critical patent/FR2744215A1/en
Application granted granted Critical
Publication of FR2744215B1 publication Critical patent/FR2744215B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01F23/226—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 measuring the braking of a rotatable element
    • 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
    • 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
    • B41J2002/17583—Ink level or ink residue control using vibration or ultra-sons for ink level indication

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Ink Jet (AREA)
FR9601158A 1995-11-08 1996-01-31 DEVICE AND METHOD FOR MEASURING QUANTITY OF PRODUCT IN A PRODUCT RESERVE, PRINTING DEVICE, PRINTER, COMPUTER, PHOTOCOPIER AND FAX INCLUDING SUCH A MEASURING DEVICE Expired - Fee Related FR2744215B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9601158A FR2744215B1 (en) 1996-01-31 1996-01-31 DEVICE AND METHOD FOR MEASURING QUANTITY OF PRODUCT IN A PRODUCT RESERVE, PRINTING DEVICE, PRINTER, COMPUTER, PHOTOCOPIER AND FAX INCLUDING SUCH A MEASURING DEVICE
US08/736,941 US6244680B1 (en) 1995-11-08 1996-10-25 Detecting quantity of residual product in a movable reservoir

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9601158A FR2744215B1 (en) 1996-01-31 1996-01-31 DEVICE AND METHOD FOR MEASURING QUANTITY OF PRODUCT IN A PRODUCT RESERVE, PRINTING DEVICE, PRINTER, COMPUTER, PHOTOCOPIER AND FAX INCLUDING SUCH A MEASURING DEVICE

Publications (2)

Publication Number Publication Date
FR2744215A1 FR2744215A1 (en) 1997-08-01
FR2744215B1 true FR2744215B1 (en) 1998-04-17

Family

ID=9488682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9601158A Expired - Fee Related FR2744215B1 (en) 1995-11-08 1996-01-31 DEVICE AND METHOD FOR MEASURING QUANTITY OF PRODUCT IN A PRODUCT RESERVE, PRINTING DEVICE, PRINTER, COMPUTER, PHOTOCOPIER AND FAX INCLUDING SUCH A MEASURING DEVICE

Country Status (1)

Country Link
FR (1) FR2744215B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8819937D0 (en) * 1988-08-23 1988-09-21 Kirby J Weighing vehicles
US5657057A (en) * 1992-01-07 1997-08-12 Canon Kabushiki Kaisha Remaining ink detection in an ink jet recording apparatus
US6065830A (en) * 1992-09-18 2000-05-23 Canon Kabushiki Kaisha Recording apparatus for recording at different recording speeds

Also Published As

Publication number Publication date
FR2744215A1 (en) 1997-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140930