CH461274A - Elektrophotographisches Kopiergerät - Google Patents

Elektrophotographisches Kopiergerät

Info

Publication number
CH461274A
CH461274A CH744367A CH744367A CH461274A CH 461274 A CH461274 A CH 461274A CH 744367 A CH744367 A CH 744367A CH 744367 A CH744367 A CH 744367A CH 461274 A CH461274 A CH 461274A
Authority
CH
Switzerland
Prior art keywords
electrophotographic copier
copier
electrophotographic
Prior art date
Application number
CH744367A
Other languages
English (en)
Inventor
Matkovitch George
Joseph Hansen Walter
Original Assignee
Pitney Bowes 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 Pitney Bowes Inc filed Critical Pitney Bowes Inc
Publication of CH461274A publication Critical patent/CH461274A/de

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
    • G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Wet Developing In Electrophotography (AREA)
CH744367A 1966-05-31 1967-05-26 Elektrophotographisches Kopiergerät CH461274A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55418366A 1966-05-31 1966-05-31

Publications (1)

Publication Number Publication Date
CH461274A true CH461274A (de) 1968-08-15

Family

ID=24212354

Family Applications (1)

Application Number Title Priority Date Filing Date
CH744367A CH461274A (de) 1966-05-31 1967-05-26 Elektrophotographisches Kopiergerät

Country Status (6)

Country Link
US (1) US3468604A (de)
CH (1) CH461274A (de)
DE (1) DE1572356A1 (de)
FR (1) FR1531708A (de)
GB (1) GB1181575A (de)
SE (1) SE331949B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890721A (en) * 1972-12-26 1975-06-24 Canon Kk Developing liquid recovery device in a copying machine
US5161411A (en) * 1991-10-02 1992-11-10 Bindicator Company Material level indication
US5975352A (en) * 1997-08-28 1999-11-02 Ecolab Inc. Dispenser
KR20000040187A (ko) 1998-12-17 2000-07-05 윤종용 용기내에 저수된 액체의 저수 레벨 측정장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1955315A (en) * 1934-04-17 photosensitive devics x
US1928235A (en) * 1930-10-07 1933-09-26 Hughes Ind Co Ltd Apparatus for treating films
US2056584A (en) * 1935-03-27 1936-10-06 Bruning Charles Co Inc Apparatus for developing prints
US3120125A (en) * 1960-08-03 1964-02-04 American Pyrotector Inc Liquid level determining devices and method
US3094214A (en) * 1961-05-05 1963-06-18 Industrial Automation Corp Automatic container fill-height inspection machine
US3354802A (en) * 1964-07-22 1967-11-28 Savin Business Machines Corp Toner monitoring system for electrostatic copier

Also Published As

Publication number Publication date
DE1572356A1 (de) 1970-02-12
US3468604A (en) 1969-09-23
FR1531708A (fr) 1968-07-05
SE331949B (de) 1971-01-18
GB1181575A (en) 1970-02-18

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