AT279352B - Photoelektrische Regeleinrichtung für den Tonergehalt im Entwicklermaterial für xerographische Vervielfältigungsgeräte - Google Patents

Photoelektrische Regeleinrichtung für den Tonergehalt im Entwicklermaterial für xerographische Vervielfältigungsgeräte

Info

Publication number
AT279352B
AT279352B AT477367A AT477367A AT279352B AT 279352 B AT279352 B AT 279352B AT 477367 A AT477367 A AT 477367A AT 477367 A AT477367 A AT 477367A AT 279352 B AT279352 B AT 279352B
Authority
AT
Austria
Prior art keywords
duplicators
xerographic
control device
developer material
toner content
Prior art date
Application number
AT477367A
Other languages
English (en)
Original Assignee
Rank Xerox Ltd
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 Rank Xerox Ltd filed Critical Rank Xerox Ltd
Application granted granted Critical
Publication of AT279352B publication Critical patent/AT279352B/de

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
    • G03G15/08—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
    • G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical 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
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2499—Mixture condition maintaining or sensing
    • Y10T137/2509—By optical or chemical property

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Photographic Processing Devices Using Wet Methods (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Cleaning In Electrography (AREA)
AT477367A 1966-06-01 1967-05-22 Photoelektrische Regeleinrichtung für den Tonergehalt im Entwicklermaterial für xerographische Vervielfältigungsgeräte AT279352B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55452266 US3376854A (en) 1966-06-01 1966-06-01 Automatic toner dispensing control

Publications (1)

Publication Number Publication Date
AT279352B true AT279352B (de) 1970-03-10

Family

ID=24213688

Family Applications (1)

Application Number Title Priority Date Filing Date
AT477367A AT279352B (de) 1966-06-01 1967-05-22 Photoelektrische Regeleinrichtung für den Tonergehalt im Entwicklermaterial für xerographische Vervielfältigungsgeräte

Country Status (19)

Country Link
US (1) US3376854A (de)
JP (1) JPS503652B1 (de)
AT (1) AT279352B (de)
BE (1) BE699115A (de)
CH (1) CH473409A (de)
CS (1) CS160633B2 (de)
DE (1) DE1572370C3 (de)
DK (1) DK116114B (de)
ES (1) ES340983A1 (de)
FI (1) FI50744C (de)
GB (1) GB1186775A (de)
GR (1) GR33692B (de)
IL (1) IL28022A (de)
LU (1) LU53713A1 (de)
NL (1) NL157119B (de)
NO (1) NO128039B (de)
PL (1) PL69794B1 (de)
SE (1) SE391817B (de)
SU (1) SU494887A3 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524066A (en) * 1966-08-22 1970-08-11 Monsanto Co Fluid measurement system having sample chamber with opposed reflecting members for causing multiple reflections
US3527651A (en) * 1966-10-20 1970-09-08 Addressograph Multigraph Method of and apparatus for developing electrostatic images
US3453045A (en) * 1967-03-23 1969-07-01 Xerox Corp Xerographic development apparatus
US3553464A (en) * 1967-03-27 1971-01-05 Ricoh Kk Device for detecting the density of developer in an electrostatographic duplicator
US3430606A (en) * 1968-01-02 1969-03-04 Xerox Corp Electroscopic particle sensor
SE355090B (de) * 1968-01-02 1973-04-02 Rank Xerox Ltd
US3757999A (en) * 1969-10-17 1973-09-11 Xerox Corp Automatic developability control system for electrostatic recording apparatus
BE757430A (fr) * 1969-10-17 1971-04-13 Xerox Corp Systeme de commande automatique de developpabilite
US3635373A (en) * 1969-12-29 1972-01-18 Xerox Corp Automatic developability control apparatus
US3739800A (en) * 1971-05-04 1973-06-19 Copystatics Mfg Corp Toner supply system for copying machine
NL7210357A (de) * 1971-08-06 1973-02-08
DE2152592C3 (de) * 1971-10-22 1975-11-27 Hoechst Ag, 6000 Frankfurt Tonernachdosiereinrichtung in einer elektrophotographischen Entwicklungsvorrichtung
US3692403A (en) * 1971-12-23 1972-09-19 Xerox Corp Automatic control of toner concentrations
US3777173A (en) * 1972-02-22 1973-12-04 Dyke Res Van Xerographic toner concentration measuring apparatus and method
US3872824A (en) * 1972-02-22 1975-03-25 Dyk Research Corp Van Xerographic toner concentration control apparatus
US3867640A (en) * 1972-03-09 1975-02-18 Levy Co Edward C Dust sampling system
US3817616A (en) * 1972-10-06 1974-06-18 Xerox Corp Thermal chamber for a developability regulating apparatus
JPS5619637B2 (de) * 1973-06-20 1981-05-08
US3926338A (en) * 1973-11-05 1975-12-16 Xerox Corp Thermally insensitive particle concentration controller
JPS613004Y2 (de) * 1975-01-13 1986-01-30
JPS5438131A (en) * 1977-09-01 1979-03-22 Olympus Optical Co Ltd Toner concentration detecting method of dry type two component developer
DE3363624D1 (en) * 1982-02-11 1986-07-03 Agfa Gevaert Nv Xerographic copying apparatus
US4662313A (en) * 1985-10-23 1987-05-05 Xerox Corporation Image density controller

Also Published As

Publication number Publication date
LU53713A1 (de) 1968-02-21
PL69794B1 (de) 1973-10-31
NL6706937A (de) 1967-12-04
US3376854A (en) 1968-04-09
ES340983A1 (es) 1968-06-16
CS160633B2 (de) 1975-03-28
DE1572370A1 (de) 1970-02-12
GB1186775A (en) 1970-04-02
DE1572370B2 (de) 1979-03-08
JPS503652B1 (de) 1975-02-07
IL28022A (en) 1973-03-30
DK116114B (da) 1969-12-08
BE699115A (de) 1967-11-27
DE1572370C3 (de) 1979-10-25
NL157119B (nl) 1978-06-15
FI50744B (de) 1976-03-01
SU494887A3 (ru) 1975-12-05
NO128039B (de) 1973-09-17
FI50744C (fi) 1976-06-10
SE391817B (sv) 1977-02-28
CH473409A (fr) 1969-05-31
GR33692B (el) 1968-01-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee