JPS4920226B1 - - Google Patents

Info

Publication number
JPS4920226B1
JPS4920226B1 JP45091905A JP9190570A JPS4920226B1 JP S4920226 B1 JPS4920226 B1 JP S4920226B1 JP 45091905 A JP45091905 A JP 45091905A JP 9190570 A JP9190570 A JP 9190570A JP S4920226 B1 JPS4920226 B1 JP S4920226B1
Authority
JP
Japan
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.)
Pending
Application number
JP45091905A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4920226B1 publication Critical patent/JPS4920226B1/ja
Pending 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
    • G03G15/08—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
    • G03G15/0856—Detection or control means for the developer level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrostatic Spraying Apparatus (AREA)
  • Non-Mechanical Conveyors (AREA)
JP45091905A 1969-10-20 1970-10-19 Pending JPS4920226B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86749569A 1969-10-20 1969-10-20

Publications (1)

Publication Number Publication Date
JPS4920226B1 true JPS4920226B1 (enrdf_load_stackoverflow) 1974-05-23

Family

ID=25349890

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45091905A Pending JPS4920226B1 (enrdf_load_stackoverflow) 1969-10-20 1970-10-19

Country Status (5)

Country Link
US (1) US3593842A (enrdf_load_stackoverflow)
JP (1) JPS4920226B1 (enrdf_load_stackoverflow)
DE (1) DE2053141B2 (enrdf_load_stackoverflow)
FR (1) FR2064437B1 (enrdf_load_stackoverflow)
GB (1) GB1302687A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979022A (en) * 1972-06-28 1976-09-07 Xerox Corporation Monitoring device
DE2747128C3 (de) * 1976-10-20 1980-01-24 Sharp K.K., Osaka (Japan) Prüfvorrichtung für die Menge an Entwicklerpulver in einem elektrofotografischen Kopiergerät
US4270487A (en) * 1977-10-27 1981-06-02 Hitachi, Ltd. Developer regulating device in developing apparatus
DE2843937A1 (de) * 1978-10-09 1980-04-24 Hoechst Ag Vorrichtung zur anzeige des unterschreitens einer bestimmten fuellhoehe des in einem behaelter befindlichen dosiergutes
US4292530A (en) * 1980-03-03 1981-09-29 Minnesota Mining And Manufacturing Company Developer material level sensor
US5694974A (en) * 1996-01-24 1997-12-09 Goss Graphic Systems, Inc. Fluid level detection system for ink in a printing press

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2909766A (en) * 1958-07-08 1959-10-20 Michael J Bozich Bin level indicator
US2977772A (en) * 1960-01-04 1961-04-04 Dole Valve Co Ice level sensing mechanism

Also Published As

Publication number Publication date
DE2053141A1 (de) 1971-05-06
FR2064437B1 (enrdf_load_stackoverflow) 1974-09-20
DE2053141B2 (de) 1973-02-15
GB1302687A (enrdf_load_stackoverflow) 1973-01-10
FR2064437A1 (enrdf_load_stackoverflow) 1971-07-23
US3593842A (en) 1971-07-20

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