JPS5136534Y2 - - Google Patents

Info

Publication number
JPS5136534Y2
JPS5136534Y2 JP1973103485U JP10348573U JPS5136534Y2 JP S5136534 Y2 JPS5136534 Y2 JP S5136534Y2 JP 1973103485 U JP1973103485 U JP 1973103485U JP 10348573 U JP10348573 U JP 10348573U JP S5136534 Y2 JPS5136534 Y2 JP S5136534Y2
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.)
Expired
Application number
JP1973103485U
Other languages
Japanese (ja)
Other versions
JPS5050035U (de
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
Priority to JP1973103485U priority Critical patent/JPS5136534Y2/ja
Priority to US451628A priority patent/US3896279A/en
Priority to CA206,311A priority patent/CA1038020A/en
Publication of JPS5050035U publication Critical patent/JPS5050035U/ja
Application granted granted Critical
Publication of JPS5136534Y2 publication Critical patent/JPS5136534Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP1973103485U 1973-09-05 1973-09-05 Expired JPS5136534Y2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1973103485U JPS5136534Y2 (de) 1973-09-05 1973-09-05
US451628A US3896279A (en) 1973-09-05 1974-03-15 Toner level detector assembly including magnetically responsive switch actuated by differential loaded blade type rotor carrying magnetic actuator
CA206,311A CA1038020A (en) 1973-09-05 1974-08-06 Toner level detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973103485U JPS5136534Y2 (de) 1973-09-05 1973-09-05

Publications (2)

Publication Number Publication Date
JPS5050035U JPS5050035U (de) 1975-05-16
JPS5136534Y2 true JPS5136534Y2 (de) 1976-09-08

Family

ID=14355298

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1973103485U Expired JPS5136534Y2 (de) 1973-09-05 1973-09-05

Country Status (3)

Country Link
US (1) US3896279A (de)
JP (1) JPS5136534Y2 (de)
CA (1) CA1038020A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5824786B2 (ja) * 1974-08-13 1983-05-23 株式会社リコー トナ−レベルケンシユツソウチ
JPS5371838A (en) * 1976-12-08 1978-06-26 Ricoh Co Ltd Detector for toner density
DE2827171A1 (de) * 1978-06-21 1980-01-10 Hoechst Ag Vorrichtung zum bestimmen der in einem behaelter befindlichen teilchenmenge
US4682874A (en) * 1981-11-19 1987-07-28 Xerox Corporation Particle level indicator
US5495315A (en) * 1991-03-27 1996-02-27 Xerox Corporation Level sensing apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2568332A (en) * 1946-04-15 1951-09-18 Nat Plastic Products Company Device controlling flow of material into a hopper, responsive to material level in said hopper
US2690484A (en) * 1952-07-28 1954-09-28 Christian J Van Eyk Float switch
US2851553A (en) * 1955-07-29 1958-09-09 Bin Dicator Company Bin level indicator
US3572555A (en) * 1969-05-27 1971-03-30 Ibm Xerographic toner dispenser
US3632019A (en) * 1970-05-26 1972-01-04 John F Harm Level control system for flowable solid materials

Also Published As

Publication number Publication date
CA1038020A (en) 1978-09-05
JPS5050035U (de) 1975-05-16
US3896279A (en) 1975-07-22

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