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
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
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- 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
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- 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
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- 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)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1973103485U JPS5136534Y2 (es) | 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 (es) | 1973-09-05 | 1973-09-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5050035U JPS5050035U (es) | 1975-05-16 |
| JPS5136534Y2 true JPS5136534Y2 (es) | 1976-09-08 |
Family
ID=14355298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1973103485U Expired JPS5136534Y2 (es) | 1973-09-05 | 1973-09-05 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3896279A (es) |
| JP (1) | JPS5136534Y2 (es) |
| CA (1) | CA1038020A (es) |
Families Citing this family (5)
| 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)
| 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 |
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1973
- 1973-09-05 JP JP1973103485U patent/JPS5136534Y2/ja not_active Expired
-
1974
- 1974-03-15 US US451628A patent/US3896279A/en not_active Expired - Lifetime
- 1974-08-06 CA CA206,311A patent/CA1038020A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1038020A (en) | 1978-09-05 |
| JPS5050035U (es) | 1975-05-16 |
| US3896279A (en) | 1975-07-22 |