DE2308586C3 - Verfahren und Einrichtung zum Messen der Tonerkonzentration im Entwickler eines elektrophotographischen Kopiergerätes - Google Patents
Verfahren und Einrichtung zum Messen der Tonerkonzentration im Entwickler eines elektrophotographischen KopiergerätesInfo
- Publication number
- DE2308586C3 DE2308586C3 DE2308586A DE2308586A DE2308586C3 DE 2308586 C3 DE2308586 C3 DE 2308586C3 DE 2308586 A DE2308586 A DE 2308586A DE 2308586 A DE2308586 A DE 2308586A DE 2308586 C3 DE2308586 C3 DE 2308586C3
- Authority
- DE
- Germany
- Prior art keywords
- developer
- toner
- collecting plate
- flow
- concentration
- Prior art date
- 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
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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
-
- 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
- G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
- G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers
-
- 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)
- Dry Development In Electrophotography (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22797872A | 1972-02-22 | 1972-02-22 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2308586A1 DE2308586A1 (de) | 1973-08-30 |
| DE2308586B2 DE2308586B2 (de) | 1979-08-02 |
| DE2308586C3 true DE2308586C3 (de) | 1980-04-10 |
Family
ID=22855246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2308586A Expired DE2308586C3 (de) | 1972-02-22 | 1973-02-21 | Verfahren und Einrichtung zum Messen der Tonerkonzentration im Entwickler eines elektrophotographischen Kopiergerätes |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3777173A (enExample) |
| JP (1) | JPS5214101B2 (enExample) |
| CA (1) | CA996990A (enExample) |
| DE (1) | DE2308586C3 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7210357A (enExample) * | 1971-08-06 | 1973-02-08 | ||
| GB1341654A (en) * | 1972-03-02 | 1973-12-25 | Playart Ltd | Battery powered toys or models |
| US3876106A (en) * | 1973-10-01 | 1975-04-08 | Eastman Kodak Co | Toner concentration monitoring apparatus utilizing programmable digital computer |
| US3926338A (en) * | 1973-11-05 | 1975-12-16 | Xerox Corp | Thermally insensitive particle concentration controller |
| US3941280A (en) * | 1974-02-13 | 1976-03-02 | Xerox Corporation | Apparatus for controlling developer efficiency |
| US3926145A (en) * | 1974-03-04 | 1975-12-16 | Honeywell Inf Systems | Toner concentration detector |
| US4043293A (en) * | 1976-05-03 | 1977-08-23 | Xerox Corporation | Developability regulating apparatus |
| US4111151A (en) * | 1977-05-19 | 1978-09-05 | Xerox Corporation | Multi-particle developability regulating system |
| JPS5438131A (en) * | 1977-09-01 | 1979-03-22 | Olympus Optical Co Ltd | Toner concentration detecting method of dry type two component developer |
| JPS54135537A (en) * | 1978-04-12 | 1979-10-20 | Ricoh Co Ltd | Developing performance detector for binary dry type developer |
| US4240753A (en) * | 1978-11-14 | 1980-12-23 | Hermann Lommel | Method for the quantitative determination of turbidities, especially of immune reactions |
| US4536091A (en) * | 1979-06-01 | 1985-08-20 | Isco, Inc. | Absorbance monitor |
| US4551004A (en) * | 1980-10-21 | 1985-11-05 | Xerox Corporation | Toner concentration sensor |
| US4431300A (en) * | 1982-02-16 | 1984-02-14 | Xerox Corporation | Automatic developability sensing in electrophotographic printing |
| US5119132A (en) * | 1990-10-24 | 1992-06-02 | Xerox Corporation | Densitometer and circuitry with improved measuring capabilities of marking particle density on a photoreceptor |
| US5312039A (en) * | 1992-06-22 | 1994-05-17 | Vlsi Technology, Inc. | Electro-optic monitor for fluid spray pattern |
| NO307675B1 (no) * | 1997-04-18 | 2000-05-08 | Lasse Leirfall | Anvendelse av en mÕleanordning til indikering av en forurenset, tilsmusset eller brannfarlig tilstand |
| JP6004799B2 (ja) * | 2012-07-10 | 2016-10-12 | キヤノン株式会社 | 現像剤収容容器及び画像形成装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2965266A (en) * | 1958-04-30 | 1960-12-20 | Haloid Xerox Inc | Xerographic toner dispenser |
| US3094049A (en) * | 1961-02-03 | 1963-06-18 | Xerox Corp | Xerographic developer measuring apparatus |
| US3233781A (en) * | 1963-05-08 | 1966-02-08 | Savin Business Machines Corp | Toner control system |
| US3376854A (en) * | 1966-06-01 | 1968-04-09 | Xerox Corp | Automatic toner dispensing control |
| US3430606A (en) * | 1968-01-02 | 1969-03-04 | Xerox Corp | Electroscopic particle sensor |
| US3527387A (en) * | 1968-05-24 | 1970-09-08 | Xerox Corp | Developer replenishing programming system |
| US3656509A (en) * | 1970-02-05 | 1972-04-18 | Minolta Camera Kk | Automatic toner feeding device for electronic copying machines |
-
1972
- 1972-02-22 US US00227978A patent/US3777173A/en not_active Expired - Lifetime
-
1973
- 1973-01-08 CA CA160,775A patent/CA996990A/en not_active Expired
- 1973-02-21 DE DE2308586A patent/DE2308586C3/de not_active Expired
- 1973-02-22 JP JP48021691A patent/JPS5214101B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4895244A (enExample) | 1973-12-06 |
| CA996990A (en) | 1976-09-14 |
| DE2308586B2 (de) | 1979-08-02 |
| JPS5214101B2 (enExample) | 1977-04-19 |
| DE2308586A1 (de) | 1973-08-30 |
| US3777173A (en) | 1973-12-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| EHJ | Ceased/non-payment of the annual fee |