CA943624A - Method and apparatus for measuring and controlling mixture content - Google Patents
Method and apparatus for measuring and controlling mixture contentInfo
- Publication number
- CA943624A CA943624A CA055,674A CA55674A CA943624A CA 943624 A CA943624 A CA 943624A CA 55674 A CA55674 A CA 55674A CA 943624 A CA943624 A CA 943624A
- Authority
- CA
- Canada
- Prior art keywords
- measuring
- mixture content
- controlling mixture
- controlling
- content
- 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76837768A | 1968-10-17 | 1968-10-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA943624A true CA943624A (en) | 1974-03-12 |
Family
ID=25082318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA055,674A Expired CA943624A (en) | 1968-10-17 | 1969-06-28 | Method and apparatus for measuring and controlling mixture content |
Country Status (2)
Country | Link |
---|---|
US (1) | US3610205A (en) |
CA (1) | CA943624A (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4004508A (en) * | 1971-01-25 | 1977-01-25 | Continental Can Company, Inc. | Magnetic stirring apparatus for developer mixtures |
US3830401A (en) * | 1971-12-13 | 1974-08-20 | Eastman Kodak Co | Toner concentration monitoring apparatus |
US3756192A (en) * | 1971-12-17 | 1973-09-04 | Ibm | Automatic toner concentration control system |
US3791744A (en) * | 1972-02-22 | 1974-02-12 | Dyk Res Corp Van | Xerographic toner concentration measuring apparatus and method |
US3817616A (en) * | 1972-10-06 | 1974-06-18 | Xerox Corp | Thermal chamber for a developability regulating apparatus |
JPS5246095B2 (en) * | 1973-05-25 | 1977-11-21 | ||
US3956108A (en) * | 1973-07-30 | 1976-05-11 | Xerox Corporation | Anti-plugging device for automatic developability control systems |
US3894514A (en) * | 1973-12-20 | 1975-07-15 | Ibm | Toner recovery system |
US4155652A (en) * | 1977-02-03 | 1979-05-22 | Itek Corporation | Developer sensing system and control |
US4389972A (en) * | 1979-08-04 | 1983-06-28 | Ricoh Company, Ltd. | Toner concentration control apparatus |
US4506973A (en) * | 1983-06-20 | 1985-03-26 | Eastman Kodak Company | Toner concentration monitoring apparatus located behind a transparent photoconductor |
US4799799A (en) * | 1985-02-06 | 1989-01-24 | The United States Of America As Represented By The Secretary Of The Interior | Determining inert content in coal dust/rock dust mixture |
US5047807A (en) * | 1990-10-15 | 1991-09-10 | Eastman Kodak Company | Development apparatus having a plate scavenging device |
JPH09329967A (en) * | 1995-11-27 | 1997-12-22 | Fuji Xerox Co Ltd | Developing device |
AU756406B2 (en) | 1999-02-08 | 2003-01-09 | Coca-Cola Company, The | Beverage dispenser with modular volumetric valve system |
US6606463B2 (en) * | 2001-12-12 | 2003-08-12 | Xerox Corporation | Optical toner concentration sensor |
US6931219B2 (en) * | 2003-06-26 | 2005-08-16 | Xerox Corporation | Led color specific optical toner concentration sensor |
DE102007014844B3 (en) * | 2007-03-28 | 2008-06-05 | Glatt Systemtechnik Gmbh | Observation window's optical transmissibility monitoring method, involves outputting analysis signal by analysis unit when spectroscopic data does not decrease below product-specific threshold value within preset time |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2956487A (en) * | 1955-03-23 | 1960-10-18 | Rca Corp | Electrostatic printing |
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 |
US3306193A (en) * | 1964-09-14 | 1967-02-28 | Continental Can Co | Electrostatic screen printing with magnetic conveyer and moving base electrode |
US3336905A (en) * | 1964-12-18 | 1967-08-22 | Xerox Corp | Xerographic developer apparatus |
US3376853A (en) * | 1966-04-29 | 1968-04-09 | Xerox Corp | Electrostatic toner control |
US3399652A (en) * | 1967-06-14 | 1968-09-03 | Addressograph Multigraph | Automatic toner concentrate detector |
US3430606A (en) * | 1968-01-02 | 1969-03-04 | Xerox Corp | Electroscopic particle sensor |
-
1968
- 1968-10-17 US US768377A patent/US3610205A/en not_active Expired - Lifetime
-
1969
- 1969-06-28 CA CA055,674A patent/CA943624A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3610205A (en) | 1971-10-05 |
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