JPS57132173A - Detector of toner density - Google Patents
Detector of toner densityInfo
- Publication number
- JPS57132173A JPS57132173A JP1766881A JP1766881A JPS57132173A JP S57132173 A JPS57132173 A JP S57132173A JP 1766881 A JP1766881 A JP 1766881A JP 1766881 A JP1766881 A JP 1766881A JP S57132173 A JPS57132173 A JP S57132173A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- developer
- toner density
- held
- roll
- 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.)
- Pending
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
- G03G15/0853—Detection or control means for the developer concentration the concentration being measured by magnetic means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Dry Development In Electrophotography (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1766881A JPS57132173A (en) | 1981-02-09 | 1981-02-09 | Detector of toner density |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1766881A JPS57132173A (en) | 1981-02-09 | 1981-02-09 | Detector of toner density |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57132173A true JPS57132173A (en) | 1982-08-16 |
Family
ID=11950227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1766881A Pending JPS57132173A (en) | 1981-02-09 | 1981-02-09 | Detector of toner density |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57132173A (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50161247A (ja) * | 1974-06-18 | 1975-12-27 | ||
JPS51105829A (ja) * | 1975-03-14 | 1976-09-20 | Hitachi Metals Ltd | Jikiburashigenzoniokeru genzozairyo no sokuteihoho |
JPS5349437A (en) * | 1976-10-16 | 1978-05-04 | Hitachi Ltd | Toner density detector |
-
1981
- 1981-02-09 JP JP1766881A patent/JPS57132173A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50161247A (ja) * | 1974-06-18 | 1975-12-27 | ||
JPS51105829A (ja) * | 1975-03-14 | 1976-09-20 | Hitachi Metals Ltd | Jikiburashigenzoniokeru genzozairyo no sokuteihoho |
JPS5349437A (en) * | 1976-10-16 | 1978-05-04 | Hitachi Ltd | Toner density detector |
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