JPS55163562A - Developer replenishing time detector of developing device - Google Patents
Developer replenishing time detector of developing deviceInfo
- Publication number
- JPS55163562A JPS55163562A JP7168279A JP7168279A JPS55163562A JP S55163562 A JPS55163562 A JP S55163562A JP 7168279 A JP7168279 A JP 7168279A JP 7168279 A JP7168279 A JP 7168279A JP S55163562 A JPS55163562 A JP S55163562A
- Authority
- JP
- Japan
- Prior art keywords
- photosensors
- toner
- blades
- developing device
- toners
- 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.)
- Granted
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
-
- 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
- G03G15/0889—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for agitation or stirring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54071682A JPS602660B2 (ja) | 1979-06-07 | 1979-06-07 | 現像装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54071682A JPS602660B2 (ja) | 1979-06-07 | 1979-06-07 | 現像装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55163562A true JPS55163562A (en) | 1980-12-19 |
JPS602660B2 JPS602660B2 (ja) | 1985-01-23 |
Family
ID=13467571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54071682A Expired JPS602660B2 (ja) | 1979-06-07 | 1979-06-07 | 現像装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS602660B2 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57132022A (en) * | 1981-02-09 | 1982-08-16 | Fujitsu Ltd | Detector for amount of powder |
JPS58100364U (ja) * | 1981-12-28 | 1983-07-08 | 日立工機株式会社 | 現像装置 |
US5499077A (en) * | 1994-05-17 | 1996-03-12 | Brother Kogyo Kabushiki Kaisha | Toner level detecting device |
EP0807868A2 (en) * | 1996-05-15 | 1997-11-19 | Samsung Electronics Co., Ltd. | Method for detecting the status of toner using a photosensor |
US5697014A (en) * | 1995-12-28 | 1997-12-09 | Brother Kogyo Kabushiki Kaisha | Toner level detecting device having a substantially non-uniform width and toner storage box having same |
US5950043A (en) * | 1996-10-21 | 1999-09-07 | Seiko Epson Corporation | Image forming method and image forming apparatus for detecting a low level of toner |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5956169B2 (ja) * | 2012-01-25 | 2016-07-27 | ナブテスコ株式会社 | 潤滑油劣化センサーを備えた機械 |
-
1979
- 1979-06-07 JP JP54071682A patent/JPS602660B2/ja not_active Expired
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57132022A (en) * | 1981-02-09 | 1982-08-16 | Fujitsu Ltd | Detector for amount of powder |
JPS58100364U (ja) * | 1981-12-28 | 1983-07-08 | 日立工機株式会社 | 現像装置 |
US5499077A (en) * | 1994-05-17 | 1996-03-12 | Brother Kogyo Kabushiki Kaisha | Toner level detecting device |
US5557368A (en) * | 1994-05-17 | 1996-09-17 | Brother Kogyo Kabushiki Kaisha | Toner level detecting device and method for detecting toner level within a toner storage box |
US5697014A (en) * | 1995-12-28 | 1997-12-09 | Brother Kogyo Kabushiki Kaisha | Toner level detecting device having a substantially non-uniform width and toner storage box having same |
US5761585A (en) * | 1995-12-28 | 1998-06-02 | Brother Kogyo Kabushiki Kaisha | Cap for toner fillable container and toner fillable container using same |
US5771427A (en) * | 1995-12-28 | 1998-06-23 | Brother Kogyo Kabushiki Kaisha | Blow-moled toner fillable cartridge and a method for forming same |
EP0807868A2 (en) * | 1996-05-15 | 1997-11-19 | Samsung Electronics Co., Ltd. | Method for detecting the status of toner using a photosensor |
EP0807868A3 (en) * | 1996-05-15 | 1998-02-04 | Samsung Electronics Co., Ltd. | Method for detecting the status of toner using a photosensor |
US5950043A (en) * | 1996-10-21 | 1999-09-07 | Seiko Epson Corporation | Image forming method and image forming apparatus for detecting a low level of toner |
Also Published As
Publication number | Publication date |
---|---|
JPS602660B2 (ja) | 1985-01-23 |
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