JPH02111162U - - Google Patents
Info
- Publication number
- JPH02111162U JPH02111162U JP1923389U JP1923389U JPH02111162U JP H02111162 U JPH02111162 U JP H02111162U JP 1923389 U JP1923389 U JP 1923389U JP 1923389 U JP1923389 U JP 1923389U JP H02111162 U JPH02111162 U JP H02111162U
- Authority
- JP
- Japan
- Prior art keywords
- window
- shutter member
- sensing element
- optical sensing
- toner 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 5
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dry Development In Electrophotography (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1923389U JPH02111162U (cs) | 1989-02-21 | 1989-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1923389U JPH02111162U (cs) | 1989-02-21 | 1989-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02111162U true JPH02111162U (cs) | 1990-09-05 |
Family
ID=31234560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1923389U Pending JPH02111162U (cs) | 1989-02-21 | 1989-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02111162U (cs) |
-
1989
- 1989-02-21 JP JP1923389U patent/JPH02111162U/ja active Pending
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