JPH0247660U - - Google Patents
Info
- Publication number
- JPH0247660U JPH0247660U JP12751988U JP12751988U JPH0247660U JP H0247660 U JPH0247660 U JP H0247660U JP 12751988 U JP12751988 U JP 12751988U JP 12751988 U JP12751988 U JP 12751988U JP H0247660 U JPH0247660 U JP H0247660U
- Authority
- JP
- Japan
- Prior art keywords
- reflective
- detection sensor
- dirt
- detects
- control device
- 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 4
- 238000003708 edge detection Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Control Of Exposure In Printing And Copying (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12751988U JPH0247660U (de) | 1988-09-29 | 1988-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12751988U JPH0247660U (de) | 1988-09-29 | 1988-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0247660U true JPH0247660U (de) | 1990-03-30 |
Family
ID=31380026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12751988U Pending JPH0247660U (de) | 1988-09-29 | 1988-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0247660U (de) |
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1988
- 1988-09-29 JP JP12751988U patent/JPH0247660U/ja active Pending