JPS6338423Y2 - - Google Patents
Info
- Publication number
- JPS6338423Y2 JPS6338423Y2 JP4962980U JP4962980U JPS6338423Y2 JP S6338423 Y2 JPS6338423 Y2 JP S6338423Y2 JP 4962980 U JP4962980 U JP 4962980U JP 4962980 U JP4962980 U JP 4962980U JP S6338423 Y2 JPS6338423 Y2 JP S6338423Y2
- Authority
- JP
- Japan
- Prior art keywords
- output
- light
- comparator
- leader tape
- receiving element
- 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
- 238000001514 detection method Methods 0.000 claims description 15
- 230000004069 differentiation Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000007562 laser obscuration time method Methods 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4962980U JPS6338423Y2 (en]) | 1980-04-12 | 1980-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4962980U JPS6338423Y2 (en]) | 1980-04-12 | 1980-04-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56152946U JPS56152946U (en]) | 1981-11-16 |
| JPS6338423Y2 true JPS6338423Y2 (en]) | 1988-10-11 |
Family
ID=29644595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4962980U Expired JPS6338423Y2 (en]) | 1980-04-12 | 1980-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6338423Y2 (en]) |
-
1980
- 1980-04-12 JP JP4962980U patent/JPS6338423Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56152946U (en]) | 1981-11-16 |
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