JPH0419859Y2 - - Google Patents
Info
- Publication number
- JPH0419859Y2 JPH0419859Y2 JP11961385U JP11961385U JPH0419859Y2 JP H0419859 Y2 JPH0419859 Y2 JP H0419859Y2 JP 11961385 U JP11961385 U JP 11961385U JP 11961385 U JP11961385 U JP 11961385U JP H0419859 Y2 JPH0419859 Y2 JP H0419859Y2
- Authority
- JP
- Japan
- Prior art keywords
- case
- detection switch
- blocking
- light
- switch
- 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 67
- 230000000903 blocking effect Effects 0.000 claims description 45
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Keying Circuit Devices (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
- Electronic Switches (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11961385U JPH0419859Y2 (it) | 1985-08-02 | 1985-08-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11961385U JPH0419859Y2 (it) | 1985-08-02 | 1985-08-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6226940U JPS6226940U (it) | 1987-02-18 |
| JPH0419859Y2 true JPH0419859Y2 (it) | 1992-05-07 |
Family
ID=31007147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11961385U Expired JPH0419859Y2 (it) | 1985-08-02 | 1985-08-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419859Y2 (it) |
-
1985
- 1985-08-02 JP JP11961385U patent/JPH0419859Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6226940U (it) | 1987-02-18 |
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