JPH0288187U - - Google Patents
Info
- Publication number
- JPH0288187U JPH0288187U JP1988167243U JP16724388U JPH0288187U JP H0288187 U JPH0288187 U JP H0288187U JP 1988167243 U JP1988167243 U JP 1988167243U JP 16724388 U JP16724388 U JP 16724388U JP H0288187 U JPH0288187 U JP H0288187U
- Authority
- JP
- Japan
- Prior art keywords
- optical sensor
- door
- pair
- automatic
- light emitter
- 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
- 230000003287 optical effect Effects 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
- Burglar Alarm Systems (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988167243U JPH0288187U (ko) | 1988-12-24 | 1988-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988167243U JPH0288187U (ko) | 1988-12-24 | 1988-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0288187U true JPH0288187U (ko) | 1990-07-12 |
Family
ID=31455360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988167243U Pending JPH0288187U (ko) | 1988-12-24 | 1988-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0288187U (ko) |
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1988
- 1988-12-24 JP JP1988167243U patent/JPH0288187U/ja active Pending