JPS631386U - - Google Patents
Info
- Publication number
- JPS631386U JPS631386U JP9520286U JP9520286U JPS631386U JP S631386 U JPS631386 U JP S631386U JP 9520286 U JP9520286 U JP 9520286U JP 9520286 U JP9520286 U JP 9520286U JP S631386 U JPS631386 U JP S631386U
- Authority
- JP
- Japan
- Prior art keywords
- optical path
- light
- explosion
- section
- optical
- 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 6
- 239000013307 optical fiber Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案実施例を示す構成図、第２図、
第３図は本考案の光路開閉操作部の他の実施例を
示す図、第４図は第３図の作用説明図である。
１…防爆電気機器本体、２…外部操作部、３…
第１の光フアイバ、４…第２の光フアイバ、５…
発光部、６…受光部。
Fig. 1 is a configuration diagram showing an embodiment of the present invention; Fig. 2;
FIG. 3 is a diagram showing another embodiment of the optical path opening/closing operation unit of the present invention, and FIG. 4 is an explanatory diagram of the operation of FIG. 3. 1... Explosion-proof electrical equipment body, 2... External operation section, 3...
First optical fiber, 4...Second optical fiber, 5...
Light emitting section, 6... Light receiving section.
Claims (1)
号に変換する受光部を設け、防爆機器本体外に、
光路開閉操作部を設け、上記発光部と上記光路開
閉操作部の光路の一端を第１の光フアイバで連結
し、上記受光部と上記光路の他端を第２の光フア
イバで連結してなる防爆電気機器。 A light-emitting part and a light-receiving part that converts optical signals into electrical signals are installed inside the explosion-proof equipment, and outside the explosion-proof equipment,
An optical path opening/closing operation section is provided, one end of the optical path of the light emitting section and the optical path opening/closing operation section is connected through a first optical fiber, and the light receiving section and the other end of the optical path are connected through a second optical fiber. Explosion-proof electrical equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9520286U JPS631386U (en) | 1986-06-20 | 1986-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9520286U JPS631386U (en) | 1986-06-20 | 1986-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS631386U true JPS631386U (en) | 1988-01-07 |
Family
ID=30959488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9520286U Pending JPS631386U (en) | 1986-06-20 | 1986-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS631386U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5589807A (en) * | 1978-12-28 | 1980-07-07 | Matsushita Electric Works Ltd | Optical fiber switch |
| JPS55106405A (en) * | 1979-02-09 | 1980-08-15 | Mitsubishi Heavy Ind Ltd | Optical path signal generating apparatus |
| JPS631286U (en) * | 1986-06-17 | 1988-01-07 |
-
1986
- 1986-06-20 JP JP9520286U patent/JPS631386U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5589807A (en) * | 1978-12-28 | 1980-07-07 | Matsushita Electric Works Ltd | Optical fiber switch |
| JPS55106405A (en) * | 1979-02-09 | 1980-08-15 | Mitsubishi Heavy Ind Ltd | Optical path signal generating apparatus |
| JPS631286U (en) * | 1986-06-17 | 1988-01-07 |