JPH0235354U - - Google Patents
Info
- Publication number
- JPH0235354U JPH0235354U JP11311588U JP11311588U JPH0235354U JP H0235354 U JPH0235354 U JP H0235354U JP 11311588 U JP11311588 U JP 11311588U JP 11311588 U JP11311588 U JP 11311588U JP H0235354 U JPH0235354 U JP H0235354U
- Authority
- JP
- Japan
- Prior art keywords
- optical path
- door
- photo interrupter
- opening
- dustproof door
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims 6
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
Landscapes
- Feeding And Guiding Record Carriers (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11311588U JPH0617273Y2 (ja) | 1988-08-29 | 1988-08-29 | 扉開閉スイッチ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11311588U JPH0617273Y2 (ja) | 1988-08-29 | 1988-08-29 | 扉開閉スイッチ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0235354U true JPH0235354U (sl) | 1990-03-07 |
| JPH0617273Y2 JPH0617273Y2 (ja) | 1994-05-02 |
Family
ID=31352670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11311588U Expired - Lifetime JPH0617273Y2 (ja) | 1988-08-29 | 1988-08-29 | 扉開閉スイッチ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0617273Y2 (sl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07211204A (ja) * | 1991-09-27 | 1995-08-11 | At & T Corp | 装置ユニット保護スイッチの実行装置および実行システム |
-
1988
- 1988-08-29 JP JP11311588U patent/JPH0617273Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07211204A (ja) * | 1991-09-27 | 1995-08-11 | At & T Corp | 装置ユニット保護スイッチの実行装置および実行システム |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0617273Y2 (ja) | 1994-05-02 |
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