JPS5493474A - Substance detector - Google Patents
Substance detectorInfo
- Publication number
- JPS5493474A JPS5493474A JP15897477A JP15897477A JPS5493474A JP S5493474 A JPS5493474 A JP S5493474A JP 15897477 A JP15897477 A JP 15897477A JP 15897477 A JP15897477 A JP 15897477A JP S5493474 A JPS5493474 A JP S5493474A
- Authority
- JP
- Japan
- Prior art keywords
- substance detector
- detector
- substance
- 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
Landscapes
- Geophysics And Detection Of Objects (AREA)
- Electronic Switches (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15897477A JPS5493474A (en) | 1977-12-30 | 1977-12-30 | Substance detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15897477A JPS5493474A (en) | 1977-12-30 | 1977-12-30 | Substance detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5493474A true JPS5493474A (en) | 1979-07-24 |
Family
ID=15683434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15897477A Pending JPS5493474A (en) | 1977-12-30 | 1977-12-30 | Substance detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5493474A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60158337U (en) * | 1984-03-28 | 1985-10-22 | 株式会社ケンウッド | phototransistor circuit |
JPS63217717A (en) * | 1987-03-05 | 1988-09-09 | Tetsuya Ando | Photo interrupter |
JPS63290017A (en) * | 1987-05-21 | 1988-11-28 | Nippon Air Brake Co Ltd | Reflective photoelectric switch |
US8020669B2 (en) | 2000-12-08 | 2011-09-20 | Kone Corporation | Elevator and traction sheave of an elevator |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5019337A (en) * | 1973-06-21 | 1975-02-28 |
-
1977
- 1977-12-30 JP JP15897477A patent/JPS5493474A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5019337A (en) * | 1973-06-21 | 1975-02-28 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60158337U (en) * | 1984-03-28 | 1985-10-22 | 株式会社ケンウッド | phototransistor circuit |
JPS63217717A (en) * | 1987-03-05 | 1988-09-09 | Tetsuya Ando | Photo interrupter |
JPS63290017A (en) * | 1987-05-21 | 1988-11-28 | Nippon Air Brake Co Ltd | Reflective photoelectric switch |
US8020669B2 (en) | 2000-12-08 | 2011-09-20 | Kone Corporation | Elevator and traction sheave of an elevator |
US8069955B2 (en) | 2000-12-08 | 2011-12-06 | Kone Corporation | Elevator and traction sheave of an elevator |
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