JPS52473A - System for photoelectrically detcting objects - Google Patents
System for photoelectrically detcting objectsInfo
- Publication number
- JPS52473A JPS52473A JP50059268A JP5926875A JPS52473A JP S52473 A JPS52473 A JP S52473A JP 50059268 A JP50059268 A JP 50059268A JP 5926875 A JP5926875 A JP 5926875A JP S52473 A JPS52473 A JP S52473A
- Authority
- JP
- Japan
- Prior art keywords
- objects
- detcting
- photoelectrically
- automobiles
- reliably
- 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
- Optical Radar Systems And Details Thereof (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Geophysics And Detection Of Objects (AREA)
- Traffic Control Systems (AREA)
Abstract
PURPOSE: To provide a device which reliably and accurately detects the presence of objects based on the interruption principle by utilizing light interrupted by automobiles, that is irregularly reflected from white lines painted on a road.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50059268A JPS52473A (en) | 1975-05-20 | 1975-05-20 | System for photoelectrically detcting objects |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50059268A JPS52473A (en) | 1975-05-20 | 1975-05-20 | System for photoelectrically detcting objects |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52473A true JPS52473A (en) | 1977-01-05 |
Family
ID=13108442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50059268A Pending JPS52473A (en) | 1975-05-20 | 1975-05-20 | System for photoelectrically detcting objects |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52473A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5461055A (en) * | 1977-10-24 | 1979-05-17 | Washimaiyaa Kk | Press casting method of nonferrous metal element |
JPS5796485U (en) * | 1981-11-25 | 1982-06-14 | ||
JPS59206136A (en) * | 1983-05-09 | 1984-11-21 | Musashi Seimitsu Kogyo Kk | Flanging method of pipe material by rotary forging |
JPS6079182U (en) * | 1983-11-05 | 1985-06-01 | 日立工機株式会社 | paper detection device |
JPH01135382U (en) * | 1988-03-03 | 1989-09-18 | ||
JPH0263621A (en) * | 1988-08-29 | 1990-03-02 | Nippon Gasket Kk | Manufacture of bore grommet |
JPH0413427A (en) * | 1990-04-28 | 1992-01-17 | Kaiyo Giken Kk | Manufacture of flare flange and pipe expansion tool used therefor |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS498766U (en) * | 1972-04-26 | 1974-01-25 |
-
1975
- 1975-05-20 JP JP50059268A patent/JPS52473A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS498766U (en) * | 1972-04-26 | 1974-01-25 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5461055A (en) * | 1977-10-24 | 1979-05-17 | Washimaiyaa Kk | Press casting method of nonferrous metal element |
JPS5812092B2 (en) * | 1977-10-24 | 1983-03-07 | ワシマイヤ−株式会社 | Method for manufacturing a flange for a wound beam made of non-ferrous metal parts |
JPS5796485U (en) * | 1981-11-25 | 1982-06-14 | ||
JPS59206136A (en) * | 1983-05-09 | 1984-11-21 | Musashi Seimitsu Kogyo Kk | Flanging method of pipe material by rotary forging |
JPH0224619B2 (en) * | 1983-05-09 | 1990-05-30 | Musashi Seimitsu Kogyo Kk | |
JPS6079182U (en) * | 1983-11-05 | 1985-06-01 | 日立工機株式会社 | paper detection device |
JPH01135382U (en) * | 1988-03-03 | 1989-09-18 | ||
JPH0263621A (en) * | 1988-08-29 | 1990-03-02 | Nippon Gasket Kk | Manufacture of bore grommet |
JPH0413427A (en) * | 1990-04-28 | 1992-01-17 | Kaiyo Giken Kk | Manufacture of flare flange and pipe expansion tool used therefor |
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