JPS5559507A - Peculiar point of unmanned-guidance running car - Google Patents
Peculiar point of unmanned-guidance running carInfo
- Publication number
- JPS5559507A JPS5559507A JP13348778A JP13348778A JPS5559507A JP S5559507 A JPS5559507 A JP S5559507A JP 13348778 A JP13348778 A JP 13348778A JP 13348778 A JP13348778 A JP 13348778A JP S5559507 A JPS5559507 A JP S5559507A
- Authority
- JP
- Japan
- Prior art keywords
- cable
- loop
- wire
- same phase
- peculiar point
- 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
- 238000001514 detection method Methods 0.000 abstract 3
- 230000035945 sensitivity Effects 0.000 abstract 1
Landscapes
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Abstract
PURPOSE: To simplify the constitution and laying as well as to minimize the loss of the detection time by forming a loop only at one side of the leader cable, thus forming the peculiar point featuring a high sensitivity.
CONSTITUTION: Leader cable 1 is laid along the running course of the wheels and receives the application of the fixed low frequency induced current. Then cable 1 is extended to one side at the fixed position of the course to form virtually rectangular loop 4. In this case, the cable of loop 4 is wound in such way that wire 4a closer (inside) to cable 1 may feature the same phase as cable 1 and wire 4b remote from cable 1 may feature the oppsite phase to cable 1 respectively. Thus such loop 4 is defined as the peculiar point. As a result, the detection level is increased for the position of loop 4 by securing the same phase as cable 1 for wire 4a to accordingly enhance the S/N. Furthermore, the time lag can be minimized for detection owing to the same phase.
COPYRIGHT: (C)1980,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13348778A JPS5559507A (en) | 1978-10-30 | 1978-10-30 | Peculiar point of unmanned-guidance running car |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13348778A JPS5559507A (en) | 1978-10-30 | 1978-10-30 | Peculiar point of unmanned-guidance running car |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5559507A true JPS5559507A (en) | 1980-05-06 |
JPS6341081B2 JPS6341081B2 (en) | 1988-08-15 |
Family
ID=15105910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13348778A Granted JPS5559507A (en) | 1978-10-30 | 1978-10-30 | Peculiar point of unmanned-guidance running car |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5559507A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61143819A (en) * | 1984-12-17 | 1986-07-01 | Nippon Sharyo Seizo Kaisha Ltd | Position detector of unmanned traveling car |
JPH0778025A (en) * | 1993-07-16 | 1995-03-20 | Meisei Electric Co Ltd | Method for laying guide line |
JP2005531832A (en) * | 2002-06-07 | 2005-10-20 | アクティエボラゲット エレクトロラックス | Electronic guidance system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS509956A (en) * | 1973-06-01 | 1975-01-31 | ||
JPS5020191A (en) * | 1973-06-22 | 1975-03-03 |
-
1978
- 1978-10-30 JP JP13348778A patent/JPS5559507A/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS509956A (en) * | 1973-06-01 | 1975-01-31 | ||
JPS5020191A (en) * | 1973-06-22 | 1975-03-03 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61143819A (en) * | 1984-12-17 | 1986-07-01 | Nippon Sharyo Seizo Kaisha Ltd | Position detector of unmanned traveling car |
JPH0778025A (en) * | 1993-07-16 | 1995-03-20 | Meisei Electric Co Ltd | Method for laying guide line |
JP2005531832A (en) * | 2002-06-07 | 2005-10-20 | アクティエボラゲット エレクトロラックス | Electronic guidance system |
Also Published As
Publication number | Publication date |
---|---|
JPS6341081B2 (en) | 1988-08-15 |
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