JPH01104859U - - Google Patents
Info
- Publication number
- JPH01104859U JPH01104859U JP20106687U JP20106687U JPH01104859U JP H01104859 U JPH01104859 U JP H01104859U JP 20106687 U JP20106687 U JP 20106687U JP 20106687 U JP20106687 U JP 20106687U JP H01104859 U JPH01104859 U JP H01104859U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- track
- train
- level
- local
- 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
- 238000005070 sampling Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 1
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20106687U JPH0618854Y2 (ja) | 1987-12-29 | 1987-12-29 | 軌道回路用受信器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20106687U JPH0618854Y2 (ja) | 1987-12-29 | 1987-12-29 | 軌道回路用受信器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01104859U true JPH01104859U (un) | 1989-07-14 |
JPH0618854Y2 JPH0618854Y2 (ja) | 1994-05-18 |
Family
ID=31491444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20106687U Expired - Lifetime JPH0618854Y2 (ja) | 1987-12-29 | 1987-12-29 | 軌道回路用受信器 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0618854Y2 (un) |
-
1987
- 1987-12-29 JP JP20106687U patent/JPH0618854Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0618854Y2 (ja) | 1994-05-18 |