JPH0449565U - - Google Patents
Info
- Publication number
- JPH0449565U JPH0449565U JP9239290U JP9239290U JPH0449565U JP H0449565 U JPH0449565 U JP H0449565U JP 9239290 U JP9239290 U JP 9239290U JP 9239290 U JP9239290 U JP 9239290U JP H0449565 U JPH0449565 U JP H0449565U
- Authority
- JP
- Japan
- Prior art keywords
- train
- approach detector
- detection section
- vibration detection
- approach
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9239290U JPH0449565U (enExample) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9239290U JPH0449565U (enExample) | 1990-09-04 | 1990-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0449565U true JPH0449565U (enExample) | 1992-04-27 |
Family
ID=31828801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9239290U Pending JPH0449565U (enExample) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449565U (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS554210A (en) * | 1978-06-23 | 1980-01-12 | Touhoku Denshi Sangyo Kk | Train access alarm |
| JPS63154465A (ja) * | 1986-12-19 | 1988-06-27 | 株式会社カネコ | レールの伝達音判別による列車接近警報装置 |
-
1990
- 1990-09-04 JP JP9239290U patent/JPH0449565U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS554210A (en) * | 1978-06-23 | 1980-01-12 | Touhoku Denshi Sangyo Kk | Train access alarm |
| JPS63154465A (ja) * | 1986-12-19 | 1988-06-27 | 株式会社カネコ | レールの伝達音判別による列車接近警報装置 |