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)
Description
第１図は本考案の実施例に係る列車接近検出器
の取付け状態側面図、第２図および第３図はそれ
ぞれ第１図に示す列車接近検出器を用いた警報装
置のブロツク図、および当該列車接近検出器の出
力信号の波形図、第４図は従来の列車接近検出器
の側面図である。
１……レール、９……列車接近検出器、１０…
…振動検出部、１１……出力端子、１２……永久
磁石。
FIG. 1 is a side view of the installed state of a train approach detector according to an embodiment of the present invention, and FIGS. 2 and 3 are block diagrams of an alarm system using the train approach detector shown in FIG. FIG. 4, which is a waveform diagram of the output signal of the train approach detector, is a side view of a conventional train approach detector. 1...Rail, 9...Train approach detector, 10...
...Vibration detection unit, 11...Output terminal, 12...Permanent magnet.
Claims (1)
列車の接近を報知する信号を出力する列車接近検
出器において、この列車接近検出器を、前記振動
を検出する振動検出部と、この振動検出部を前記
走行レールに吸着する永久磁石で構成したことを
特徴とする列車接近検出器。 Detects vibrations transmitted to train running rails,
In a train approach detector that outputs a signal notifying the approach of a train, the train approach detector is comprised of a vibration detection section that detects the vibration, and a permanent magnet that attracts the vibration detection section to the running rail. A train approach detector featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9239290U JPH0449565U (en) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9239290U JPH0449565U (en) | 1990-09-04 | 1990-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0449565U true JPH0449565U (en) | 1992-04-27 |
Family
ID=31828801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9239290U Pending JPH0449565U (en) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449565U (en) |
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 (en) * | 1986-12-19 | 1988-06-27 | 株式会社カネコ | Train approach alarm device |
-
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 (en) * | 1986-12-19 | 1988-06-27 | 株式会社カネコ | Train approach alarm device |
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