JPH0145001B2 - - Google Patents
Info
- Publication number
- JPH0145001B2 JPH0145001B2 JP57182720A JP18272082A JPH0145001B2 JP H0145001 B2 JPH0145001 B2 JP H0145001B2 JP 57182720 A JP57182720 A JP 57182720A JP 18272082 A JP18272082 A JP 18272082A JP H0145001 B2 JPH0145001 B2 JP H0145001B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic metal
- pieces
- reference position
- target
- 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.)
- Expired
Links
- 239000002184 metal Substances 0.000 claims description 33
- 229910052751 metal Inorganic materials 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 description 13
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- QVYYOKWPCQYKEY-UHFFFAOYSA-N [Fe].[Co] Chemical compound [Fe].[Co] QVYYOKWPCQYKEY-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Machines For Laying And Maintaining Railways (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18272082A JPS5973360A (ja) | 1982-10-20 | 1982-10-20 | 鉄道用基準位置設定用タ−ゲツト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18272082A JPS5973360A (ja) | 1982-10-20 | 1982-10-20 | 鉄道用基準位置設定用タ−ゲツト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5973360A JPS5973360A (ja) | 1984-04-25 |
| JPH0145001B2 true JPH0145001B2 (de) | 1989-10-02 |
Family
ID=16123257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18272082A Granted JPS5973360A (ja) | 1982-10-20 | 1982-10-20 | 鉄道用基準位置設定用タ−ゲツト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5973360A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102679135B1 (ko) * | 2018-08-28 | 2024-06-27 | 인에이블 주식회사 | 레일 변위 측정 시스템 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57104460A (en) * | 1980-12-18 | 1982-06-29 | Asaoka Kk | Method and apparatus for detecting and measuring reference position for railway |
-
1982
- 1982-10-20 JP JP18272082A patent/JPS5973360A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57104460A (en) * | 1980-12-18 | 1982-06-29 | Asaoka Kk | Method and apparatus for detecting and measuring reference position for railway |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5973360A (ja) | 1984-04-25 |
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