JP4153896B2 - 形状記憶合金を用いたレールの継目構造と接合方法 - Google Patents
形状記憶合金を用いたレールの継目構造と接合方法 Download PDFInfo
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- JP4153896B2 JP4153896B2 JP2004124914A JP2004124914A JP4153896B2 JP 4153896 B2 JP4153896 B2 JP 4153896B2 JP 2004124914 A JP2004124914 A JP 2004124914A JP 2004124914 A JP2004124914 A JP 2004124914A JP 4153896 B2 JP4153896 B2 JP 4153896B2
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- Prior art keywords
- rail
- shape memory
- fastening member
- memory alloy
- joint structure
- Prior art date
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- 229910001285 shape-memory alloy Inorganic materials 0.000 title claims description 13
- 238000000034 method Methods 0.000 title claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000008602 contraction Effects 0.000 description 5
- 230000003446 memory effect Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910003271 Ni-Fe Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 240000004050 Pentaglottis sempervirens Species 0.000 description 1
- 235000004522 Pentaglottis sempervirens Nutrition 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Description
3,4,5,6,7,8,9,10・・・締結装置
11,12,13,14・・・レール継目用部材の固定用ボルト・ナット
15,16・・・レール継目用部材
17,18・・・突起を有するレール締結用部材
19・・・平板部
20,21・・・突起部
22・・・ボルト
23・・・ウエブの孔部
24・・・ボルト孔部
Claims (3)
- レールを突き合わせて固定する継目構造であって、突き合わされた2本のレール端部のウェブ部を両側から挟んでボルトで固定される2個のレール継目用部材と、前記レール継目用部材とレールのウェブとの間に2個以上の突起部を有する平板状の形状記憶合金を備えたレール締結用部材の突起部分をレールのウェブに設けられた孔部に嵌め込ませて挟持させてなることを特徴とするレールの継目構造。
- 平板状の形状記憶合金を備えたレール締結用部材は、平板状のレール締結用部材の両端部近傍に2個以上の突起部を有し、少なくとも前記平板状の部分が形状記憶合金からなることを特徴とする請求項1に記載のレールの継目構造。
- 請求項1または請求項2に記載のレール締結用部材の突起部をレールのウェブに設けられた孔部に嵌め込ませたのち、前記レール締結用部材を構成する形状記憶合金を形状が回復する温度以上に該レール締結用部材を加熱した後、レール締結用部材の外側にレール継目用部材をボルト・ナットで固定することを特徴とするレールの接合方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004124914A JP4153896B2 (ja) | 2004-04-21 | 2004-04-21 | 形状記憶合金を用いたレールの継目構造と接合方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004124914A JP4153896B2 (ja) | 2004-04-21 | 2004-04-21 | 形状記憶合金を用いたレールの継目構造と接合方法 |
Publications (2)
Publication Number | Publication Date |
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JP2005307530A JP2005307530A (ja) | 2005-11-04 |
JP4153896B2 true JP4153896B2 (ja) | 2008-09-24 |
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JP2004124914A Expired - Fee Related JP4153896B2 (ja) | 2004-04-21 | 2004-04-21 | 形状記憶合金を用いたレールの継目構造と接合方法 |
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JP (1) | JP4153896B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8904187B2 (en) | 2002-09-10 | 2014-12-02 | Ivi Holdings Ltd. | Secure biometric verification of identity |
US8918900B2 (en) | 2004-04-26 | 2014-12-23 | Ivi Holdings Ltd. | Smart card for passport, electronic passport, and method, system, and apparatus for authenticating person holding smart card or electronic passport |
US20200025254A1 (en) * | 2016-10-21 | 2020-01-23 | General Electric Company | Method and system for elastic bearing support |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5123740B2 (ja) * | 2008-05-26 | 2013-01-23 | 新日鐵住金株式会社 | 無遊間接続用のレール継目板の製造方法 |
CN110983192B (zh) * | 2019-12-18 | 2020-11-10 | 上海材料研究所 | 一种高性能扣件弹条及其制造方法与应用 |
-
2004
- 2004-04-21 JP JP2004124914A patent/JP4153896B2/ja not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8904187B2 (en) | 2002-09-10 | 2014-12-02 | Ivi Holdings Ltd. | Secure biometric verification of identity |
US8918900B2 (en) | 2004-04-26 | 2014-12-23 | Ivi Holdings Ltd. | Smart card for passport, electronic passport, and method, system, and apparatus for authenticating person holding smart card or electronic passport |
US20200025254A1 (en) * | 2016-10-21 | 2020-01-23 | General Electric Company | Method and system for elastic bearing support |
US10823228B2 (en) * | 2016-10-21 | 2020-11-03 | General Electric Company | Method and system for elastic bearing support |
Also Published As
Publication number | Publication date |
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JP2005307530A (ja) | 2005-11-04 |
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