JP4312728B2 - レール継目板の締結ボルトの脱落検出装置 - Google Patents

レール継目板の締結ボルトの脱落検出装置 Download PDF

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Publication number
JP4312728B2
JP4312728B2 JP2005064276A JP2005064276A JP4312728B2 JP 4312728 B2 JP4312728 B2 JP 4312728B2 JP 2005064276 A JP2005064276 A JP 2005064276A JP 2005064276 A JP2005064276 A JP 2005064276A JP 4312728 B2 JP4312728 B2 JP 4312728B2
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Japan
Prior art keywords
rail
image
joint plate
rail joint
fastening bolt
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 - Fee Related
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JP2005064276A
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English (en)
Japanese (ja)
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JP2006250573A5 (enExample
JP2006250573A (ja
Inventor
博 西川
美昌 蒔田
元就 金谷
光夫 坂井
信一 福原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Central Japan Railway Co
Hitachi High Tech Corp
Original Assignee
Hitachi High Technologies Corp
Central Japan Railway Co
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Application filed by Hitachi High Technologies Corp, Central Japan Railway Co filed Critical Hitachi High Technologies Corp
Priority to JP2005064276A priority Critical patent/JP4312728B2/ja
Publication of JP2006250573A publication Critical patent/JP2006250573A/ja
Publication of JP2006250573A5 publication Critical patent/JP2006250573A5/ja
Application granted granted Critical
Publication of JP4312728B2 publication Critical patent/JP4312728B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Machines For Laying And Maintaining Railways (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP2005064276A 2005-03-08 2005-03-08 レール継目板の締結ボルトの脱落検出装置 Expired - Fee Related JP4312728B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005064276A JP4312728B2 (ja) 2005-03-08 2005-03-08 レール継目板の締結ボルトの脱落検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005064276A JP4312728B2 (ja) 2005-03-08 2005-03-08 レール継目板の締結ボルトの脱落検出装置

Publications (3)

Publication Number Publication Date
JP2006250573A JP2006250573A (ja) 2006-09-21
JP2006250573A5 JP2006250573A5 (enExample) 2007-10-04
JP4312728B2 true JP4312728B2 (ja) 2009-08-12

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JP2005064276A Expired - Fee Related JP4312728B2 (ja) 2005-03-08 2005-03-08 レール継目板の締結ボルトの脱落検出装置

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JP (1) JP4312728B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008184763A (ja) * 2007-01-29 2008-08-14 Hitachi High-Technologies Corp レール継目板の締結ボルト脱落検出方法および脱落検出装置
JP5426949B2 (ja) * 2009-07-08 2014-02-26 東日本旅客鉄道株式会社 レール下隙間測定装置
US10358150B2 (en) 2013-03-15 2019-07-23 Harsco Corporation Rail clamp
CN107687114B (zh) * 2017-08-24 2019-03-19 武汉迈普时空导航科技有限公司 一种轨道绝对位置与偏差测量方法
CN111101412B (zh) * 2019-12-31 2022-05-13 中铁十九局集团第二工程有限公司 铁路营业线沉降、位移监测方法
CN112116578B (zh) * 2020-09-21 2024-08-27 北京世纪东方智汇科技股份有限公司 扣件检测方法、装置及可读存储介质

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JP2006250573A (ja) 2006-09-21

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