JP7787474B2 - 管路切断試験システム及び管路切断試験方法 - Google Patents

管路切断試験システム及び管路切断試験方法

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Publication number
JP7787474B2
JP7787474B2 JP2024565465A JP2024565465A JP7787474B2 JP 7787474 B2 JP7787474 B2 JP 7787474B2 JP 2024565465 A JP2024565465 A JP 2024565465A JP 2024565465 A JP2024565465 A JP 2024565465A JP 7787474 B2 JP7787474 B2 JP 7787474B2
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JP
Japan
Prior art keywords
pipe
time
cutting
cutting device
cable
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.)
Active
Application number
JP2024565465A
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English (en)
Japanese (ja)
Other versions
JPWO2024134792A1 (https=
Inventor
栄貴 渡邉
潤一郎 玉松
善彦 田代
俊光 泉
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.)
NTT Inc
NTT Inc USA
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Inc USA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp, NTT Inc USA filed Critical Nippon Telegraph and Telephone Corp
Publication of JPWO2024134792A1 publication Critical patent/JPWO2024134792A1/ja
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Publication of JP7787474B2 publication Critical patent/JP7787474B2/ja
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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor

Landscapes

  • Laying Of Electric Cables Or Lines Outside (AREA)
JP2024565465A 2022-12-20 2022-12-20 管路切断試験システム及び管路切断試験方法 Active JP7787474B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/046976 WO2024134792A1 (ja) 2022-12-20 2022-12-20 管路切断試験システム及び管路切断試験方法

Publications (2)

Publication Number Publication Date
JPWO2024134792A1 JPWO2024134792A1 (https=) 2024-06-27
JP7787474B2 true JP7787474B2 (ja) 2025-12-17

Family

ID=91588079

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024565465A Active JP7787474B2 (ja) 2022-12-20 2022-12-20 管路切断試験システム及び管路切断試験方法

Country Status (2)

Country Link
JP (1) JP7787474B2 (https=)
WO (1) WO2024134792A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008065777A1 (en) 2006-11-29 2008-06-05 Airec Engineering Corporation Conduit inspection system and conduit inspection method
JP2009183052A (ja) 2008-01-30 2009-08-13 Chugoku Electric Power Co Inc:The 防護管装置
WO2021245838A1 (ja) 2020-06-03 2021-12-09 日本電信電話株式会社 検知装置および検知方法
WO2022244119A1 (ja) 2021-05-18 2022-11-24 日本電信電話株式会社 埋設管路撤去方法及び埋設管路撤去装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008065777A1 (en) 2006-11-29 2008-06-05 Airec Engineering Corporation Conduit inspection system and conduit inspection method
JP2009183052A (ja) 2008-01-30 2009-08-13 Chugoku Electric Power Co Inc:The 防護管装置
WO2021245838A1 (ja) 2020-06-03 2021-12-09 日本電信電話株式会社 検知装置および検知方法
WO2022244119A1 (ja) 2021-05-18 2022-11-24 日本電信電話株式会社 埋設管路撤去方法及び埋設管路撤去装置

Also Published As

Publication number Publication date
JPWO2024134792A1 (https=) 2024-06-27
WO2024134792A1 (ja) 2024-06-27

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