JPH055447Y2 - - Google Patents

Info

Publication number
JPH055447Y2
JPH055447Y2 JP1987161731U JP16173187U JPH055447Y2 JP H055447 Y2 JPH055447 Y2 JP H055447Y2 JP 1987161731 U JP1987161731 U JP 1987161731U JP 16173187 U JP16173187 U JP 16173187U JP H055447 Y2 JPH055447 Y2 JP H055447Y2
Authority
JP
Japan
Prior art keywords
target
center line
pipe
diameter
measuring
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 - Lifetime
Application number
JP1987161731U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0166014U (en]
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 filed Critical
Priority to JP1987161731U priority Critical patent/JPH055447Y2/ja
Publication of JPH0166014U publication Critical patent/JPH0166014U/ja
Application granted granted Critical
Publication of JPH055447Y2 publication Critical patent/JPH055447Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
JP1987161731U 1987-10-21 1987-10-21 Expired - Lifetime JPH055447Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987161731U JPH055447Y2 (en]) 1987-10-21 1987-10-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987161731U JPH055447Y2 (en]) 1987-10-21 1987-10-21

Publications (2)

Publication Number Publication Date
JPH0166014U JPH0166014U (en]) 1989-04-27
JPH055447Y2 true JPH055447Y2 (en]) 1993-02-12

Family

ID=31444930

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987161731U Expired - Lifetime JPH055447Y2 (en]) 1987-10-21 1987-10-21

Country Status (1)

Country Link
JP (1) JPH055447Y2 (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3300888B2 (ja) * 1998-04-24 2002-07-08 飛島建設株式会社 地盤変位測定装置
JP7685635B1 (ja) * 2024-02-05 2025-05-29 大豊建設株式会社 直線精度測定装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938595U (ja) * 1982-09-02 1984-03-12 石川島播磨重工業株式会社 管埋設装置におけるタ−ゲツト装置
JPS5972015A (ja) * 1982-10-19 1984-04-23 Nippon Steel Corp 掘進方位傾斜連続監視装置
JPS6230107U (en]) * 1985-03-27 1987-02-23
JPS62157514A (ja) * 1985-12-28 1987-07-13 Sanwa Kizai Co Ltd 小口径管埋設推進機の変位量の計測装置

Also Published As

Publication number Publication date
JPH0166014U (en]) 1989-04-27

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