JPH0535802B2 - - Google Patents

Info

Publication number
JPH0535802B2
JPH0535802B2 JP60188382A JP18838285A JPH0535802B2 JP H0535802 B2 JPH0535802 B2 JP H0535802B2 JP 60188382 A JP60188382 A JP 60188382A JP 18838285 A JP18838285 A JP 18838285A JP H0535802 B2 JPH0535802 B2 JP H0535802B2
Authority
JP
Japan
Prior art keywords
hole
measurement
light receiver
light
measured
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
JP60188382A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6249210A (ja
Inventor
Masatake Maeda
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.)
Obayashi Corp
Original Assignee
Obayashi Corp
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 Obayashi Corp filed Critical Obayashi Corp
Priority to JP18838285A priority Critical patent/JPS6249210A/ja
Publication of JPS6249210A publication Critical patent/JPS6249210A/ja
Publication of JPH0535802B2 publication Critical patent/JPH0535802B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP18838285A 1985-08-29 1985-08-29 孔曲り測定装置 Granted JPS6249210A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18838285A JPS6249210A (ja) 1985-08-29 1985-08-29 孔曲り測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18838285A JPS6249210A (ja) 1985-08-29 1985-08-29 孔曲り測定装置

Publications (2)

Publication Number Publication Date
JPS6249210A JPS6249210A (ja) 1987-03-03
JPH0535802B2 true JPH0535802B2 (cs) 1993-05-27

Family

ID=16222644

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18838285A Granted JPS6249210A (ja) 1985-08-29 1985-08-29 孔曲り測定装置

Country Status (1)

Country Link
JP (1) JPS6249210A (cs)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931140A (cs) * 1972-07-14 1974-03-20
JPS59114396A (ja) * 1982-12-16 1984-07-02 株式会社　青木建設 シ−ルド掘進機における屈折角測定装置
JPS59206709A (ja) * 1983-05-11 1984-11-22 Taisei Corp 中間に移動測点を有する位置の測定方法

Also Published As

Publication number Publication date
JPS6249210A (ja) 1987-03-03

Similar Documents

Publication Publication Date Title
AU2014286916B2 (en) Alignment system for alignment of a drill rod during drilling
US4506745A (en) Method and means for drilling in rocks
CN111005730B (zh) 一种掘进机进尺测量方法
US4869591A (en) Method of optically measuring relative angular movement
US6480289B1 (en) Position measuring apparatus and optical deflection angle measuring apparatus for underground excavators
CN109539992B (zh) 双护盾位置检测装置、检测方法、导向系统及导向方法
JP2003262090A (ja) トンネル掘削機の位置計測装置
JPH0535802B2 (cs)
JPH1114356A (ja) ３次元位置検出方法
JPH0550687B2 (cs)
JP3759281B2 (ja) 地中掘進機の位置計測装置
JP2002188389A (ja) トンネルの発破掘削穿孔方法及びその穿孔システム
JPS61292514A (ja) 孔曲り測定装置
US20180283855A1 (en) Device and method for measuring cavities and use of the device for determining roller alignments
JPH06137070A (ja) シールド機の自動測量方法
CN219316949U (zh) 一种掘进工作面钻孔指引装置
JP2644151B2 (ja) シールド機の自動測量方法
JPH06200692A (ja) シールド機の自動測量方法
JP2000356515A (ja) シールド掘進機の位置・姿勢測定方法
JP3082834U (ja) 長孔の曲り計測装置
JPS60213811A (ja) トンネル断面自動計測装置
JPH0324969B2 (cs)
JPH0435765Y2 (cs)
JPH0451765B2 (cs)
JPH08105038A (ja) 地盤改良機の本体管の軌跡・傾斜検出装置