JPS62280484A - 削孔装置 - Google Patents

削孔装置

Info

Publication number
JPS62280484A
JPS62280484A JP12009486A JP12009486A JPS62280484A JP S62280484 A JPS62280484 A JP S62280484A JP 12009486 A JP12009486 A JP 12009486A JP 12009486 A JP12009486 A JP 12009486A JP S62280484 A JPS62280484 A JP S62280484A
Authority
JP
Japan
Prior art keywords
casing
auger
tip
adjustment
pipe
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.)
Granted
Application number
JP12009486A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0378911B2 (enrdf_load_stackoverflow
Inventor
広瀬　雅明
平賀　文男
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.)
Tokyu Construction Co Ltd
Original Assignee
Tokyu Construction Co Ltd
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 Tokyu Construction Co Ltd filed Critical Tokyu Construction Co Ltd
Priority to JP12009486A priority Critical patent/JPS62280484A/ja
Publication of JPS62280484A publication Critical patent/JPS62280484A/ja
Publication of JPH0378911B2 publication Critical patent/JPH0378911B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP12009486A 1986-05-27 1986-05-27 削孔装置 Granted JPS62280484A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12009486A JPS62280484A (ja) 1986-05-27 1986-05-27 削孔装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12009486A JPS62280484A (ja) 1986-05-27 1986-05-27 削孔装置

Publications (2)

Publication Number Publication Date
JPS62280484A true JPS62280484A (ja) 1987-12-05
JPH0378911B2 JPH0378911B2 (enrdf_load_stackoverflow) 1991-12-17

Family

ID=14777760

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12009486A Granted JPS62280484A (ja) 1986-05-27 1986-05-27 削孔装置

Country Status (1)

Country Link
JP (1) JPS62280484A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0378911B2 (enrdf_load_stackoverflow) 1991-12-17

Similar Documents

Publication Publication Date Title
US4440244A (en) Drill tool
US6644422B1 (en) Pantograph underreamer
EP0806543B1 (de) Bohrvorrichtung für das schlagende Bohren
US2549420A (en) Coring and crushing bit
JPS62280484A (ja) 削孔装置
JPS62280483A (ja) 削孔方法
JPS62284816A (ja) 削孔装置
JPS5936079B2 (ja) 地中孔掘削工法
JPS63501650A (ja) 掘削方法および掘削装置
JPS611788A (ja) 軟弱地盤用サンプラ−
JPH07293167A (ja) 岩盤掘削方法及びその装置
JP3191714B2 (ja) 掘削工具
CN213869727U (zh) 一种地质勘探用扩孔器
US5657827A (en) Auger drilling head
US2986008A (en) Apparatus for forming concrete piles
JP2600932Y2 (ja) シールドマシン
SU1631154A1 (ru) Расширитель дл бурени горизонтальных скважин
JPH04309685A (ja) 井戸掘り工法
JPH05321555A (ja) 横穴掘削装置
JP4034198B2 (ja) 掘削工具およびボーリング削孔装置
JPH04306393A (ja) 地盤削孔工法
KR200204677Y1 (ko) 굴착기의 해머비트 보호장치
JP2002121986A (ja) オーガ装置及び掘削方法
JPH0254094A (ja) 管渠入換工法
JPH09273374A (ja) アースドリル用掘削装置