JPH047242Y2 - - Google Patents

Info

Publication number
JPH047242Y2
JPH047242Y2 JP1986054076U JP5407686U JPH047242Y2 JP H047242 Y2 JPH047242 Y2 JP H047242Y2 JP 1986054076 U JP1986054076 U JP 1986054076U JP 5407686 U JP5407686 U JP 5407686U JP H047242 Y2 JPH047242 Y2 JP H047242Y2
Authority
JP
Japan
Prior art keywords
blade
digging
drill
drilling
rotary
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
Application number
JP1986054076U
Other languages
English (en)
Japanese (ja)
Other versions
JPS62169046U (OSRAM
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 JP1986054076U priority Critical patent/JPH047242Y2/ja
Publication of JPS62169046U publication Critical patent/JPS62169046U/ja
Application granted granted Critical
Publication of JPH047242Y2 publication Critical patent/JPH047242Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1986054076U 1986-04-10 1986-04-10 Expired JPH047242Y2 (OSRAM)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986054076U JPH047242Y2 (OSRAM) 1986-04-10 1986-04-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986054076U JPH047242Y2 (OSRAM) 1986-04-10 1986-04-10

Publications (2)

Publication Number Publication Date
JPS62169046U JPS62169046U (OSRAM) 1987-10-27
JPH047242Y2 true JPH047242Y2 (OSRAM) 1992-02-26

Family

ID=30880730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986054076U Expired JPH047242Y2 (OSRAM) 1986-04-10 1986-04-10

Country Status (1)

Country Link
JP (1) JPH047242Y2 (OSRAM)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5976691U (ja) * 1982-11-11 1984-05-24 新井　健二 穴掘り具

Also Published As

Publication number Publication date
JPS62169046U (OSRAM) 1987-10-27

Similar Documents

Publication Publication Date Title
JPH05280273A (ja) ラウンドピックおよび掘削工具
JPH0284836U (OSRAM)
JPH047242Y2 (OSRAM)
US6230826B1 (en) Drilling apparatus an excavation bit
JP2600932Y2 (ja) シールドマシン
JP3403820B2 (ja) 管埋設装置
JP4474039B2 (ja) 掘削方法
JP4405043B2 (ja) 掘削工具
JPH053593Y2 (OSRAM)
JP3954528B2 (ja) 掘進機
JPS6187092A (ja) 穴掘削機械
JPH0442359Y2 (OSRAM)
JP3246234B2 (ja) 掘削工具
JP2002356810A (ja) 掘削装置における掘削工具
JP4144173B2 (ja) 掘削工法および該掘削工法に用いるカッター
JPS61221494A (ja) 楕円シ−ルド掘削機
JP3827185B2 (ja) 拡幅掘削装置
JP3044744U (ja) 岩盤削孔用ロータリケーシングドリルにおける掘削ビットの支持筒
JP2004232322A (ja) 鋼管杭取付用アタッチメント
JPS60250198A (ja) 楕円シ−ルド掘削機
JP2712010B2 (ja) 管埋設機械
JPH0634468Y2 (ja) シールド機のカッタヘッド
JPS5923823Y2 (ja) 掘削装置
JPH10331562A (ja) 大口径竪孔の削孔方法および装置
JPH0477631U (OSRAM)