JPH07540Y2 - ボーリングマシンの中掘り掘削装置 - Google Patents

ボーリングマシンの中掘り掘削装置

Info

Publication number
JPH07540Y2
JPH07540Y2 JP1988077251U JP7725188U JPH07540Y2 JP H07540 Y2 JPH07540 Y2 JP H07540Y2 JP 1988077251 U JP1988077251 U JP 1988077251U JP 7725188 U JP7725188 U JP 7725188U JP H07540 Y2 JPH07540 Y2 JP H07540Y2
Authority
JP
Japan
Prior art keywords
bucket
tube
farst
boring machine
tip
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
JP1988077251U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01180586U (en]
Inventor
定親 水田
和信 奥本
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP1988077251U priority Critical patent/JPH07540Y2/ja
Publication of JPH01180586U publication Critical patent/JPH01180586U/ja
Application granted granted Critical
Publication of JPH07540Y2 publication Critical patent/JPH07540Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Earth Drilling (AREA)
JP1988077251U 1988-06-13 1988-06-13 ボーリングマシンの中掘り掘削装置 Expired - Lifetime JPH07540Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988077251U JPH07540Y2 (ja) 1988-06-13 1988-06-13 ボーリングマシンの中掘り掘削装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988077251U JPH07540Y2 (ja) 1988-06-13 1988-06-13 ボーリングマシンの中掘り掘削装置

Publications (2)

Publication Number Publication Date
JPH01180586U JPH01180586U (en]) 1989-12-26
JPH07540Y2 true JPH07540Y2 (ja) 1995-01-11

Family

ID=31302247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988077251U Expired - Lifetime JPH07540Y2 (ja) 1988-06-13 1988-06-13 ボーリングマシンの中掘り掘削装置

Country Status (1)

Country Link
JP (1) JPH07540Y2 (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150114858A (ko) * 2014-04-02 2015-10-13 송무진 코어 배럴 작업용 굴착함마의 확공장치

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62169089U (en]) * 1986-04-14 1987-10-27
JPH0437992Y2 (en]) * 1986-11-06 1992-09-07

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150114858A (ko) * 2014-04-02 2015-10-13 송무진 코어 배럴 작업용 굴착함마의 확공장치

Also Published As

Publication number Publication date
JPH01180586U (en]) 1989-12-26

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