JPS6352197B2 - - Google Patents

Info

Publication number
JPS6352197B2
JPS6352197B2 JP59213159A JP21315984A JPS6352197B2 JP S6352197 B2 JPS6352197 B2 JP S6352197B2 JP 59213159 A JP59213159 A JP 59213159A JP 21315984 A JP21315984 A JP 21315984A JP S6352197 B2 JPS6352197 B2 JP S6352197B2
Authority
JP
Japan
Prior art keywords
excavation
drive device
guide post
hole hammer
attached
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
JP59213159A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6192288A (ja
Inventor
Isamu Morya
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.)
Raito Kogyo Co Ltd
Original Assignee
Raito Kogyo 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 Raito Kogyo Co Ltd filed Critical Raito Kogyo Co Ltd
Priority to JP21315984A priority Critical patent/JPS6192288A/ja
Publication of JPS6192288A publication Critical patent/JPS6192288A/ja
Publication of JPS6352197B2 publication Critical patent/JPS6352197B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP21315984A 1984-10-11 1984-10-11 掘削装置 Granted JPS6192288A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21315984A JPS6192288A (ja) 1984-10-11 1984-10-11 掘削装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21315984A JPS6192288A (ja) 1984-10-11 1984-10-11 掘削装置

Publications (2)

Publication Number Publication Date
JPS6192288A JPS6192288A (ja) 1986-05-10
JPS6352197B2 true JPS6352197B2 (es) 1988-10-18

Family

ID=16634540

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21315984A Granted JPS6192288A (ja) 1984-10-11 1984-10-11 掘削装置

Country Status (1)

Country Link
JP (1) JPS6192288A (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6484475A (en) * 1987-09-25 1989-03-29 Nec Corp Duty ratio discriminating device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8141660B2 (en) 2006-12-04 2012-03-27 Kazunori Furuki Excavator apparatus for underground excavation
JP5128999B2 (ja) * 2008-04-04 2013-01-23 一功 古木 削孔方法、削孔装置及び回転式削孔機
JP5049913B2 (ja) * 2008-08-08 2012-10-17 一功 古木 削孔機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57155491A (en) * 1981-03-17 1982-09-25 Aaru Emu Shii Densetsu Kikou K Method of digging hole to base rock by three-function pillar erecting car
JPS60238593A (ja) * 1984-05-10 1985-11-27 株式会社　利根ボ−リング 吊下式掘削工法並びにその装置
JPS6332953A (ja) * 1986-07-25 1988-02-12 Nec Corp ガラス封止型半導体装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57155491A (en) * 1981-03-17 1982-09-25 Aaru Emu Shii Densetsu Kikou K Method of digging hole to base rock by three-function pillar erecting car
JPS60238593A (ja) * 1984-05-10 1985-11-27 株式会社　利根ボ−リング 吊下式掘削工法並びにその装置
JPS6332953A (ja) * 1986-07-25 1988-02-12 Nec Corp ガラス封止型半導体装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6484475A (en) * 1987-09-25 1989-03-29 Nec Corp Duty ratio discriminating device

Also Published As

Publication number Publication date
JPS6192288A (ja) 1986-05-10

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term