JPS569582A - Method of excavating bottommexpanded pile hole - Google Patents

Method of excavating bottommexpanded pile hole

Info

Publication number
JPS569582A
JPS569582A JP8547079A JP8547079A JPS569582A JP S569582 A JPS569582 A JP S569582A JP 8547079 A JP8547079 A JP 8547079A JP 8547079 A JP8547079 A JP 8547079A JP S569582 A JPS569582 A JP S569582A
Authority
JP
Japan
Prior art keywords
bottommexpanded
excavating
pile hole
pile
hole
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
JP8547079A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5641795B2 (enExample
Inventor
Masakazu Masuda
Hironori Matsumoto
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.)
Okumura Corp
Original Assignee
Okumura 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 Okumura Corp filed Critical Okumura Corp
Priority to JP8547079A priority Critical patent/JPS569582A/ja
Publication of JPS569582A publication Critical patent/JPS569582A/ja
Publication of JPS5641795B2 publication Critical patent/JPS5641795B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP8547079A 1979-07-04 1979-07-04 Method of excavating bottommexpanded pile hole Granted JPS569582A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8547079A JPS569582A (en) 1979-07-04 1979-07-04 Method of excavating bottommexpanded pile hole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8547079A JPS569582A (en) 1979-07-04 1979-07-04 Method of excavating bottommexpanded pile hole

Publications (2)

Publication Number Publication Date
JPS569582A true JPS569582A (en) 1981-01-31
JPS5641795B2 JPS5641795B2 (enExample) 1981-09-30

Family

ID=13859771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8547079A Granted JPS569582A (en) 1979-07-04 1979-07-04 Method of excavating bottommexpanded pile hole

Country Status (1)

Country Link
JP (1) JPS569582A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009091819A (ja) * 2007-10-10 2009-04-30 Sanwa Kizai Co Ltd 拡大ヘッド

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5948597A (ja) * 1982-09-13 1984-03-19 本間　良治 掘進装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5565692A (en) * 1978-11-08 1980-05-17 Hachirou Inoue Method of boring stake hole of expanded bottom* and bit with expanded end

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5565692A (en) * 1978-11-08 1980-05-17 Hachirou Inoue Method of boring stake hole of expanded bottom* and bit with expanded end

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009091819A (ja) * 2007-10-10 2009-04-30 Sanwa Kizai Co Ltd 拡大ヘッド

Also Published As

Publication number Publication date
JPS5641795B2 (enExample) 1981-09-30

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