JPS6326232B2 - - Google Patents

Info

Publication number
JPS6326232B2
JPS6326232B2 JP55181656A JP18165680A JPS6326232B2 JP S6326232 B2 JPS6326232 B2 JP S6326232B2 JP 55181656 A JP55181656 A JP 55181656A JP 18165680 A JP18165680 A JP 18165680A JP S6326232 B2 JPS6326232 B2 JP S6326232B2
Authority
JP
Japan
Prior art keywords
excavation
diameter
excavating
hole
drilling
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
JP55181656A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57104789A (en
Inventor
Tosuke Shimanuki
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP18165680A priority Critical patent/JPS57104789A/ja
Publication of JPS57104789A publication Critical patent/JPS57104789A/ja
Publication of JPS6326232B2 publication Critical patent/JPS6326232B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP18165680A 1980-12-22 1980-12-22 Drilling method and apparatus Granted JPS57104789A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18165680A JPS57104789A (en) 1980-12-22 1980-12-22 Drilling method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18165680A JPS57104789A (en) 1980-12-22 1980-12-22 Drilling method and apparatus

Publications (2)

Publication Number Publication Date
JPS57104789A JPS57104789A (en) 1982-06-29
JPS6326232B2 true JPS6326232B2 (enrdf_load_stackoverflow) 1988-05-28

Family

ID=16104555

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18165680A Granted JPS57104789A (en) 1980-12-22 1980-12-22 Drilling method and apparatus

Country Status (1)

Country Link
JP (1) JPS57104789A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60173284A (ja) * 1984-02-15 1985-09-06 マルゼン・ソイル株式会社 ア−スドリルを有する自走車
JPH067416B2 (ja) * 1985-09-12 1994-01-26 シャープ株式会社 磁気記録再生装置
JPS62107107A (ja) * 1985-10-31 1987-05-18 Kasuga Sakusen Kk 基礎杭に於ける拡底掘削装置
JP7050495B2 (ja) * 2018-01-10 2022-04-08 三谷セキサン株式会社 練り付け具付き杭穴掘削ロッド

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55155896A (en) * 1979-05-22 1980-12-04 Hitachi Construction Machinery Rotary excavation bucket

Also Published As

Publication number Publication date
JPS57104789A (en) 1982-06-29

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