JPH0249888A - 回転式掘削ビット - Google Patents

回転式掘削ビット

Info

Publication number
JPH0249888A
JPH0249888A JP19966988A JP19966988A JPH0249888A JP H0249888 A JPH0249888 A JP H0249888A JP 19966988 A JP19966988 A JP 19966988A JP 19966988 A JP19966988 A JP 19966988A JP H0249888 A JPH0249888 A JP H0249888A
Authority
JP
Japan
Prior art keywords
drilling
digging
claws
excavating
claw
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
JP19966988A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0512516B2 (en, 2012
Inventor
Kazuo Murazaki
和雄 村崎
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 JP19966988A priority Critical patent/JPH0249888A/ja
Publication of JPH0249888A publication Critical patent/JPH0249888A/ja
Publication of JPH0512516B2 publication Critical patent/JPH0512516B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP19966988A 1988-08-10 1988-08-10 回転式掘削ビット Granted JPH0249888A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19966988A JPH0249888A (ja) 1988-08-10 1988-08-10 回転式掘削ビット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19966988A JPH0249888A (ja) 1988-08-10 1988-08-10 回転式掘削ビット

Publications (2)

Publication Number Publication Date
JPH0249888A true JPH0249888A (ja) 1990-02-20
JPH0512516B2 JPH0512516B2 (en, 2012) 1993-02-18

Family

ID=16411652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19966988A Granted JPH0249888A (ja) 1988-08-10 1988-08-10 回転式掘削ビット

Country Status (1)

Country Link
JP (1) JPH0249888A (en, 2012)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006022594A (ja) * 2004-07-09 2006-01-26 Giken Seisakusho Co Ltd 掘削へッド及び杭圧入機
JP2007000117A (ja) * 2005-06-27 2007-01-11 Yoshiro Nakamatsu ミニ具大寿司
GB2510433A (en) * 2013-02-05 2014-08-06 Attachment Torque Mfg China Co Ltd Curved auger tooth and auger tooth holder

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5733790U (en, 2012) * 1980-08-05 1982-02-22
JPS6136621U (ja) * 1984-08-10 1986-03-06 木村寝台工業株式会社 仰臥台に於ける床部の昇降用駆動機構
JPS6145273U (ja) * 1984-08-30 1986-03-26 いすゞ自動車株式会社 ハンドブレ−キレバ−
JPS62189293A (ja) * 1987-02-17 1987-08-19 村崎　和雄 ドリルのヘツド用爪

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5733790U (en, 2012) * 1980-08-05 1982-02-22
JPS6136621U (ja) * 1984-08-10 1986-03-06 木村寝台工業株式会社 仰臥台に於ける床部の昇降用駆動機構
JPS6145273U (ja) * 1984-08-30 1986-03-26 いすゞ自動車株式会社 ハンドブレ−キレバ−
JPS62189293A (ja) * 1987-02-17 1987-08-19 村崎　和雄 ドリルのヘツド用爪

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006022594A (ja) * 2004-07-09 2006-01-26 Giken Seisakusho Co Ltd 掘削へッド及び杭圧入機
JP2007000117A (ja) * 2005-06-27 2007-01-11 Yoshiro Nakamatsu ミニ具大寿司
GB2510433A (en) * 2013-02-05 2014-08-06 Attachment Torque Mfg China Co Ltd Curved auger tooth and auger tooth holder

Also Published As

Publication number Publication date
JPH0512516B2 (en, 2012) 1993-02-18

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