JPS60169384U - 竪孔拡径掘削ビツト - Google Patents

竪孔拡径掘削ビツト

Info

Publication number
JPS60169384U
JPS60169384U JP5476084U JP5476084U JPS60169384U JP S60169384 U JPS60169384 U JP S60169384U JP 5476084 U JP5476084 U JP 5476084U JP 5476084 U JP5476084 U JP 5476084U JP S60169384 U JPS60169384 U JP S60169384U
Authority
JP
Japan
Prior art keywords
slider
drilling bit
support pin
link
diameter
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
JP5476084U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6346545Y2 (enrdf_load_stackoverflow
Inventor
正美 和田
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP5476084U priority Critical patent/JPS60169384U/ja
Publication of JPS60169384U publication Critical patent/JPS60169384U/ja
Application granted granted Critical
Publication of JPS6346545Y2 publication Critical patent/JPS6346545Y2/ja
Granted legal-status Critical Current

Links

JP5476084U 1984-04-16 1984-04-16 竪孔拡径掘削ビツト Granted JPS60169384U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5476084U JPS60169384U (ja) 1984-04-16 1984-04-16 竪孔拡径掘削ビツト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5476084U JPS60169384U (ja) 1984-04-16 1984-04-16 竪孔拡径掘削ビツト

Publications (2)

Publication Number Publication Date
JPS60169384U true JPS60169384U (ja) 1985-11-09
JPS6346545Y2 JPS6346545Y2 (enrdf_load_stackoverflow) 1988-12-02

Family

ID=30576805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5476084U Granted JPS60169384U (ja) 1984-04-16 1984-04-16 竪孔拡径掘削ビツト

Country Status (1)

Country Link
JP (1) JPS60169384U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100880365B1 (ko) * 2008-06-10 2009-01-30 삼보이엔씨 주식회사 산업시설용 수중구조물의 수중설치를 위한 확공굴착용굴착장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100880365B1 (ko) * 2008-06-10 2009-01-30 삼보이엔씨 주식회사 산업시설용 수중구조물의 수중설치를 위한 확공굴착용굴착장치

Also Published As

Publication number Publication date
JPS6346545Y2 (enrdf_load_stackoverflow) 1988-12-02

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