JPS6070690U - 掘削装置 - Google Patents

掘削装置

Info

Publication number
JPS6070690U
JPS6070690U JP16092783U JP16092783U JPS6070690U JP S6070690 U JPS6070690 U JP S6070690U JP 16092783 U JP16092783 U JP 16092783U JP 16092783 U JP16092783 U JP 16092783U JP S6070690 U JPS6070690 U JP S6070690U
Authority
JP
Japan
Prior art keywords
main body
drilling rig
guide
guide wings
tip
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
JP16092783U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6332216Y2 (enrdf_load_stackoverflow
Inventor
鈴木　友衛
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 JP16092783U priority Critical patent/JPS6070690U/ja
Publication of JPS6070690U publication Critical patent/JPS6070690U/ja
Application granted granted Critical
Publication of JPS6332216Y2 publication Critical patent/JPS6332216Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP16092783U 1983-10-17 1983-10-17 掘削装置 Granted JPS6070690U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16092783U JPS6070690U (ja) 1983-10-17 1983-10-17 掘削装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16092783U JPS6070690U (ja) 1983-10-17 1983-10-17 掘削装置

Publications (2)

Publication Number Publication Date
JPS6070690U true JPS6070690U (ja) 1985-05-18
JPS6332216Y2 JPS6332216Y2 (enrdf_load_stackoverflow) 1988-08-29

Family

ID=30353821

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16092783U Granted JPS6070690U (ja) 1983-10-17 1983-10-17 掘削装置

Country Status (1)

Country Link
JP (1) JPS6070690U (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5516995U (enrdf_load_stackoverflow) * 1978-07-21 1980-02-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5516995U (enrdf_load_stackoverflow) * 1978-07-21 1980-02-02

Also Published As

Publication number Publication date
JPS6332216Y2 (enrdf_load_stackoverflow) 1988-08-29

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