JPS5969285U - 回転式ロツクビツト - Google Patents

回転式ロツクビツト

Info

Publication number
JPS5969285U
JPS5969285U JP16665882U JP16665882U JPS5969285U JP S5969285 U JPS5969285 U JP S5969285U JP 16665882 U JP16665882 U JP 16665882U JP 16665882 U JP16665882 U JP 16665882U JP S5969285 U JPS5969285 U JP S5969285U
Authority
JP
Japan
Prior art keywords
cutting
rotary lock
lock bit
bit
rotary
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
JP16665882U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6312222Y2 (enrdf_load_stackoverflow
Inventor
文隆 嘉屋
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.)
Toho Kinzoku Co Ltd
Original Assignee
Toho Kinzoku 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 Toho Kinzoku Co Ltd filed Critical Toho Kinzoku Co Ltd
Priority to JP16665882U priority Critical patent/JPS5969285U/ja
Publication of JPS5969285U publication Critical patent/JPS5969285U/ja
Application granted granted Critical
Publication of JPS6312222Y2 publication Critical patent/JPS6312222Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP16665882U 1982-11-01 1982-11-01 回転式ロツクビツト Granted JPS5969285U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16665882U JPS5969285U (ja) 1982-11-01 1982-11-01 回転式ロツクビツト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16665882U JPS5969285U (ja) 1982-11-01 1982-11-01 回転式ロツクビツト

Publications (2)

Publication Number Publication Date
JPS5969285U true JPS5969285U (ja) 1984-05-10
JPS6312222Y2 JPS6312222Y2 (enrdf_load_stackoverflow) 1988-04-08

Family

ID=30364809

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16665882U Granted JPS5969285U (ja) 1982-11-01 1982-11-01 回転式ロツクビツト

Country Status (1)

Country Link
JP (1) JPS5969285U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013002129A (ja) * 2011-06-16 2013-01-07 Shigeru Sezaki 削孔装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614832A (en) * 1979-07-17 1981-02-13 Japan Electronic Control Syst Co Ltd Electronically controlled fuel injection system for internal combustion engine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614832A (en) * 1979-07-17 1981-02-13 Japan Electronic Control Syst Co Ltd Electronically controlled fuel injection system for internal combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013002129A (ja) * 2011-06-16 2013-01-07 Shigeru Sezaki 削孔装置

Also Published As

Publication number Publication date
JPS6312222Y2 (enrdf_load_stackoverflow) 1988-04-08

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