JPS5768491A - Hydraulic rock drill - Google Patents

Hydraulic rock drill

Info

Publication number
JPS5768491A
JPS5768491A JP14249980A JP14249980A JPS5768491A JP S5768491 A JPS5768491 A JP S5768491A JP 14249980 A JP14249980 A JP 14249980A JP 14249980 A JP14249980 A JP 14249980A JP S5768491 A JPS5768491 A JP S5768491A
Authority
JP
Japan
Prior art keywords
rock drill
hydraulic rock
hydraulic
drill
rock
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
JP14249980A
Other languages
Japanese (ja)
Other versions
JPS586035B2 (en
Inventor
Toshimi Nagano
Kinai Takagi
Tokimune Kanehira
Youjirou Sawaguchi
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.)
Fuji Yuatsu Kk
Japan National Railways
Nippon Kokuyu Tetsudo
TOKYO GIKEN KOGYO KK
Original Assignee
Fuji Yuatsu Kk
Japan National Railways
Nippon Kokuyu Tetsudo
TOKYO GIKEN KOGYO KK
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 Fuji Yuatsu Kk, Japan National Railways, Nippon Kokuyu Tetsudo, TOKYO GIKEN KOGYO KK filed Critical Fuji Yuatsu Kk
Priority to JP14249980A priority Critical patent/JPS586035B2/en
Publication of JPS5768491A publication Critical patent/JPS5768491A/en
Publication of JPS586035B2 publication Critical patent/JPS586035B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP14249980A 1980-10-14 1980-10-14 hydraulic rock drill Expired JPS586035B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14249980A JPS586035B2 (en) 1980-10-14 1980-10-14 hydraulic rock drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14249980A JPS586035B2 (en) 1980-10-14 1980-10-14 hydraulic rock drill

Publications (2)

Publication Number Publication Date
JPS5768491A true JPS5768491A (en) 1982-04-26
JPS586035B2 JPS586035B2 (en) 1983-02-02

Family

ID=15316751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14249980A Expired JPS586035B2 (en) 1980-10-14 1980-10-14 hydraulic rock drill

Country Status (1)

Country Link
JP (1) JPS586035B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0425555Y2 (en) * 1987-07-10 1992-06-18
JPH01148156U (en) * 1988-03-31 1989-10-13

Also Published As

Publication number Publication date
JPS586035B2 (en) 1983-02-02

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