JPS5451901A - Drive control apparatus of hydraulic drive type rock drill - Google Patents

Drive control apparatus of hydraulic drive type rock drill

Info

Publication number
JPS5451901A
JPS5451901A JP11838577A JP11838577A JPS5451901A JP S5451901 A JPS5451901 A JP S5451901A JP 11838577 A JP11838577 A JP 11838577A JP 11838577 A JP11838577 A JP 11838577A JP S5451901 A JPS5451901 A JP S5451901A
Authority
JP
Japan
Prior art keywords
control apparatus
rock drill
type rock
drive control
hydraulic drive
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
JP11838577A
Other languages
Japanese (ja)
Other versions
JPS5715276B2 (en
Inventor
Noboru Ishii
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.)
Mazda Motor Corp
Original Assignee
Toyo Kogyo 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 Toyo Kogyo Co Ltd filed Critical Toyo Kogyo Co Ltd
Priority to JP11838577A priority Critical patent/JPS5451901A/en
Publication of JPS5451901A publication Critical patent/JPS5451901A/en
Publication of JPS5715276B2 publication Critical patent/JPS5715276B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP11838577A 1977-09-30 1977-09-30 Drive control apparatus of hydraulic drive type rock drill Granted JPS5451901A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11838577A JPS5451901A (en) 1977-09-30 1977-09-30 Drive control apparatus of hydraulic drive type rock drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11838577A JPS5451901A (en) 1977-09-30 1977-09-30 Drive control apparatus of hydraulic drive type rock drill

Publications (2)

Publication Number Publication Date
JPS5451901A true JPS5451901A (en) 1979-04-24
JPS5715276B2 JPS5715276B2 (en) 1982-03-29

Family

ID=14735374

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11838577A Granted JPS5451901A (en) 1977-09-30 1977-09-30 Drive control apparatus of hydraulic drive type rock drill

Country Status (1)

Country Link
JP (1) JPS5451901A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5078970A (en) * 1973-11-07 1975-06-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5078970A (en) * 1973-11-07 1975-06-27

Also Published As

Publication number Publication date
JPS5715276B2 (en) 1982-03-29

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