JPS59141690A - 穿孔機におけるドリフタの送り制御装置 - Google Patents

穿孔機におけるドリフタの送り制御装置

Info

Publication number
JPS59141690A
JPS59141690A JP1674583A JP1674583A JPS59141690A JP S59141690 A JPS59141690 A JP S59141690A JP 1674583 A JP1674583 A JP 1674583A JP 1674583 A JP1674583 A JP 1674583A JP S59141690 A JPS59141690 A JP S59141690A
Authority
JP
Japan
Prior art keywords
drifter
pressure
rod
activated
switch
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
JP1674583A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0424519B2 (OSRAM
Inventor
吉益　正明
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP1674583A priority Critical patent/JPS59141690A/ja
Publication of JPS59141690A publication Critical patent/JPS59141690A/ja
Publication of JPH0424519B2 publication Critical patent/JPH0424519B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP1674583A 1983-02-03 1983-02-03 穿孔機におけるドリフタの送り制御装置 Granted JPS59141690A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1674583A JPS59141690A (ja) 1983-02-03 1983-02-03 穿孔機におけるドリフタの送り制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1674583A JPS59141690A (ja) 1983-02-03 1983-02-03 穿孔機におけるドリフタの送り制御装置

Publications (2)

Publication Number Publication Date
JPS59141690A true JPS59141690A (ja) 1984-08-14
JPH0424519B2 JPH0424519B2 (OSRAM) 1992-04-27

Family

ID=11924801

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1674583A Granted JPS59141690A (ja) 1983-02-03 1983-02-03 穿孔機におけるドリフタの送り制御装置

Country Status (1)

Country Link
JP (1) JPS59141690A (OSRAM)

Also Published As

Publication number Publication date
JPH0424519B2 (OSRAM) 1992-04-27

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