JPS56139389A - Pneumatic impact drill - Google Patents

Pneumatic impact drill

Info

Publication number
JPS56139389A
JPS56139389A JP4090780A JP4090780A JPS56139389A JP S56139389 A JPS56139389 A JP S56139389A JP 4090780 A JP4090780 A JP 4090780A JP 4090780 A JP4090780 A JP 4090780A JP S56139389 A JPS56139389 A JP S56139389A
Authority
JP
Japan
Prior art keywords
impact drill
pneumatic impact
pneumatic
drill
impact
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
JP4090780A
Other languages
Japanese (ja)
Other versions
JPS5735356B2 (en
Inventor
Hiroyuki Hamamura
Hiroyuki Kawasaki
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.)
Tone Boring Co Ltd
Original Assignee
Tone Boring 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 Tone Boring Co Ltd filed Critical Tone Boring Co Ltd
Priority to JP4090780A priority Critical patent/JPS56139389A/en
Publication of JPS56139389A publication Critical patent/JPS56139389A/en
Publication of JPS5735356B2 publication Critical patent/JPS5735356B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP4090780A 1980-03-28 1980-03-28 Pneumatic impact drill Granted JPS56139389A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4090780A JPS56139389A (en) 1980-03-28 1980-03-28 Pneumatic impact drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4090780A JPS56139389A (en) 1980-03-28 1980-03-28 Pneumatic impact drill

Publications (2)

Publication Number Publication Date
JPS56139389A true JPS56139389A (en) 1981-10-30
JPS5735356B2 JPS5735356B2 (en) 1982-07-28

Family

ID=12593572

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4090780A Granted JPS56139389A (en) 1980-03-28 1980-03-28 Pneumatic impact drill

Country Status (1)

Country Link
JP (1) JPS56139389A (en)

Also Published As

Publication number Publication date
JPS5735356B2 (en) 1982-07-28

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