JPS57178092A - Oil pressure type rock drilling machine - Google Patents

Oil pressure type rock drilling machine

Info

Publication number
JPS57178092A
JPS57178092A JP6299181A JP6299181A JPS57178092A JP S57178092 A JPS57178092 A JP S57178092A JP 6299181 A JP6299181 A JP 6299181A JP 6299181 A JP6299181 A JP 6299181A JP S57178092 A JPS57178092 A JP S57178092A
Authority
JP
Japan
Prior art keywords
oil pressure
drilling machine
pressure type
rock drilling
type 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.)
Pending
Application number
JP6299181A
Other languages
Japanese (ja)
Inventor
Moriharu Takeda
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.)
OKADA SAKUGANKI KK
Original Assignee
OKADA SAKUGANKI 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 OKADA SAKUGANKI KK filed Critical OKADA SAKUGANKI KK
Priority to JP6299181A priority Critical patent/JPS57178092A/en
Publication of JPS57178092A publication Critical patent/JPS57178092A/en
Pending legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP6299181A 1981-04-25 1981-04-25 Oil pressure type rock drilling machine Pending JPS57178092A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6299181A JPS57178092A (en) 1981-04-25 1981-04-25 Oil pressure type rock drilling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6299181A JPS57178092A (en) 1981-04-25 1981-04-25 Oil pressure type rock drilling machine

Publications (1)

Publication Number Publication Date
JPS57178092A true JPS57178092A (en) 1982-11-02

Family

ID=13216341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6299181A Pending JPS57178092A (en) 1981-04-25 1981-04-25 Oil pressure type rock drilling machine

Country Status (1)

Country Link
JP (1) JPS57178092A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017110793A1 (en) * 2015-12-24 2017-06-29 古河ロックドリル株式会社 Hydraulic hammering device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5426541U (en) * 1977-07-21 1979-02-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5426541U (en) * 1977-07-21 1979-02-21

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017110793A1 (en) * 2015-12-24 2017-06-29 古河ロックドリル株式会社 Hydraulic hammering device
JPWO2017110793A1 (en) * 2015-12-24 2018-06-28 古河ロックドリル株式会社 Hydraulic striking device
EP3395504A4 (en) * 2015-12-24 2019-02-20 Furukawa Rock Drill Co., Ltd. Hydraulic hammering device
US11034010B2 (en) 2015-12-24 2021-06-15 Furukawa Rock Drill Co., Ltd. Hydraulic hammering device

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