JPS6119392B2 - - Google Patents

Info

Publication number
JPS6119392B2
JPS6119392B2 JP8274780A JP8274780A JPS6119392B2 JP S6119392 B2 JPS6119392 B2 JP S6119392B2 JP 8274780 A JP8274780 A JP 8274780A JP 8274780 A JP8274780 A JP 8274780A JP S6119392 B2 JPS6119392 B2 JP S6119392B2
Authority
JP
Japan
Prior art keywords
piston
high pressure
valve
port
ports
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.)
Expired
Application number
JP8274780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS578091A (en
Inventor
Kunihiko Matsuzawa
Takayuki Akyama
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP8274780A priority Critical patent/JPS578091A/ja
Publication of JPS578091A publication Critical patent/JPS578091A/ja
Publication of JPS6119392B2 publication Critical patent/JPS6119392B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)
  • Percussive Tools And Related Accessories (AREA)
JP8274780A 1980-06-20 1980-06-20 Oil pressure striking device Granted JPS578091A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8274780A JPS578091A (en) 1980-06-20 1980-06-20 Oil pressure striking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8274780A JPS578091A (en) 1980-06-20 1980-06-20 Oil pressure striking device

Publications (2)

Publication Number Publication Date
JPS578091A JPS578091A (en) 1982-01-16
JPS6119392B2 true JPS6119392B2 (de) 1986-05-16

Family

ID=13783013

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8274780A Granted JPS578091A (en) 1980-06-20 1980-06-20 Oil pressure striking device

Country Status (1)

Country Link
JP (1) JPS578091A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11052524B2 (en) 2015-07-13 2021-07-06 Furukawa Rock Drill Co., Ltd. Hydraulic hammering device
EP3569362B1 (de) * 2017-01-12 2023-01-11 Furukawa Rock Drill Co., Ltd. Hydraulische hammervorrichtung
EP4234170A1 (de) 2022-02-24 2023-08-30 T-Rig Limited Hydraulischer schlagmechanismus zur verwendung in einrichtungen zur verarbeitung von fels und beton

Also Published As

Publication number Publication date
JPS578091A (en) 1982-01-16

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