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 (cs) 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 (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102033235B1 (ko) 2015-07-13 2019-10-16 후루까와 로크 드릴 가부시끼가이샤 액압식 타격장치
WO2018131689A1 (ja) * 2017-01-12 2018-07-19 古河ロックドリル株式会社 液圧式打撃装置
EP4234170A1 (en) * 2022-02-24 2023-08-30 T-Rig Limited Hydraulic impact mechanism for use in equipment for processing rock and concrete

Also Published As

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

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