JPS6161946B2 - - Google Patents

Info

Publication number
JPS6161946B2
JPS6161946B2 JP11535282A JP11535282A JPS6161946B2 JP S6161946 B2 JPS6161946 B2 JP S6161946B2 JP 11535282 A JP11535282 A JP 11535282A JP 11535282 A JP11535282 A JP 11535282A JP S6161946 B2 JPS6161946 B2 JP S6161946B2
Authority
JP
Japan
Prior art keywords
chamber
valve
piston
cylinder
switching valve
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
JP11535282A
Other languages
English (en)
Japanese (ja)
Other versions
JPS597569A (ja
Inventor
Kaoru Tokunaga
Toshiki Tanaka
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.)
Airman Corp
Original Assignee
Hokuetsu Industries 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 Hokuetsu Industries Co Ltd filed Critical Hokuetsu Industries Co Ltd
Priority to JP11535282A priority Critical patent/JPS597569A/ja
Publication of JPS597569A publication Critical patent/JPS597569A/ja
Publication of JPS6161946B2 publication Critical patent/JPS6161946B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)
JP11535282A 1982-07-05 1982-07-05 油圧作動衝撃工具 Granted JPS597569A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11535282A JPS597569A (ja) 1982-07-05 1982-07-05 油圧作動衝撃工具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11535282A JPS597569A (ja) 1982-07-05 1982-07-05 油圧作動衝撃工具

Publications (2)

Publication Number Publication Date
JPS597569A JPS597569A (ja) 1984-01-14
JPS6161946B2 true JPS6161946B2 (enrdf_load_stackoverflow) 1986-12-27

Family

ID=14660395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11535282A Granted JPS597569A (ja) 1982-07-05 1982-07-05 油圧作動衝撃工具

Country Status (1)

Country Link
JP (1) JPS597569A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI123634B (fi) * 2007-10-05 2013-08-30 Sandvik Mining & Constr Oy Kallionrikkomislaite, suojaventtiili sekä menetelmä kallionrikkomislaitteen käyttämiseksi

Also Published As

Publication number Publication date
JPS597569A (ja) 1984-01-14

Similar Documents

Publication Publication Date Title
AU649768B2 (en) A cyclic hydraulic actuator
EP1697089B1 (en) Impact tool
US7174824B2 (en) Control valve in a percussion device and a method comprising a closed pressure space at the end position of the piston
US4034817A (en) Impact tool
JPH0649276B2 (ja) 空気式締結装置
JPH0678717B2 (ja) ハイブリッド空気圧衝撃式さく岩機
JPH08507343A (ja) 流体作動衝撃さく岩装置
EP0335994B2 (en) Hydraulic impact tool
US4945998A (en) Hydraulic impact tool
KR100343888B1 (ko) 가스와 유압을 이용한 브레이커
US5647445A (en) Double piston in-the-hole hydraulic hammer drill
JPS6161946B2 (enrdf_load_stackoverflow)
JPS6161947B2 (enrdf_load_stackoverflow)
US3796271A (en) Rock drill having a triple coaxial hammer
JPS63501859A (ja) 衝撃装置
EP1058600B1 (en) Fluid actuated tool
JP2004351529A (ja) 油圧ブレーカ
JPH0763940B2 (ja) 衝撃動工具
JP2813003B2 (ja) 衝撃動装置
GB2079214A (en) Improvements in or Relating to Impact Tools and Like Percussive Apparatus
JPH03228584A (ja) 衝撃動装置
SU1668559A1 (ru) Ударный механизм
JPS6355435B2 (enrdf_load_stackoverflow)
JPS6119392B2 (enrdf_load_stackoverflow)
JPS6393576A (ja) 衝撃動工具