JPH0525826Y2 - - Google Patents

Info

Publication number
JPH0525826Y2
JPH0525826Y2 JP2607587U JP2607587U JPH0525826Y2 JP H0525826 Y2 JPH0525826 Y2 JP H0525826Y2 JP 2607587 U JP2607587 U JP 2607587U JP 2607587 U JP2607587 U JP 2607587U JP H0525826 Y2 JPH0525826 Y2 JP H0525826Y2
Authority
JP
Japan
Prior art keywords
piston
oil passage
striking
chamber
oil
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 - Lifetime
Application number
JP2607587U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63133986U (pl
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 filed Critical
Priority to JP2607587U priority Critical patent/JPH0525826Y2/ja
Publication of JPS63133986U publication Critical patent/JPS63133986U/ja
Application granted granted Critical
Publication of JPH0525826Y2 publication Critical patent/JPH0525826Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)
JP2607587U 1987-02-23 1987-02-23 Expired - Lifetime JPH0525826Y2 (pl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2607587U JPH0525826Y2 (pl) 1987-02-23 1987-02-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2607587U JPH0525826Y2 (pl) 1987-02-23 1987-02-23

Publications (2)

Publication Number Publication Date
JPS63133986U JPS63133986U (pl) 1988-09-01
JPH0525826Y2 true JPH0525826Y2 (pl) 1993-06-29

Family

ID=30826815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2607587U Expired - Lifetime JPH0525826Y2 (pl) 1987-02-23 1987-02-23

Country Status (1)

Country Link
JP (1) JPH0525826Y2 (pl)

Also Published As

Publication number Publication date
JPS63133986U (pl) 1988-09-01

Similar Documents

Publication Publication Date Title
US5226487A (en) Pneumopercussive machine
US4886128A (en) Ram boring implement having a movable bit
US3490549A (en) Hydraulic percussive drill
IE39542L (en) Control of pneumatically operated percussion drills
GB1603196A (en) Variable frequency hydraulically reciprocated impact tool
US4718500A (en) Reversible percussion device for percussion tool
EP0889195A3 (en) Downhole hammer
JPH0525826Y2 (pl)
US4819542A (en) Percussive tool
US5413185A (en) Soil displacement hammer with movable head
JPH0763942B2 (ja) ガス式油圧打撃工具
JPH074130Y2 (ja) 油圧打撃工具
JPH0540951Y2 (pl)
US4161989A (en) Reciprocating hydraulic motors
JPS6026933Y2 (ja) 油圧打撃工具の切換弁作動装置
SU1645397A1 (ru) Реверсивное устройство дл пробивани скважин в грунтах
JPH0432229Y2 (pl)
JPS6161947B2 (pl)
SU1452968A1 (ru) Устройство ударного действи дл механогидравлического разрушени горных пород
SU1602980A1 (ru) Гидравлическое устройство ударного действи
SU831950A1 (ru) Гидроударна бурова машина
JPH065096Y2 (ja) 空気式打撃工具
SU1571235A1 (ru) Устройство ударного действи
SU564415A1 (ru) Гидропневматическое устройство ударного действи
SU1229328A1 (ru) Гидравлическое устройство ударного действи