JPH042572U - - Google Patents

Info

Publication number
JPH042572U
JPH042572U JP4173790U JP4173790U JPH042572U JP H042572 U JPH042572 U JP H042572U JP 4173790 U JP4173790 U JP 4173790U JP 4173790 U JP4173790 U JP 4173790U JP H042572 U JPH042572 U JP H042572U
Authority
JP
Japan
Prior art keywords
pressure
receiving surface
pressure receiving
spool
pipe
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.)
Granted
Application number
JP4173790U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0713984Y2 (ja
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 JP4173790U priority Critical patent/JPH0713984Y2/ja
Publication of JPH042572U publication Critical patent/JPH042572U/ja
Application granted granted Critical
Publication of JPH0713984Y2 publication Critical patent/JPH0713984Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)
JP4173790U 1990-04-19 1990-04-19 打撃装置 Expired - Lifetime JPH0713984Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4173790U JPH0713984Y2 (ja) 1990-04-19 1990-04-19 打撃装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4173790U JPH0713984Y2 (ja) 1990-04-19 1990-04-19 打撃装置

Publications (2)

Publication Number Publication Date
JPH042572U true JPH042572U (en]) 1992-01-10
JPH0713984Y2 JPH0713984Y2 (ja) 1995-04-05

Family

ID=31552665

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4173790U Expired - Lifetime JPH0713984Y2 (ja) 1990-04-19 1990-04-19 打撃装置

Country Status (1)

Country Link
JP (1) JPH0713984Y2 (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112780624A (zh) * 2020-12-31 2021-05-11 台州贝力特机械有限公司 一种液压破碎锤的换向阀结构

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112780624A (zh) * 2020-12-31 2021-05-11 台州贝力特机械有限公司 一种液压破碎锤的换向阀结构

Also Published As

Publication number Publication date
JPH0713984Y2 (ja) 1995-04-05

Similar Documents

Publication Publication Date Title
US4034817A (en) Impact tool
JPS6344786U (en])
US8733468B2 (en) Sleeve/liner assembly and hydraulic hammer using same
JP3382667B2 (ja) ハンマ装置
GB1509357A (en) Hydraulically driven striking device
US5806610A (en) Apparatus for generating impacts
CA2329533C (en) Hammer device
DD144884A5 (de) Motorisch betriebener motorhammer
US4181183A (en) Impact tool
US4450920A (en) Hydraulic reciprocating machines
US4142447A (en) Hydraulic actuator
JPH042572U (en])
US4050525A (en) Down-the-hole hammer
JPS641879U (en])
JPS6175980U (en])
WO1998004387A1 (fr) Defonceuse hydraulique avec dispositif de prevention de mouvement a vide
JPS62201680U (en])
KR100400385B1 (ko) 유압 브레이커의 유압 컨트롤밸브
JPH0644612Y2 (ja) 油圧ブレーカにおける空打ち装置
JP2675247B2 (ja) ハンマー装置
JPH0618791Y2 (ja) 打撃装置
KR102702536B1 (ko) 자동 또는 수동 행정거리 전환기능이 구비된 유압 브레이커 및 이를 이용하는 유압 브레이커의 행정거리 모드전환 제어방법
JPS6357083U (en])
SU1078051A2 (ru) Гидропневматическое ударное устройство
JPS6031633B2 (ja) 液圧駆動打撃装置

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term