CA2326941C - Actionneur hydraulique - Google Patents

Actionneur hydraulique Download PDF

Info

Publication number
CA2326941C
CA2326941C CA2326941A CA2326941A CA2326941C CA 2326941 C CA2326941 C CA 2326941C CA 2326941 A CA2326941 A CA 2326941A CA 2326941 A CA2326941 A CA 2326941A CA 2326941 C CA2326941 C CA 2326941C
Authority
CA
Canada
Prior art keywords
piston
sleeve
chamber
housing
return
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
CA2326941A
Other languages
English (en)
Other versions
CA2326941A1 (fr
Inventor
Alexander William Rowe
Warren Mark Kay
James William Bawden
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.)
Vector Hydraulics Inc South Africa
Original Assignee
Vector Hydraulics Inc South Africa
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 Vector Hydraulics Inc South Africa filed Critical Vector Hydraulics Inc South Africa
Publication of CA2326941A1 publication Critical patent/CA2326941A1/fr
Application granted granted Critical
Publication of CA2326941C publication Critical patent/CA2326941C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Valve Device For Special Equipments (AREA)
CA2326941A 1999-11-30 2000-11-28 Actionneur hydraulique Expired - Lifetime CA2326941C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA995255 1999-11-30
ZA99/5255 1999-11-30

Publications (2)

Publication Number Publication Date
CA2326941A1 CA2326941A1 (fr) 2001-05-30
CA2326941C true CA2326941C (fr) 2010-03-16

Family

ID=25587856

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2326941A Expired - Lifetime CA2326941C (fr) 1999-11-30 2000-11-28 Actionneur hydraulique

Country Status (1)

Country Link
CA (1) CA2326941C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8747343B2 (en) 2011-09-30 2014-06-10 Covidien Lp Hemodialysis catheter with improved side opening design
US9072867B2 (en) 2011-09-30 2015-07-07 Covidien Lp Catheter with external flow channel

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7776005B2 (en) 2003-03-28 2010-08-17 Covidien Ag Triple lumen catheter with occlusion resistant tip
CA2715857A1 (fr) 2009-09-30 2011-03-30 Tyco Healthcare Group Lp Catheter medical concu de facon a permettre une faible recirculation et reversibilite
CN106351900B (zh) * 2016-09-27 2018-12-18 桂林航天工业学院 一种防偏斜凿岩控制系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8747343B2 (en) 2011-09-30 2014-06-10 Covidien Lp Hemodialysis catheter with improved side opening design
US9072867B2 (en) 2011-09-30 2015-07-07 Covidien Lp Catheter with external flow channel

Also Published As

Publication number Publication date
CA2326941A1 (fr) 2001-05-30

Similar Documents

Publication Publication Date Title
US5222425A (en) Cyclic hydraulic actuator
EP2094448B1 (fr) Dispositif à percussion
US4106571A (en) Pneumatic impact drilling tool
US4062411A (en) Hydraulic percussion tool with impact blow and frequency control
CN88102386A (zh) 钻井用的锤击钻头
US4635531A (en) Hydraulically operated impacting device
US5002136A (en) Damped hammer drill
CA2326941C (fr) Actionneur hydraulique
JP2021513464A (ja) 低圧アキュムレータに恒久的に接続された制御チャンバを備えた回転打撃式油圧穿孔機
US3983788A (en) Method to minimize the amount of oil in the air exhausted from a pneumatically operated impact motor and an impact motor for carrying out this method
JP2003505258A (ja) インパクト工具
JPH03208576A (ja) 可搬式ハンマ機械
US4591004A (en) Pneumatic percussion machine
GB1603196A (en) Variable frequency hydraulically reciprocated impact tool
EP1717507B1 (fr) Dispositif de lubrification pour outil hydraulique ou pneumatique
KR20000010132A (ko) 타격운동기구
JPH09165986A (ja) 自己駆動式ラム穿孔装置
KR101008238B1 (ko) 공기압식 왕복동 공구
US5826482A (en) Hydraulic actuator
CA2343047C (fr) Actionneur pour machine a percussion hydraulique
US4792291A (en) Viscous damped valve for hydraulic pump
JP4657519B2 (ja) 緩衝装置
KR100377824B1 (ko) 유공압 복합 스킵스톱실린더
KR200239305Y1 (ko) 파워스티어링조향펌프의유량조절밸브
JPH08508076A (ja) 直線運動を行う圧力媒体駆動装置

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20201130