EP1600642A4 - Hydraulic device - Google Patents
Hydraulic deviceInfo
- Publication number
- EP1600642A4 EP1600642A4 EP04716722A EP04716722A EP1600642A4 EP 1600642 A4 EP1600642 A4 EP 1600642A4 EP 04716722 A EP04716722 A EP 04716722A EP 04716722 A EP04716722 A EP 04716722A EP 1600642 A4 EP1600642 A4 EP 1600642A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- hydraulic device
- hydraulic
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B23/00—Pumping installations or systems
- F04B23/02—Pumping installations or systems having reservoirs
- F04B23/021—Pumping installations or systems having reservoirs the pump being immersed in the reservoir
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B23/00—Pumping installations or systems
- F04B23/02—Pumping installations or systems having reservoirs
- F04B23/025—Pumping installations or systems having reservoirs the pump being located directly adjacent the reservoir
- F04B23/026—Pumping installations or systems having reservoirs the pump being located directly adjacent the reservoir a pump-side forming a wall of the reservoir
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/18—Combined units comprising both motor and pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B7/00—Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
- F15B7/06—Details
- F15B7/10—Compensation of the liquid content in a system
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003056258 | 2003-03-03 | ||
JP2003056258A JP2004263806A (en) | 2003-03-03 | 2003-03-03 | Hydraulic apparatus |
PCT/JP2004/002660 WO2004079205A1 (en) | 2003-03-03 | 2004-03-03 | Hydraulic device |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1600642A1 EP1600642A1 (en) | 2005-11-30 |
EP1600642A4 true EP1600642A4 (en) | 2007-07-04 |
EP1600642B1 EP1600642B1 (en) | 2008-10-15 |
Family
ID=32958691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04716722A Expired - Fee Related EP1600642B1 (en) | 2003-03-03 | 2004-03-03 | Hydraulic device |
Country Status (6)
Country | Link |
---|---|
US (1) | US20050175467A1 (en) |
EP (1) | EP1600642B1 (en) |
JP (1) | JP2004263806A (en) |
KR (1) | KR20050105971A (en) |
DE (1) | DE602004017135D1 (en) |
WO (1) | WO2004079205A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4317862B2 (en) | 2006-09-15 | 2009-08-19 | 三菱重工業株式会社 | Track system |
CN102454647A (en) * | 2010-10-20 | 2012-05-16 | 住友重机械工业株式会社 | Injection molding machine and hydraulic actuator |
US10871174B2 (en) | 2015-10-23 | 2020-12-22 | Aol | Prime mover system and methods utilizing balanced flow within bi-directional power units |
EP3884170A4 (en) * | 2018-11-21 | 2022-06-08 | AOI (Advanced Oilfield Innovations, Dba A.O. International II, Inc.) | Prime mover system and methods utilizing balanced fluid flow |
DE102019215975A1 (en) * | 2019-10-17 | 2021-04-22 | Deere & Company | Hydraulic arrangement |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1026101A (en) * | 1996-07-10 | 1998-01-27 | Opton Co Ltd | Hydraulic pressure device |
GB2359871A (en) * | 2000-01-06 | 2001-09-05 | Baker Hughes Inc | Electrohydraulic valve actuator |
US20020127126A1 (en) * | 2000-08-01 | 2002-09-12 | Kaempe Staffan I. | Bi-rotational pump/hydraulic actuator |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2457467A (en) * | 1945-03-08 | 1948-12-28 | Cons Vultee Aircraft Corp | Electrically and hydraulically operated extensible strut |
JPS61294201A (en) * | 1985-06-24 | 1986-12-25 | Matsushita Electric Ind Co Ltd | Hydraulic unit |
JPS63150102U (en) * | 1987-03-23 | 1988-10-03 | ||
JPS63176880A (en) * | 1988-01-12 | 1988-07-21 | Ogura:Kk | Hydraulic actuator |
US5144801A (en) * | 1989-04-28 | 1992-09-08 | Parker Hannifin Corporation | Electro-hydraulic actuator system |
JPH0960607A (en) * | 1995-08-23 | 1997-03-04 | Opton Co Ltd | Hydraulic driving device |
FR2831226B1 (en) * | 2001-10-24 | 2005-09-23 | Snecma Moteurs | AUTONOMOUS ELECTROHYDRAULIC ACTUATOR |
-
2003
- 2003-03-03 JP JP2003056258A patent/JP2004263806A/en active Pending
-
2004
- 2004-03-03 WO PCT/JP2004/002660 patent/WO2004079205A1/en active Application Filing
- 2004-03-03 US US10/520,971 patent/US20050175467A1/en not_active Abandoned
- 2004-03-03 KR KR1020057001346A patent/KR20050105971A/en not_active Application Discontinuation
- 2004-03-03 DE DE602004017135T patent/DE602004017135D1/en not_active Expired - Lifetime
- 2004-03-03 EP EP04716722A patent/EP1600642B1/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1026101A (en) * | 1996-07-10 | 1998-01-27 | Opton Co Ltd | Hydraulic pressure device |
GB2359871A (en) * | 2000-01-06 | 2001-09-05 | Baker Hughes Inc | Electrohydraulic valve actuator |
US20020127126A1 (en) * | 2000-08-01 | 2002-09-12 | Kaempe Staffan I. | Bi-rotational pump/hydraulic actuator |
Non-Patent Citations (1)
Title |
---|
See also references of WO2004079205A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2004263806A (en) | 2004-09-24 |
DE602004017135D1 (en) | 2008-11-27 |
WO2004079205A1 (en) | 2004-09-16 |
EP1600642B1 (en) | 2008-10-15 |
EP1600642A1 (en) | 2005-11-30 |
KR20050105971A (en) | 2005-11-08 |
US20050175467A1 (en) | 2005-08-11 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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DAX | Request for extension of the european patent (deleted) | ||
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A4 | Supplementary search report drawn up and despatched |
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