EP3222784A4 - Apparatus for controlling hydraulic circuit of construction equipment - Google Patents
Apparatus for controlling hydraulic circuit of construction equipment Download PDFInfo
- Publication number
- EP3222784A4 EP3222784A4 EP15861005.5A EP15861005A EP3222784A4 EP 3222784 A4 EP3222784 A4 EP 3222784A4 EP 15861005 A EP15861005 A EP 15861005A EP 3222784 A4 EP3222784 A4 EP 3222784A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- hydraulic circuit
- construction equipment
- controlling hydraulic
- controlling
- construction
- 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.)
- Withdrawn
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2221—Control of flow rate; Load sensing arrangements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2278—Hydraulic circuits
- E02F9/2292—Systems with two or more pumps
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2004—Control mechanisms, e.g. control levers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2025—Particular purposes of control systems not otherwise provided for
- E02F9/2037—Coordinating the movements of the implement and of the frame
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2246—Control of prime movers, e.g. depending on the hydraulic load of work tools
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
- E02F9/2267—Valves or distributors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/02—Travelling-gear, e.g. associated with slewing gears
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/225—Control of steering, e.g. for hydraulic motors driving the vehicle tracks
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2257—Vehicle levelling or suspension systems
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20576—Systems with pumps with multiple pumps
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/3059—Assemblies of multiple valves having multiple valves for multiple output members
- F15B2211/30595—Assemblies of multiple valves having multiple valves for multiple output members with additional valves between the groups of valves for multiple output members
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6658—Control using different modes, e.g. four-quadrant-operation, working mode and transportation mode
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7058—Rotary output members
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7135—Combinations of output members of different types, e.g. single-acting cylinders with rotary motors
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20140162836 | 2014-11-20 | ||
PCT/KR2015/012417 WO2016080760A1 (en) | 2014-11-20 | 2015-11-18 | Apparatus for controlling hydraulic circuit of construction equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3222784A1 EP3222784A1 (en) | 2017-09-27 |
EP3222784A4 true EP3222784A4 (en) | 2018-08-01 |
Family
ID=56014211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15861005.5A Withdrawn EP3222784A4 (en) | 2014-11-20 | 2015-11-18 | Apparatus for controlling hydraulic circuit of construction equipment |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3222784A4 (en) |
KR (1) | KR102088091B1 (en) |
CN (1) | CN107002390A (en) |
WO (1) | WO2016080760A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102564414B1 (en) * | 2018-10-29 | 2023-08-08 | 에이치디현대인프라코어 주식회사 | Travel contorl system for construction machinery and travel control method for construction machinery |
CN111691492B (en) * | 2020-06-30 | 2022-06-28 | 徐州徐工挖掘机械有限公司 | Hydraulic system of excavator and excavator |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1146175A1 (en) * | 2000-04-13 | 2001-10-17 | Kobelco Construction Machinery Co., Ltd. | Construction machine with simultaneous rotating and arm pulling operation |
US20070074511A1 (en) * | 2005-09-30 | 2007-04-05 | Caterpillar Inc. | Multi-pump control system and method |
EP1820909A2 (en) * | 2006-02-20 | 2007-08-22 | Kobelco Construction Machinery Co., Ltd. | Hydraulic controlling device of working machine |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4345436A (en) * | 1980-04-07 | 1982-08-24 | Caterpillar Tractor Co. | Control for load sharing pumps |
JP3013225B2 (en) * | 1995-01-11 | 2000-02-28 | 新キャタピラー三菱株式会社 | Hanging work control device |
KR100797315B1 (en) | 2001-07-16 | 2008-01-23 | 두산인프라코어 주식회사 | Hydraulic apparatus for controlling complex work mode of travel and front works |
KR100988429B1 (en) | 2003-12-26 | 2010-10-18 | 두산인프라코어 주식회사 | Apparatus for controlling multiple operations of an excavator |
KR101470626B1 (en) * | 2007-12-27 | 2014-12-09 | 두산인프라코어 주식회사 | Electric oil pressure system of construction equipment |
JP5786036B2 (en) * | 2010-12-27 | 2015-09-30 | ボルボ コンストラクション イクイップメント アーベー | Travel control system for construction machinery |
CN103339387B (en) * | 2010-12-27 | 2015-11-25 | 沃尔沃建造设备有限公司 | For the oil hydraulic pump of construction plant |
KR20140074324A (en) * | 2011-10-07 | 2014-06-17 | 볼보 컨스트럭션 이큅먼트 에이비 | Priority control system for construction machine |
-
2015
- 2015-11-18 KR KR1020177016343A patent/KR102088091B1/en active IP Right Grant
- 2015-11-18 CN CN201580065189.5A patent/CN107002390A/en active Pending
- 2015-11-18 EP EP15861005.5A patent/EP3222784A4/en not_active Withdrawn
- 2015-11-18 WO PCT/KR2015/012417 patent/WO2016080760A1/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1146175A1 (en) * | 2000-04-13 | 2001-10-17 | Kobelco Construction Machinery Co., Ltd. | Construction machine with simultaneous rotating and arm pulling operation |
US20070074511A1 (en) * | 2005-09-30 | 2007-04-05 | Caterpillar Inc. | Multi-pump control system and method |
EP1820909A2 (en) * | 2006-02-20 | 2007-08-22 | Kobelco Construction Machinery Co., Ltd. | Hydraulic controlling device of working machine |
Non-Patent Citations (1)
Title |
---|
See also references of WO2016080760A1 * |
Also Published As
Publication number | Publication date |
---|---|
KR20170091115A (en) | 2017-08-08 |
KR102088091B1 (en) | 2020-04-28 |
WO2016080760A1 (en) | 2016-05-26 |
EP3222784A1 (en) | 2017-09-27 |
CN107002390A (en) | 2017-08-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3108396A4 (en) | Method of controlling an electronic device | |
EP3221746A4 (en) | Selfie apparatus | |
EP3337750A4 (en) | Controlling of lifting device | |
EP2957972A4 (en) | Numerical control apparatus | |
EP3150861A4 (en) | Hydraulic apparatus | |
EP3136368A4 (en) | External-environment-recognizing apparatus | |
EP3141501A4 (en) | Lifting apparatus | |
EP3315791A4 (en) | Hydraulic apparatus | |
EP3205887A4 (en) | Hydraulic control apparatus for construction equipment | |
EP3158133A4 (en) | Carsh attenuator apparatus | |
EP3113594A4 (en) | Parts-placing apparatus | |
EP3280675A4 (en) | Lifting apparatus | |
EP3242387A4 (en) | Power control apparatus for sub-module of mmc converter | |
EP3209051A4 (en) | Apparatus | |
EP3225355A4 (en) | Numerical control apparatus | |
EP3101922A4 (en) | Apparatus | |
EP3249110A4 (en) | Swing control apparatus of construction equipment and control method therefor | |
EP3196367A4 (en) | Hydraulic circuit for construction equipment | |
EP3306064A4 (en) | Control apparatus | |
EP3092452A4 (en) | Cooling apparatus | |
EP3302390A4 (en) | Femoral lift apparatus | |
EP3116129A4 (en) | Preventive apparatus | |
EP3095923A4 (en) | Handrail for construction equipment | |
EP3319502A4 (en) | Mamography apparatus | |
EP3150642A4 (en) | Stripping apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20170619 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: CHO, YOUNG SIK |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20180628 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F15B 11/17 20060101ALI20180622BHEP Ipc: E02F 9/02 20060101ALI20180622BHEP Ipc: F15B 21/08 20060101ALI20180622BHEP Ipc: E02F 9/22 20060101ALI20180622BHEP Ipc: E02F 9/20 20060101AFI20180622BHEP Ipc: E02F 9/12 20060101ALI20180622BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: HYUNDAI DOOSAN INFRACORE CO., LTD. |
|
17Q | First examination report despatched |
Effective date: 20211201 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20230209 |