IN2014DN09827A - - Google Patents
Info
- Publication number
- IN2014DN09827A IN2014DN09827A IN9827DEN2014A IN2014DN09827A IN 2014DN09827 A IN2014DN09827 A IN 2014DN09827A IN 9827DEN2014 A IN9827DEN2014 A IN 9827DEN2014A IN 2014DN09827 A IN2014DN09827 A IN 2014DN09827A
- Authority
- IN
- India
- Prior art keywords
- accumulator
- hydraulic actuator
- pump
- fluid
- hydraulic
- Prior art date
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
- E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
-
- 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
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2278—Hydraulic circuits
- E02F9/2296—Systems with a variable displacement 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
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/027—Installations or systems with accumulators having accumulator charging devices
- F15B1/033—Installations or systems with accumulators having accumulator charging devices with electrical control means
-
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/14—Energy-recuperation means
-
- 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
- F15B2211/20507—Type of prime mover
-
- 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
- F15B2211/2053—Type of pump
- F15B2211/20546—Type of pump variable capacity
-
- 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
- F15B2211/2053—Type of pump
- F15B2211/20569—Type of pump capable of working as pump and motor
-
- 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
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
- F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
-
- 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
- F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
- F15B2211/214—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being hydrotransformers
-
- 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
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
- F15B2211/30575—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve in a Wheatstone Bridge arrangement (also half bridges)
-
- 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
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
- F15B2211/3058—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having additional valves for interconnecting the fluid chambers of a double-acting actuator, e.g. for regeneration mode or for floating 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6306—Electronic controllers using input signals representing a pressure
-
- 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
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
-
- 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
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6343—Electronic controllers using input signals representing a temperature
-
- 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
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6346—Electronic controllers using input signals representing a state of input means, e.g. joystick position
-
- 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
- F15B2211/7051—Linear output members
- F15B2211/7053—Double-acting 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
- F15B2211/7114—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators
- F15B2211/7128—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators the chambers being connected in parallel
-
- 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
- F15B2211/76—Control of force or torque of the output member
- F15B2211/761—Control of a negative load, i.e. of a load generating hydraulic energy
-
- 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
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/88—Control measures for saving energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
- Operation Control Of Excavators (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/487,983 US9279236B2 (en) | 2012-06-04 | 2012-06-04 | Electro-hydraulic system for recovering and reusing potential energy |
PCT/US2013/043820 WO2013184539A1 (en) | 2012-06-04 | 2013-06-03 | Electro-hydraulic system for recovering and reusing potential energy |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014DN09827A true IN2014DN09827A (de) | 2015-07-31 |
Family
ID=49668582
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN9827DEN2014 IN2014DN09827A (de) | 2012-06-04 | 2014-11-19 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9279236B2 (de) |
JP (1) | JP2015520347A (de) |
CN (1) | CN104334893B (de) |
BR (1) | BR112014030146A2 (de) |
DE (1) | DE112013002784T5 (de) |
IN (1) | IN2014DN09827A (de) |
WO (1) | WO2013184539A1 (de) |
Families Citing this family (55)
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WO2010141007A1 (en) * | 2009-06-01 | 2010-12-09 | Bucyrus International, Inc. | Hydraulic crowd system for electric mining shovel |
US8997476B2 (en) * | 2012-07-27 | 2015-04-07 | Caterpillar Inc. | Hydraulic energy recovery system |
CN103671295B (zh) * | 2013-12-17 | 2016-03-16 | 四川百世昌重型机械有限公司 | 一种闭式蓄能液压*** |
US9605694B2 (en) | 2013-12-20 | 2017-03-28 | Georgia Tech Research Corporation | Energy recapture system for hydraulic elevators |
KR102082028B1 (ko) * | 2013-12-26 | 2020-02-26 | 두산인프라코어 주식회사 | 붐 에너지 회생 제어 회로 및 제어 방법 |
JP6245611B2 (ja) * | 2014-04-18 | 2017-12-13 | キャタピラー エス エー アール エル | 制御装置および作業機械 |
JP6205339B2 (ja) | 2014-08-01 | 2017-09-27 | 株式会社神戸製鋼所 | 油圧駆動装置 |
CN104452850B (zh) * | 2014-12-16 | 2017-05-31 | 山河智能装备股份有限公司 | 一种挖掘机动臂势能回收利用的方法及其控制装置 |
US9556591B2 (en) * | 2015-03-25 | 2017-01-31 | Caterpillar Inc. | Hydraulic system recovering swing kinetic and boom potential energy |
US9809958B2 (en) | 2015-03-25 | 2017-11-07 | Caterpillar Inc. | Engine assist by recovering swing kinetic energy |
US9951795B2 (en) | 2015-03-25 | 2018-04-24 | Caterpillar Inc. | Integration of swing energy recovery and engine anti-idling systems |
US9670921B2 (en) | 2015-09-17 | 2017-06-06 | Monkey Pumps, LLC | Reciprocating drive mechanism with a spool vent |
US10161396B2 (en) | 2015-09-17 | 2018-12-25 | Monkey Pumps, LLC | Zero emission reciprocating drive pump |
DE102016003390A1 (de) * | 2015-10-23 | 2017-04-27 | Liebherr France Sas | Vorrichtung zur Rückgewinnung hydraulischer Energie bei einem Arbeitsgerät und ein entsprechendes Arbeitsgerät |
US10174770B2 (en) * | 2015-11-09 | 2019-01-08 | Caterpillar Inc. | System and method of hydraulic energy recovery for machine start-stop and machine ride control |
US9932993B2 (en) | 2015-11-09 | 2018-04-03 | Caterpillar Inc. | System and method for hydraulic energy recovery |
CN105351293B (zh) * | 2015-11-25 | 2017-07-04 | 日照海卓液压有限公司 | 一种被动容积同步***的能量回收*** |
CN105351294B (zh) * | 2015-11-25 | 2018-01-23 | 日照海卓液压有限公司 | 多***同步能量回收网络*** |
CN105370633B (zh) * | 2015-11-26 | 2018-11-13 | 中国航空工业集团公司沈阳飞机设计研究所 | 一种多变负载液压马达拖动装置 |
CN105465056A (zh) * | 2016-01-06 | 2016-04-06 | 张旭蓝 | 一种回收利用试验件变形弹性势能的液压*** |
AT518192B1 (de) * | 2016-01-22 | 2017-11-15 | Engel Austria Gmbh | Hydraulikvorrichtung für eine Formgebungsmaschine |
CN105545844B (zh) * | 2016-03-19 | 2017-11-10 | 青岛大学 | 一种节能型推土机工作装置液压控制*** |
DE102016206821A1 (de) * | 2016-04-21 | 2017-10-26 | Festo Ag & Co. Kg | Verfahren zum Betreiben einer Ventileinrichtung, Ventileinrichtung und Datenträger mit einem Computerprogramm |
CN106286318B (zh) * | 2016-05-18 | 2020-02-28 | 华信咨询设计研究院有限公司 | 磁力透平泵及控制方法 |
EP3258138A1 (de) * | 2016-06-13 | 2017-12-20 | DANA ITALIA S.r.l. | Serielles hydraulisches hybridsystem für ein fahrzeug und verfahren zum betreiben eines seriellen hydraulischen hybridsystems für ein fahrzeug |
DE102016007267A1 (de) * | 2016-06-15 | 2017-12-21 | Liebherr-Mining Equipment Colmar Sas | Vorrichtung zur Rekuperation von hydraulischer Energie mittels einer Verschaltung von zwei Differentialzylindern |
DE102016007286A1 (de) * | 2016-06-15 | 2017-12-21 | Liebherr-Mining Equipment Colmar Sas | Vorrichtung zur Rekuperation von hydraulischer Energie mit energieeffizienter Nachfüllung der Stangenseiten von Differentialzylindern und gleichzeitiger Druckübersetzung |
DE102016007266A1 (de) * | 2016-06-15 | 2017-12-21 | Liebherr-Mining Equipment Colmar Sas | Vorrichtung zur direkten Rekuperation von hydraulischer Energie mittels eines einfachwirkenden Hydraulikzylinders |
JP6646547B2 (ja) * | 2016-08-22 | 2020-02-14 | 株式会社神戸製鋼所 | エネルギー回生装置、およびこれを備えた作業機械 |
KR102062193B1 (ko) * | 2016-09-23 | 2020-01-03 | 히다찌 겐끼 가부시키가이샤 | 작업 기계의 압유 에너지 회생 장치 |
CN108138818B (zh) * | 2016-09-29 | 2020-06-23 | 日立建机株式会社 | 液压驱动装置 |
KR102149155B1 (ko) * | 2016-11-18 | 2020-08-28 | 현대건설기계 주식회사 | 건설기계의 에너지 회생 시스템 및 그 방법 |
JP6797015B2 (ja) * | 2016-12-22 | 2020-12-09 | 川崎重工業株式会社 | 油圧ショベル駆動システム |
JP6636977B2 (ja) * | 2017-03-14 | 2020-01-29 | 日立建機株式会社 | 作業機械の油圧駆動装置 |
KR102309862B1 (ko) * | 2017-04-10 | 2021-10-08 | 두산인프라코어 주식회사 | 건설 기계의 유압 시스템 |
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JP6959528B2 (ja) * | 2018-01-11 | 2021-11-02 | 株式会社豊田自動織機 | 産業車両の油圧駆動装置 |
DE102018101924A1 (de) * | 2018-01-29 | 2019-08-01 | Liebherr-Hydraulikbagger Gmbh | Arbeitsmaschine mit Hydraulik zur Energierekuperation |
CN108915005B (zh) * | 2018-07-09 | 2020-09-25 | 马鞍山市润启新材料科技有限公司 | 一种挖掘机动臂补偿液压*** |
WO2020040736A1 (en) * | 2018-08-21 | 2020-02-27 | Siemens Energy, Inc. | Double-acting hydraulic actuator with different pumps for each actuation direction |
WO2020045706A1 (en) * | 2018-08-30 | 2020-03-05 | Volvo Construction Equipment Ab | Hydraulic circuit for construction equipment |
US11401693B2 (en) * | 2018-09-27 | 2022-08-02 | Volvo Construction Equipment Ab | Regeneration system and method of energy released from working implement |
EP3966445B1 (de) * | 2019-05-09 | 2022-09-07 | KENNEY, Alan David | Energieumwandlungssystem |
US11713778B2 (en) * | 2019-05-28 | 2023-08-01 | Danfoss Power Solutions Ii Technology A/S | Optimizing mode transitions between dual power electro-hydrostatic control systems |
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-
2012
- 2012-06-04 US US13/487,983 patent/US9279236B2/en not_active Expired - Fee Related
-
2013
- 2013-06-03 BR BR112014030146A patent/BR112014030146A2/pt not_active IP Right Cessation
- 2013-06-03 WO PCT/US2013/043820 patent/WO2013184539A1/en active Application Filing
- 2013-06-03 DE DE112013002784.4T patent/DE112013002784T5/de not_active Withdrawn
- 2013-06-03 JP JP2015516084A patent/JP2015520347A/ja active Pending
- 2013-06-03 CN CN201380029305.9A patent/CN104334893B/zh not_active Expired - Fee Related
-
2014
- 2014-11-19 IN IN9827DEN2014 patent/IN2014DN09827A/en unknown
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DE112013002784T5 (de) | 2015-03-12 |
US20130318955A1 (en) | 2013-12-05 |
BR112014030146A2 (pt) | 2017-06-27 |
JP2015520347A (ja) | 2015-07-16 |
CN104334893B (zh) | 2017-02-15 |
WO2013184539A1 (en) | 2013-12-12 |
CN104334893A (zh) | 2015-02-04 |
US9279236B2 (en) | 2016-03-08 |
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