EP3748155B8 - Hydraulic machines and systems - Google Patents

Hydraulic machines and systems Download PDF

Info

Publication number: EP3748155B8
Authority: EP; European Patent Office
Prior art keywords: systems; hydraulic machines; machines; hydraulic
Prior art date: 2019-06-04
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.): Active

Application number

EP20178359.4A

Other languages

German (de)

French (fr)

Other versions

EP3748155A1 (en

EP3748155B1 (en

Inventor

Paul Marshall

Jeremie Lagarde

Uwe Stein

William Rampen

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.)

Artemis Intelligent Power Ltd

Danfoss Scotland Ltd

Original Assignee

Artemis Intelligent Power Ltd

Danfoss Scotland Ltd

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.)

2019-06-04

Filing date

2020-06-04

Publication date

2022-12-07

2020-06-04 Application filed by Artemis Intelligent Power Ltd, Danfoss Scotland Ltd filed Critical Artemis Intelligent Power Ltd

2020-12-09 Publication of EP3748155A1 publication Critical patent/EP3748155A1/en

2022-10-19 Application granted granted Critical

2022-10-19 Publication of EP3748155B1 publication Critical patent/EP3748155B1/en

2022-12-07 Publication of EP3748155B8 publication Critical patent/EP3748155B8/en

Status Active legal-status Critical Current

2040-06-04 Anticipated expiration legal-status Critical

Classifications

- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/06—Control
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/021—Valves for interconnecting the fluid chambers of an actuator
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B15/00—Reciprocating-piston machines or engines with movable cylinders other than provided for in group F01B13/00
- F01B15/005—Reciprocating-piston machines or engines with movable cylinders other than provided for in group F01B13/00 having cylinders in star or fan arrangement, the connection of the pistons with the actuated or actuating element being at the inner ends of the cylinders
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/0404—Details or component parts
- F04B1/0452—Distribution members, e.g. valves
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/22—Hydraulic devices or systems
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B25/00—Regulating, controlling, or safety means
- F01B25/02—Regulating or controlling by varying working-fluid admission or exhaust, e.g. by varying pressure or quantity
- F01B25/08—Final actuators
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
- F03C1/0447—Controlling
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
- F03C1/053—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement the pistons co-operating with an actuated element at the inner ends of the cylinders
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/047—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the outer ends of the cylinders
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/053—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
- 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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- 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
- F04B7/00—Piston machines or pumps characterised by having positively-driven valving
- F04B7/0076—Piston machines or pumps characterised by having positively-driven valving the members being actuated by electro-magnetic 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/022—Flow-dividers; Priority valves
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/0401—Valve members; Fluid interconnections therefor
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
- F15B13/08—Assemblies of units, each for the control of a single servomotor only
- F15B13/0803—Modular units
- F15B13/0807—Manifolds
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
- F15B13/08—Assemblies of units, each for the control of a single servomotor only
- F15B13/0803—Modular units
- F15B13/0846—Electrical details
- F15B13/085—Electrical controllers
- 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
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/202—Externally-operated valves mounted in or on the actuator
- 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
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B2015/206—Combined actuation, e.g. electric and fluid actuated
- 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
- F15B2211/20576—Systems with pumps with multiple pumps
- F15B2211/20592—Combinations of pumps for supplying high and low 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
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/25—Pressure control functions
- F15B2211/251—High pressure control
- 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
- F15B2211/25—Pressure control functions
- F15B2211/252—Low pressure control

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Transportation (AREA)
Structural Engineering (AREA)
Computer Hardware Design (AREA)
Civil Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Analytical Chemistry (AREA)
Fluid-Pressure Circuits (AREA)

EP20178359.4A 2019-06-04 2020-06-04 Hydraulic machines and systems Active EP3748155B8 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP19178292		2019-06-04

Publications (3)

Publication Number	Publication Date
EP3748155A1 EP3748155A1 (en)	2020-12-09
EP3748155B1 EP3748155B1 (en)	2022-10-19
EP3748155B8 true EP3748155B8 (en)	2022-12-07

Family

ID=66770272

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20178359.4A Active EP3748155B8 (en)	2019-06-04	2020-06-04	Hydraulic machines and systems

Country Status (5)

Country	Link
US (1)	US20200386101A1 (en)
EP (1)	EP3748155B8 (en)
JP (1)	JP2020197304A (en)
KR (1)	KR20200140203A (en)
CN (1)	CN112112776A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US11072418B2 (en) *	2018-04-13	2021-07-27	The Boeing Company	Hydraulic system for an aircraft
EP3674546B1 (en) *	2018-12-28	2022-07-13	Artemis Intelligent Power Limited	Valve timing in electronically commutated hydraulic machine
CN112879393B (en) *	2021-01-12	2022-04-05	浙江大学	Radial plunger digital variable hydraulic transformer
WO2022226026A1 (en) *	2021-04-21	2022-10-27	Danfoss Power Solutions, Inc.	Hydraulic circuit arrangement and control system for ganged electronically-commutated pumps
EP4124695A1 (en) *	2021-07-26	2023-02-01	Danfoss Scotland Limited	Controller and hydraulic apparatus using fluctuation signals for hydraulic actuator operations
EP4224019A1 (en) *	2022-02-07	2023-08-09	Danfoss Scotland Limited	Hydraulic apparatus and method for a vehicle
CN114857120B (en) *	2022-05-31	2024-10-01	湖南三一中型起重机械有限公司	Main valve of hydraulic system and working machine
DE102022116629A1 (en)	2022-07-04	2024-01-04	Jungheinrich Aktiengesellschaft	Method for operating an industrial truck with a mast lift and a hydraulic unit
IT202200014161A1 (en) *	2022-07-05	2024-01-05	Andrea Benassi	Hydraulic piston motor with frequency control by multi-phase variable flow

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8822901D0 (en) *	1988-09-29	1988-11-02	Mactaggart Scot Holdings Ltd	Apparatus & method for controlling actuation of multi-piston pump &c
GB0614940D0 (en) *	2006-07-27	2006-09-06	Arternis Intelligent Power Ltd	Vehicle traction and stability control system employing control of fluid quanta
US8186154B2 (en) *	2008-10-31	2012-05-29	Caterpillar Inc.	Rotary flow control valve with energy recovery
GB0914224D0 (en) *	2009-08-14	2009-09-30	Artemis Intelligent Power Ltd	Fluid control system
GB201003002D0 (en) *	2010-02-23	2010-04-07	Artemis Intelligent Power Ltd	Fluid working machine and method of operating fluid working machine
GB2477997B (en) *	2010-02-23	2015-01-14	Artemis Intelligent Power Ltd	Fluid working machine and method for operating fluid working machine
GB2480683B (en) *	2010-05-28	2014-09-10	Artemis Intelligent Power Ltd	Method and apparatus for extracting energy from a fluctuating energy flow from a renewable energy source
DE102010046217A1 (en) *	2010-09-21	2012-03-22	Robert Bosch Gmbh	Pressure control with DDU / DVR units using engine cycles
GB2485987A (en) *	2010-11-30	2012-06-06	Mitsubishi Heavy Ind Ltd	Renewable energy extraction device tolerant of grid failures
CN102374212A (en) *	2011-10-01	2012-03-14	王睿	Intelligent energy-saving hydraulic system
EP2851586B1 (en) *	2013-09-18	2016-11-30	MITSUBISHI HEAVY INDUSTRIES, Ltd.	Hydraulic transmission
CN103629196B (en) *	2013-12-18	2015-09-30	哈尔滨工程大学	A kind of vehicle energy-saving device based on engineering machinery hydraulic drive system
EP3009675B1 (en) *	2014-10-13	2019-09-18	Danfoss Power Solutions GmbH & Co. OHG	Controller for a hydraulic pump
CN106321567A (en) *	2015-06-29	2017-01-11	苏州盛恒兴自动化设备有限公司	Method and implementation device for storing extra energy of hydraulic transmission system on line
CN105386953B (en) *	2015-12-25	2017-04-19	上海交通大学	Digital flow-distribution constant-flow radial plunger pump
GB2546485A (en) *	2016-01-15	2017-07-26	Artemis Intelligent Power Ltd	Hydraulic apparatus comprising synthetically commutated machine, and operating method

2020
- 2020-06-03 JP JP2020096972A patent/JP2020197304A/en active Pending
- 2020-06-03 KR KR1020200067213A patent/KR20200140203A/en unknown
- 2020-06-03 CN CN202010495511.0A patent/CN112112776A/en active Pending
- 2020-06-04 EP EP20178359.4A patent/EP3748155B8/en active Active
- 2020-06-04 US US16/892,474 patent/US20200386101A1/en not_active Abandoned

Also Published As

Publication number	Publication date
EP3748155A1 (en)	2020-12-09
JP2020197304A (en)	2020-12-10
US20200386101A1 (en)	2020-12-10
KR20200140203A (en)	2020-12-15
EP3748155B1 (en)	2022-10-19
CN112112776A (en)	2020-12-22

Publication	Publication Date	Title
EP3748155B8 (en)	2022-12-07	Hydraulic machines and systems
EP3928275A4 (en)	2022-11-02	Micro-loan system
GB2591725B (en)	2024-04-24	Hydraulic system
EP3940154A4 (en)	2023-01-04	System including work machine and work machine
EP3951084A4 (en)	2022-05-18	Construction machine and assistance system
EP3951073A4 (en)	2022-12-07	Hydraulic machine
EP3719223A4 (en)	2022-02-16	Work machine and system including work machine
EP3591486A4 (en)	2020-01-22	Work system and work machine
EP4006362A4 (en)	2022-09-07	Hydraulic unit
EP4036045A4 (en)	2023-11-08	Control system and work machine
EP3929362A4 (en)	2022-12-28	Work management system
EP3722521A4 (en)	2021-11-10	Work machine and system including work machine
EP3995915A4 (en)	2022-07-06	Work management system
EP3764300A4 (en)	2021-04-21	Work selection system and work selection method
EP3656933A4 (en)	2021-05-05	Work machine, and system including work machine
EP3841406A4 (en)	2022-05-04	Dynamic field operations system
EP4030000A4 (en)	2022-12-14	Hydraulic work machine and remote operation system
EP4053417A4 (en)	2023-12-06	Hydraulic cylinder
EP3926291A4 (en)	2022-06-01	Threat-coping system
EP3951099A4 (en)	2022-11-30	Hydraulic machine
EP3722520A4 (en)	2021-11-10	Work machine and system including work machine
EP3719224A4 (en)	2022-03-09	Work machine and system including work machine
EP3835600A4 (en)	2022-05-04	Hydraulic cylinder
EP3724409A4 (en)	2022-01-12	Hydraulic machine
GB2596011B (en)	2023-10-18	Hydraulic system

Legal Events

Date	Code	Title	Description
2020-11-06	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
2020-11-06	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED
2020-12-09	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
2020-12-09	AX	Request for extension of the european patent	Extension state: BA ME
2021-06-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2021-07-14	17P	Request for examination filed	Effective date: 20210609
2021-07-14	RBV	Designated contracting states (corrected)	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
2021-10-12	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2021-10-12	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: GRANT OF PATENT IS INTENDED
2021-10-19	GRAJ	Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted	Free format text: ORIGINAL CODE: EPIDOSDIGR1
2021-10-26	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2021-11-10	INTG	Intention to grant announced	Effective date: 20211013
2021-11-24	INTG	Intention to grant announced	Effective date: 20211027
2022-03-08	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2022-09-16	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
2022-09-16	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE PATENT HAS BEEN GRANTED
2022-10-12	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: ARTEMIS INTELLIGENT POWER LIMITED Owner name: DANFOSS SCOTLAND LIMITED
2022-10-19	AK	Designated contracting states	Kind code of ref document: B1 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
2022-10-19	REG	Reference to a national code	Ref country code: GB Ref legal event code: FG4D
2022-10-31	REG	Reference to a national code	Ref country code: CH Ref legal event code: EP
2022-11-02	RAP4	Party data changed (patent owner data changed or rights of a patent transferred)	Owner name: ARTEMIS INTELLIGENT POWER LIMITED Owner name: DANFOSS SCOTLAND LIMITED
2022-11-09	REG	Reference to a national code	Ref country code: IE Ref legal event code: FG4D
2022-11-10	REG	Reference to a national code	Ref country code: DE Ref legal event code: R096 Ref document number: 602020005691 Country of ref document: DE
2022-11-15	REG	Reference to a national code	Ref country code: CH Ref legal event code: PK Free format text: BERICHTIGUNG B8 Ref country code: AT Ref legal event code: REF Ref document number: 1525691 Country of ref document: AT Kind code of ref document: T Effective date: 20221115
2023-01-25	REG	Reference to a national code	Ref country code: NL Ref legal event code: FP
2023-02-07	REG	Reference to a national code	Ref country code: SE Ref legal event code: TRGR
2023-02-10	REG	Reference to a national code	Ref country code: LT Ref legal event code: MG9D
2023-03-15	REG	Reference to a national code	Ref country code: AT Ref legal event code: MK05 Ref document number: 1525691 Country of ref document: AT Kind code of ref document: T Effective date: 20221019
2023-04-28	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230220 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230119 Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: AT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019
2023-05-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230219 Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230120
2023-07-20	REG	Reference to a national code	Ref country code: DE Ref legal event code: R097 Ref document number: 602020005691 Country of ref document: DE
2023-07-26	P01	Opt-out of the competence of the unified patent court (upc) registered	Effective date: 20230617
2023-07-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019
2023-08-25	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
2023-08-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
2023-08-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: AL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019
2023-09-27	26N	No opposition filed	Effective date: 20230720
2023-11-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019
2024-01-19	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019
2024-01-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019
2024-01-31	REG	Reference to a national code	Ref country code: CH Ref legal event code: PL
2024-02-26	REG	Reference to a national code	Ref country code: BE Ref legal event code: MM Effective date: 20230630
2024-03-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230604
2024-03-27	REG	Reference to a national code	Ref country code: IE Ref legal event code: MM4A
2024-03-29	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230604
2024-04-16	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230604
2024-04-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230604 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230630
2024-05-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221019 Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230630
2024-06-27	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 20240515 Year of fee payment: 5
2024-07-08	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20240502 Year of fee payment: 5
2024-07-10	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20240507 Year of fee payment: 5
2024-07-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20240509 Year of fee payment: 5
2024-08-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 20240510 Year of fee payment: 5