Mechanisms for adjusting the blades

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F03B3/145

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F03Liquid processing machines F03BMACHINES OR ENGINES FOR LIQUIDS F03B3/00Machines or engines of reaction type Parts or details peculiar thereto

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F03B3/145Mechanisms for adjusting the blades

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Kinetic fluid energy conversion system
- Patent number 12,104,574
- Issue date Oct 1, 2024
- SJK ENERGY SOLUTIONS, LLC
- Steven J. Kanstoroom
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Reactive, reversible blade turbine for power generation and pumping...
- Patent number 12,025,090
- Issue date Jul 2, 2024
- Michael Scot Cummings
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Fixed and pitching blades, spar shaft, bearings and materials for m...
- Patent number 12,012,924
- Issue date Jun 18, 2024
- Aquantis, Inc.
- James George Purnell Dehlsen
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Cycloturbine modular river current energy converter and method and...
- Patent number 11,927,170
- Issue date Mar 12, 2024
- Purdue Research Foundation
- Jun Chen
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Self-regulating water turbine runner, water turbine equipped with s...
- Patent number 11,879,423
- Issue date Jan 23, 2024
- COMPOSITE HYDRAULIC TURBINE OTTAWA INC.
- Jacek Swiderski
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Systems and methods for hydro-based electric power generation
- Patent number 11,835,025
- Issue date Dec 5, 2023
- Big Moon Power, Inc.
- Lynn Blodgett
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Turbomachine module for a variable pitch blade propeller and turbom...
- Patent number 11,428,199
- Issue date Aug 30, 2022
- SAFRAN AIRCRAFT ENGINES
- Régis Eugène Henri Servant
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Self-regulating water turbine sub-runner, and a water turbine equip...
- Patent number 11,421,644
- Issue date Aug 23, 2022
- COMPOSITE HYDRAULIC TURBINE OTTAWA INC.
- Jacek Swiderski
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Systems and methods for hydro-based electric power generation
- Patent number 11,319,920
- Issue date May 3, 2022
- Big Moon Power, Inc.
- Lynn Blodgett
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fluidic rotor having orientable blades with improved blade control
- Patent number 11,118,565
- Issue date Sep 14, 2021
- ADV TECH
- Arnaud Curutchet
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Kinetic fluid energy conversion system
- Patent number 11,085,417
- Issue date Aug 10, 2021
- SJK ENERGY SOLUTIONS, LLC
- Steven J. Kanstoroom
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Method for orientating the blades of a turbine
- Patent number 11,067,053
- Issue date Jul 20, 2021
- GE RENEWABLE TECHNOLOGIES
- Alain Mathieu
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Movable-blade operation system for hydraulic machine
- Patent number 10,968,882
- Issue date Apr 6, 2021
- Kabushiki Kaisha Toshiba
- Junji Mori
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Gravitational vortex variable water flow energy generating system i...
- Patent number 10,941,747
- Issue date Mar 9, 2021
- Ronald D. Bingaman
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Pitch system and method for test of a power bank and use of the pit...
- Patent number 10,620,269
- Issue date Apr 14, 2020
- DEIF A/S
- Jesper Thomsen
- G01 - MEASURING TESTING
Information Patent Grant
Device for reversing a blade of a runner unit
- Patent number 10,598,144
- Issue date Mar 24, 2020
- GE RENEWABLE TECHNOLOGIES
- Alain Mathieu
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Axial modulating mechanism for rotating shafts realizing controllab...
- Patent number 10,443,413
- Issue date Oct 15, 2019
- Dogged Mechatronics
- Jordan James McBain
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Device for reversing a blade of a runner unit
- Patent number 10,247,166
- Issue date Apr 2, 2019
- GE RENEWABLE TECHNOLOGIES
- Jean Francois Berta
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hydrokinetic rotor and device including such a rotor
- Patent number 10,233,892
- Issue date Mar 19, 2019
- GE Energy Power Conversion Technology Ltd.
- Hugo Duchene
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Blade for a runner unit
- Patent number 10,233,893
- Issue date Mar 19, 2019
- GE RENEWABLE TECHNOLOGIES
- Jacques Gilouin
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Water wheel device and control mechanism therefor
- Patent number 10,041,465
- Issue date Aug 7, 2018
- David Liou
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
System and method for converting energy from water waves
- Patent number 10,006,434
- Issue date Jun 26, 2018
- David Lee Peed
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Turbine for a hydroelectric power plant and hydroelectric power plant
- Patent number 9,683,537
- Issue date Jun 20, 2017
- Wobben Properties GmbH
- Rolf Rohden
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hydraulic device of reversible type for the conversion of energy
- Patent number 9,546,639
- Issue date Jan 17, 2017
- Abdullah Amirian
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Variable blade type tidal and wind power generator with increased g...
- Patent number 9,033,650
- Issue date May 19, 2015
- In-Nam Lee
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Turbine runner with reduced leakage of servo-oil
- Patent number 8,192,164
- Issue date Jun 5, 2012
- VA Tech Hydro GmbH
- Carsten D. Herrmann
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Rotor
- Patent number 6,554,573
- Issue date Apr 29, 2003
- Vind-Och Vattenturbiner
- Rikard Pedersen
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Turbo-engine having a variable pitch propeller
- Patent number 5,489,189
- Issue date Feb 6, 1996
- KSB Aktiengesellschaft
- Horst Schafer
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hydraulic adjustment device
- Patent number 5,470,204
- Issue date Nov 28, 1995
- KSB Aktiengesellschaft
- Horst Schafer
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hydraulic adjustment device
- Patent number 5,466,121
- Issue date Nov 14, 1995
- KSB Aktiengesellschaft
- Horst Schafer
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...

Patents Applicationslast 30 patents

Information Patent Application
CYCLOTURBINE MODULAR RIVER CURRENT ENERGY CONVERTER AND METHOD AND...
- Publication number 20240209825
- Publication date Jun 27, 2024
- Purdue Research Foundation
- Jun Chen
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
REACTIVE, REVERSIBLE BLADE TURBINE FOR POWER GENERATION AND PUMPING...
- Publication number 20240183330
- Publication date Jun 6, 2024
- Michael Scot Cummings
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
LIFT-TYPE VERTICAL SHAFT WIND OR WATER TURBINE
- Publication number 20240102440
- Publication date Mar 28, 2024
- Rikiya ABE
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
REACTIVE, REVERSIBLE BLADE TURBINE FOR POWER GENERATION AND PUMPING...
- Publication number 20220403807
- Publication date Dec 22, 2022
- Michael Scot Cummings
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
Self-Regulating Water Turbine Runner, Water Turbine Equipped with S...
- Publication number 20220397088
- Publication date Dec 15, 2022
- COMPOSITE HYDRAULIC TURBINE OTTAWA INC.
- Jacek Swiderski
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
FIXED AND PITCHING BLADES, SPAR SHAFT, BEARINGS AND MATERIALS FOR M...
- Publication number 20220341386
- Publication date Oct 27, 2022
- Aquantis, Inc.
- James George Purnell DEHLSEN
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
CYCLOTURBINE MODULAR RIVER CURRENT ENERGY CONVERTER AND METHOD AND...
- Publication number 20220252036
- Publication date Aug 11, 2022
- Jun Chen
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
SYSTEMS AND METHODS FOR HYDRO-BASED ELECTRIC POWER GENERATION
- Publication number 20220228550
- Publication date Jul 21, 2022
- BIG MOON POWER, INC.
- Lynn BLODGETT
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
KINETIC FLUID ENERGY CONVERSION SYSTEM
- Publication number 20220090577
- Publication date Mar 24, 2022
- SJK Energy Solutions, LLC
- Steven J. Kanstoroom
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
SYSTEMS AND METHODS FOR HYDRO-BASED ELECTRIC POWER GENERATION
- Publication number 20210246866
- Publication date Aug 12, 2021
- BIG MOON POWER, INC.
- Lynn BLODGETT
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
KINETIC FLUID ENERGY CONVERSION SYSTEM
- Publication number 20210190037
- Publication date Jun 24, 2021
- SJK Energy Solutions, LLC
- Steven J. Kanstoroom
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
TURBOMACHINE MODULE FOR A VARIABLE PITCH BLADE PROPELLER AND TURBOM...
- Publication number 20210017949
- Publication date Jan 21, 2021
- SAFRAN AIRCRAFT ENGINES
- Régis Eugène Henri Servant
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
Method for Orientating the Blades of a Turbine
- Publication number 20200080532
- Publication date Mar 12, 2020
- GE Renewable Technologies
- Alain Mathieu
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
Self-Regulating Water Turbine Sub-Runner, and a Water Turbine Equip...
- Publication number 20190383259
- Publication date Dec 19, 2019
- COMPOSITE HYDRAULIC TURBINE OTTAWA INC.
- Jacek Swiderski
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
CONTROLLABLE-PITCH CENTRIFUGAL FAN
- Publication number 20190383151
- Publication date Dec 19, 2019
- Jordan McBain
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
DRAG REDUCTION METHOD FOR HYDROKINETIC VERTICAL AXIS TURBINE BLADES...
- Publication number 20180340508
- Publication date Nov 29, 2018
- POWER DEVELOPMENT INTERNATIONAL, INC.
- Kahoru Watanabe
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
PITCH SYSTEM AND METHOD FOR TEST OF A POWER BANK AND USE OF THE PIT...
- Publication number 20180172775
- Publication date Jun 21, 2018
- DIEF A/S
- Jesper THOMSEN
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
DEVICE FOR REVERSING A BLADE OF A RUNNER UNIT
- Publication number 20170198676
- Publication date Jul 13, 2017
- ALSTOM RENEWABLE TECHNOLGIES
- Alain MATHIEU
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
VARIABLE AREA BLADE TURBINE AND CONDITIONING FLOW DEFLECTORS DEVICE...
- Publication number 20170138331
- Publication date May 18, 2017
- CORPORACION ANDINA DE FOMENTO
- Concepcion VISIERS DE TORAN
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
DEVICE FOR REVERSING A BLADE OF A RUNNER UNIT
- Publication number 20160356260
- Publication date Dec 8, 2016
- ALSTOM RENEWABLE TECHNOLOGIES
- Jean Francois BERTA
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
BLADE FOR A RUNNER UNIT
- Publication number 20160201638
- Publication date Jul 14, 2016
- ALSTOM RENEWABLE TECHNOLOGIES
- Jacques GILOUIN
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
Water Wheel Device And Control Mechanism Therefor
- Publication number 20160195059
- Publication date Jul 7, 2016
- David Liou
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
TURBINE ROTOR ASSEMBLY
- Publication number 20160186713
- Publication date Jun 30, 2016
- WAVE POWER RENEWABLES LIMITED
- Peter John MURDOCH
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
TURBINE FOR OPERATION IN A FLUID
- Publication number 20150240776
- Publication date Aug 27, 2015
- 1564330 ONTARIO INC.
- Albert PATTERSON
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ROTOR D'HYDROLIENNE COMPORTANT AU MOINS UNE PALE MOBILE EN ROTATION...
- Publication number 20150226174
- Publication date Aug 13, 2015
- GE Energy Power Conversion Technology Ltd.
- Hugo Duchene
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
WINGS VARIABLE TIDAL AND WIND POWER GENERATOR INCREASED GENERATION...
- Publication number 20150091303
- Publication date Apr 2, 2015
- In-Nam LEE
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
Rotor Blade for a Water Turbine, in Particular for a Tidal Power St...
- Publication number 20150050146
- Publication date Feb 19, 2015
- Harald Dorweiler
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
TURBINE FOR A HYDROELECTRIC POWER PLANT AND HYDROELECTRIC POWER PLANT
- Publication number 20140369837
- Publication date Dec 18, 2014
- WOBBEN PROPERTIES GMBH
- Rolf Rohden
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
Device of a Self-Adjusting Foil Suspension
- Publication number 20140212286
- Publication date Jul 31, 2014
- Tidal Sails AS
- Are Borgesen
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
HYDRAULIC DEVICE OF REVERSIBLE TYPE FOR THE CONVERSION OF ENERGY
- Publication number 20140037450
- Publication date Feb 6, 2014
- Abdullah Amirian
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Mechanisms for adjusting the blades

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Kinetic fluid energy conversion system

Reactive, reversible blade turbine for power generation and pumping...

Fixed and pitching blades, spar shaft, bearings and materials for m...

Cycloturbine modular river current energy converter and method and...

Self-regulating water turbine runner, water turbine equipped with s...

Systems and methods for hydro-based electric power generation

Turbomachine module for a variable pitch blade propeller and turbom...

Self-regulating water turbine sub-runner, and a water turbine equip...

Systems and methods for hydro-based electric power generation

Fluidic rotor having orientable blades with improved blade control

Kinetic fluid energy conversion system

Method for orientating the blades of a turbine

Movable-blade operation system for hydraulic machine

Gravitational vortex variable water flow energy generating system i...

Pitch system and method for test of a power bank and use of the pit...

Device for reversing a blade of a runner unit

Axial modulating mechanism for rotating shafts realizing controllab...

Device for reversing a blade of a runner unit

Hydrokinetic rotor and device including such a rotor

Blade for a runner unit

Water wheel device and control mechanism therefor

System and method for converting energy from water waves

Turbine for a hydroelectric power plant and hydroelectric power plant

Hydraulic device of reversible type for the conversion of energy

Variable blade type tidal and wind power generator with increased g...

Turbine runner with reduced leakage of servo-oil

Rotor

Turbo-engine having a variable pitch propeller

Hydraulic adjustment device

Hydraulic adjustment device

Patents Applicationslast 30 patents

CYCLOTURBINE MODULAR RIVER CURRENT ENERGY CONVERTER AND METHOD AND...

REACTIVE, REVERSIBLE BLADE TURBINE FOR POWER GENERATION AND PUMPING...

LIFT-TYPE VERTICAL SHAFT WIND OR WATER TURBINE

REACTIVE, REVERSIBLE BLADE TURBINE FOR POWER GENERATION AND PUMPING...

Self-Regulating Water Turbine Runner, Water Turbine Equipped with S...

FIXED AND PITCHING BLADES, SPAR SHAFT, BEARINGS AND MATERIALS FOR M...

CYCLOTURBINE MODULAR RIVER CURRENT ENERGY CONVERTER AND METHOD AND...

SYSTEMS AND METHODS FOR HYDRO-BASED ELECTRIC POWER GENERATION

KINETIC FLUID ENERGY CONVERSION SYSTEM

SYSTEMS AND METHODS FOR HYDRO-BASED ELECTRIC POWER GENERATION

KINETIC FLUID ENERGY CONVERSION SYSTEM

TURBOMACHINE MODULE FOR A VARIABLE PITCH BLADE PROPELLER AND TURBOM...

Method for Orientating the Blades of a Turbine

Self-Regulating Water Turbine Sub-Runner, and a Water Turbine Equip...

CONTROLLABLE-PITCH CENTRIFUGAL FAN

DRAG REDUCTION METHOD FOR HYDROKINETIC VERTICAL AXIS TURBINE BLADES...

PITCH SYSTEM AND METHOD FOR TEST OF A POWER BANK AND USE OF THE PIT...

DEVICE FOR REVERSING A BLADE OF A RUNNER UNIT

VARIABLE AREA BLADE TURBINE AND CONDITIONING FLOW DEFLECTORS DEVICE...

DEVICE FOR REVERSING A BLADE OF A RUNNER UNIT

BLADE FOR A RUNNER UNIT

Water Wheel Device And Control Mechanism Therefor

TURBINE ROTOR ASSEMBLY

TURBINE FOR OPERATION IN A FLUID

ROTOR D'HYDROLIENNE COMPORTANT AU MOINS UNE PALE MOBILE EN ROTATION...

WINGS VARIABLE TIDAL AND WIND POWER GENERATOR INCREASED GENERATION...

Rotor Blade for a Water Turbine, in Particular for a Tidal Power St...

TURBINE FOR A HYDROELECTRIC POWER PLANT AND HYDROELECTRIC POWER PLANT

Device of a Self-Adjusting Foil Suspension

HYDRAULIC DEVICE OF REVERSIBLE TYPE FOR THE CONVERSION OF ENERGY