Patents by Inventor Julien BOISSON

Julien BOISSON has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Rotary electrical machine and rotor for such machine
    Patent number: 12155287
    Abstract: A rotor for rotary electrical machine. The rotor providing a shaft and magnets supported by the shaft. The rotor further provides a protecting sleeve, extending around an outer surface of the magnets and being made at least partially of PEEK or epoxy resin.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: November 26, 2024
    Assignee: SKF Magnetic Mechatronics
    Inventors: Francis Bienaime, Eduardo Carrasco, Julien Boisson, Alain Boulier
  • Rotary electrical machine and rotor for such machine
    Publication number: 20230072259
    Abstract: A rotor for rotary electrical machine. The rotor providing a shaft and magnets supported by the shaft. The rotor further provides a protecting sleeve, extending around an outer surface of the magnets and being made at least partially of PEEK or epoxy resin.
    Type: Application
    Filed: September 2, 2022
    Publication date: March 9, 2023
    Inventors: Francis BIENAIME, Eduardo Carrasco, Julien BOISSON, Alain BOULIER
  • ROTARY ELECTRICAL MACHINE AND STATOR ASSEMBLY FOR SUCH MACHINE
    Publication number: 20230072165
    Abstract: A stator assembly for rotary electrical machine including a stator provided with windings. A sealing and cooling element is overmolded onto the stator.
    Type: Application
    Filed: August 31, 2022
    Publication date: March 9, 2023
    Inventors: Francis Bienaime, Eduardo Carrasco, Alain Boulier, Julien Boisson
  • ROTARY ELECTRICAL MACHINE AND STATOR ASSEMBLY FOR SUCH MACHINE
    Publication number: 20230074926
    Abstract: Stator assembly for rotary electrical machine including a stator provided with windings. The stator assembly further includes a protecting sleeve extending around an inner surface of the windings and being made of an amagnetic material.
    Type: Application
    Filed: August 24, 2022
    Publication date: March 9, 2023
    Inventors: Francis Bienaime, Eduardo Carrasco, Alain Boulier, Julien Boisson
  • Electrical machine with a rotor having a cavity for the dynamic balancing of the rotor
    Patent number: 11239727
    Abstract: The present invention is an electrical machine comprising a stator and a rotor (10). The rotor is formed with a rotor body comprising a stack of laminations placed on a rotor shaft. The rotor includes at least one cavity with at least one arm for retaining at least one balancing weight.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: February 1, 2022
    Assignee: MAVEL EDT S.P.A.
    Inventors: Julien Boisson, Benjamin Gaussens, Luca Favre, Davide Bettoni, Wissam Dib
  • Device for compressing a fluid, driven by an electric machine with a rotor shaft having a non-magnetic shrink ring
    Patent number: 10975761
    Abstract: The present invention relates to a compression device driven by an electric machine, for which the rotor (1) comprises a rotor shaft (31), a cylindrical magnet (34), and a non-magnetic shrink ring (33). According to the invention, the rotor shaft (31) includes a bore (36) for inserting one end of the compressor shaft (3) to unitize the two shafts.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: April 13, 2021
    Assignee: IFP ENERGIES NOUVELLES
    Inventors: Misa Milosavljevic, Thomas Valin, Fabrice Le Berr, Stephane Venturi, Benjamin Gaussens, Julien Boisson, Abdenour Abdelli, Luca Favre
  • Electric machine and method for dynamically balancing the rotor of said electric machine
    Patent number: 10778062
    Abstract: The present invention is an electrical machine comprising a stator and a rotor (10), with rotor being formed with a rotor body (20) from a stack of laminations (14) placed on a rotor shaft (12). According to the invention, the rotor comprises at least one cavity (38) for receiving at least one balance weight (48) for the dynamic balancing of the said rotor.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: September 15, 2020
    Assignees: IFP ENERGIES NOUVELLES, MAVEL S.R.L.
    Inventors: Julien Boisson, Wissam Dib, Rinato Biglino, Davide Bettoni
  • Electric machine comprising a stator provided with an inner tubular sleeve
    Patent number: 10727706
    Abstract: The present invention is an electric machine comprising a rotor and a stator. The stator comprises radial passages, magnetic flux generators and a tubular sleeve. According to the invention, the inner surface of tubular sleeve is smooth.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: July 28, 2020
    Assignee: IFP Energies nouvelles
    Inventors: Julien Boisson, Benjamin Gaussens, Misa Milosavljevic, Fabrice Le Berr, Davide Bettoni, Luca Favre
  • ROTATING ELECTRIC MACHINE COMPRISING A STATOR WITH SEALED SLOTS, AND MORE PARTICULARLY PERMANENT MAGNET-ASSISTED RELUCTANT SYNCHRONOUS ELECTRIC MACHINE
    Publication number: 20200059125
    Abstract: The present invention relates to an electric machine comprising a rotor (1) and a stator (2) having a wall (3) opposite the rotor, said stator comprising a multiplicity of radial slots arranged circumferentially along said stator. Said slots are provided with apertures (6) opening into said inner wall that are closed by closing means (7, 8) so as to form a multiplicity of closed slots (5).
    Type: Application
    Filed: February 16, 2018
    Publication date: February 20, 2020
    Inventors: Benjamin GAUSSENS, Julien BOISSON, Luca FAVRE, Davide BETTONI, Wissam DIB
  • STATOR OF AN ELECTRIC MACHINE WITH DOUBLE COIL INSERTION IN THE SLOTS
    Publication number: 20190260253
    Abstract: The present invention relates to a stator of an electrical machine comprising slots (2) and coils (5, 5?) connected to electric phases. The layout of coils (5, 5?) of an electrical phase includes a parallel combination of branches (4), wherein two coils (5, 5?) are combined in series. Furthermore, loops of two coils (5, 5?) of two branches (4) in parallel are inserted in each slot (2).
    Type: Application
    Filed: February 11, 2019
    Publication date: August 22, 2019
    Inventors: Luca FAVRE, Benjamin GAUSSENS, Wissam DIB, Julien BOISSON, Davide BETTONI
  • DEVICE FOR COMPRESSING A FLUID, DRIVEN BY AN ELECTRIC MACHINE WITH A ROTOR SHAFT HAVING A NON-MAGNETIC SHRINK RING
    Publication number: 20190170062
    Abstract: The present invention relates to a compression device driven by an electric machine, for which the rotor (1) comprises a rotor shaft (31), a cylindrical magnet (34), and a non-magnetic shrink ring (33). According to the invention, the rotor shaft (31) includes a bore (36) for inserting one end of the compressor shaft (3).
    Type: Application
    Filed: December 4, 2018
    Publication date: June 6, 2019
    Inventors: Misa MILOSAVLJEVIC, Thomas VALIN, Fabrice LE BERR, Stephane VENTURI, Benjamin GAUSSENS, Julien BOISSON, Abdenour ABDELLI, Luca FAVRE
  • ELECTRICAL MACHINE WITH A ROTOR HAVING A CAVITY FOR THE DYNAMIC BALANCING OF THE ROTOR
    Publication number: 20190149015
    Abstract: The present invention is an electrical machine comprising a stator and a rotor (10). The rotor is formed with a rotor body comprising a stack of laminations placed on a rotor shaft. The rotor includes at least one cavity with at least one arm for retaining at least one balancing weight.
    Type: Application
    Filed: April 10, 2017
    Publication date: May 16, 2019
    Inventors: Julien BOISSON, Benjamin GAUSSENS, Luca FAVRE, Davide BETTONI, Wissam DIB
  • ELECTRIC MACHINE COMPRISING A STATOR PROVIDED WITH AN INNER TUBULAR SLEEVE
    Publication number: 20190089211
    Abstract: The present invention relates to an electric machine comprising a rotor and a stator. Stator comprises several radial passages, several magnetic flux generators and a tubular sleeve. According to the invention, the inner surface of tubular sleeve is smooth.
    Type: Application
    Filed: September 17, 2018
    Publication date: March 21, 2019
    Inventors: Julien BOISSON, Benjamin GAUSSENS, Misa MILOSAVLJEVIC, Fabrice LE BERR, Davide BETTONI, Luca FAVRE
  • Electric machine and method for dynamically balancing the rotor of said electric machine
    Publication number: 20180166947
    Abstract: The present invention relates to an electric machine comprising a stator and a rotor (10), the said rotor being formed of a rotor body (20) with a stack of laminations (14) and placed on a rotor shaft (12). According to the invention, the rotor comprises at least one cavity (38) for receiving at least one balance weight (48) for the dynamic balancing of the said rotor.
    Type: Application
    Filed: April 12, 2016
    Publication date: June 14, 2018
    Applicant: IFP Energies nouvelles
    Inventors: Julien BOISSON, Wissam DIB, Rinato BIGLINO, Davide BETTONI
  • Rotating electric machine with a stator closed notches and, more particularly variable-reluctance synchronous electric machine assisted by permanent magnets
    Publication number: 20180159387
    Abstract: The present invention relates to an electric machine comprising a rotor (10) and a stator (12) comprising a wall (32) facing the rotor. The including radial slots disposed circumferentially around the stator. The slots (36) comprise a bottom wall (38) separated from the wall of the stator to close the slots.
    Type: Application
    Filed: May 12, 2016
    Publication date: June 7, 2018
    Inventors: Julien BOISSON, Wissam DIB, Rinato BIGLINO, Davide BETTONI