Patents by Inventor Clément PAUL

Clément PAUL 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).

  • Patent number: 12209503
    Abstract: A turbine ring assembly having ring segments made of ceramic matrix composite material and each having first and second attachment tabs and a cavity for the circulation of air flow, a metal support having a first bracket and a second bracket bearing axially upstream against the second tab, a first metal flange arranged upstream of the first bracket and having an inner periphery bearing axially downstream against the first tab and an outer periphery fastened to the first bracket, and air passage orifices formed in the inner periphery of the first flange and/or in the second bracket, the orifices configured to ensure that the air flow passes from the cavity to the outside of the assembly.
    Type: Grant
    Filed: March 25, 2022
    Date of Patent: January 28, 2025
    Assignee: SAFRAN AIRCRAFT ENGINES
    Inventors: Clément Jarrossay, Aurélien Gaillard, Pascal Cédric Tabarin, Arthur Paul Gabriel Nimhauser, Clément Emile André Cazin
  • Publication number: 20240399645
    Abstract: The use of sheets comprising at least one face consisting of a pseudo-amorphous composition based on polyaryl ether ketone(s) for a twin sheet thermoforming process. A twin sheet thermoforming process for manufacturing a hollow body. A hollow body comprising at least one internal surface consisting of a crystallized composition based on polyaryl ether ketone(s), obtainable by the process.
    Type: Application
    Filed: October 11, 2022
    Publication date: December 5, 2024
    Applicant: ARKEMA FRANCE
    Inventors: Pierre GONNETAN, Clément PAUL, Philippe BUSSI, Olivier RODARY
  • Patent number: 12148548
    Abstract: An insulated conductor including: at least one electrical conductor; and, an insulating coating covering said electrical conductor, having n layer(s), “n” being an integer greater than or equal to 1, the nth layer being the outermost layer having a pseudo-amorphous composition Cn including at least 50% by weight of a polyaryletherketone. A process for manufacturing the insulated conductor, a heat-welding process using two sections of insulated conductor, and a coil capable of being obtained by heat-welding a winding of the insulated conductor.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: November 19, 2024
    Assignee: ARKEMA FRANCE
    Inventors: Philippe Bussi, Clément Paul, Pierre Gonnetan
  • Patent number: 11988136
    Abstract: A turbomachine having a contrarotating turbine for an aircraft, the turbomachine including a contrarotating turbine of which a first rotor is configured to rotate in a first direction of rotation and is connected to a first turbine shaft, and a second rotor configured to rotate in an opposite direction of rotation and connected to a second turbine shaft. The first rotor includes turbine wheels interleaved between turbine wheels of the second rotor, the turbomachine further including a planetary-type epicyclic mechanical reduction gear which has a sun gear driven in rotation by the second shaft, a ring gear driven in rotation by the first shaft, and a planet carrier attached to a first stator casing of the turbomachine located upstream of the contrarotating turbine with respect to a direction of flow of gas in the turbomachine. The turbomachine includes bearings for guiding the first and second shafts.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: May 21, 2024
    Assignees: SAFRAN AIRCRAFT ENGINES, SAFRAN TRANSMISSION SYSTEMS
    Inventors: Paul Ghislain Albert Levisse, Olivier Belmonte, Romain Truco, Olivier Formica, Fabrice Joel Luc Chevillot, Clement Paul Rene Niepceron
  • Patent number: 11802514
    Abstract: An epicyclic reduction gear for a turbomachine includes a sun gear that is rotatable about a first axis and a ring gear surrounding the sun gear and also rotatable about the first axis. The ring gear is secured to a ring gear carrier that rotates a fan shaft. At least one planet gear is rotatable about a second axis and is meshed with the sun gear and the ring gear. The planet gear is guided in rotation about the second axis relative to a bearing of the planet carrier. A piece of equipment comprising a rotor. The piece of equipment is attached to the bearing of the planet carrier and has a rotor rotated by the ring gear carrier.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: October 31, 2023
    Assignee: SAFRAN TRANSMISSION SYSTEMS
    Inventors: Clément Paul René Niepceron, Boris Pierre Marcel Morelli
  • Patent number: 11781017
    Abstract: A polymer blend, including: (i) a poly(aryl ether ketone); (ii) a polysiloxane; and (iii) a block copolymer containing polysiloxane blocks. A process for manufacturing the polymer blend, the use of the polymer blend for the manufacture of parts, notably in the petroleum, cabling, aeronautical, motor vehicle, electronics, electrotechnical, composite, additive manufacturing and medical device sectors and also a part at least partially manufactured from said blend.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: October 10, 2023
    Assignee: Arkema France
    Inventors: Clément Paul, Philippe Bussi, Benoit Brule
  • Patent number: 11773771
    Abstract: A turbomachine with a counter-rotating turbine for an aircraft includes a counter-rotating turbine and a mechanical reduction gear with an epicyclic, planetary-type gear train. The gear train includes a planet carrier secured to a stator housing of the turbomachine situated upstream from the counter-rotating turbine in relation to a direction of gas flow within the turbomachine. The planet carrier is secured to the stator housing by an annular part with an elongated shape extending inside the second shaft. The annular part includes an upstream end secured to the intermediate casing and a downstream end coupled to the planet carrier. The annular part also includes an integrated circuit for conveying lubrication oil from its upstream end to the planet carrier.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: October 3, 2023
    Assignee: SAFRAN AIRCRAFT ENGINES
    Inventors: Paul Ghislain Albert Levisse, Olivier Belmonte, Fabrice Joël Luc Chevillot, Clément Paul René Niepceron, Amélie Argie Antoinette Chassagne
  • Patent number: 11754002
    Abstract: The invention relates to an epicyclic reduction gear for a turbomachine, including a sun wheel that is rotatable about a first axis (A); a ring gear surrounding the sun wheel and being rotatable about the first axis (A); at least one planetary gear that is rotatable about a second axis (B), the planetary gear being meshed with the sun wheel and the ring gear; an immobile planet carrier, the planetary gear being rotatably guided about the second axis (B) with respect to a bearing of the planet carrier; an item of equipment including a rotor. The invention is characterized in that the item of equipment is fastened to the bearing of the planet carrier and the rotor of the item of equipment is rotatably driven by the planetary gear.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: September 12, 2023
    Assignee: SAFRAN TRANSMISSION SYSTEMS
    Inventors: Clément Paul René Niepceron, Boris Pierre Marcel Morelli
  • Patent number: 11734369
    Abstract: Methods, servers, and computer programs for processing multiple data records in response to a database request with search indications are provided. The server retrieves multiple data records with parameter values in the fields which correspond to the search indications indicated by the database request, determines weight values for at least two of the fields based on the corresponding parameter values of the at least two fields, calculates an aggregated score for at least a number of the retrieved data records based on the determined weight values, and returns at least a subset of the retrieved data records to the client based on the calculated aggregated scores.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: August 22, 2023
    Assignee: Amadeus S.A.S.
    Inventors: Francois-Joseph Mytych, Delphine Viviane Dupont, Clement Paul Jean-Baptiste Trescases, Florian Hennion
  • Publication number: 20230245796
    Abstract: An insulated conductor including: at least one electrical conductor; and, an insulating coating covering said electrical conductor, having n layer(s), “n” being an integer greater than or equal to 1, the nth layer being the outermost layer having a pseudo-amorphous composition Cn including at least 50% by weight of a polyaryletherketone. A process for manufacturing the insulated conductor, a heat-welding process using two sections of insulated conductor, and a coil capable of being obtained by heat-welding a winding of the insulated conductor.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 3, 2023
    Applicant: ARKEMA FRANCE
    Inventors: Philippe BUSSI, Clément PAUL, Pierre GONNETAN
  • Publication number: 20230089774
    Abstract: A process including: the provision of a semicrystalline or crystallizable composition, having a glass transition temperature Tg, including at least one polyaryletherketone; the provision of a compression forming means including: a mold, the mold having at least one cavity; the preparation of the composition in the molten state in said at least one cavity, the mold having a temperature T0 at the end of the preparation stage; the compression and the cooling of the composition in the molten state, the mold being cooled from the temperature T0 down to a final temperature Tfof less than or equal to (Tg+30)° C., to form a compression-formed article; and the removal of the compression-formed article from the mold; in which the composition has a melting point strictly of less than 340° C.
    Type: Application
    Filed: December 18, 2020
    Publication date: March 23, 2023
    Applicant: ARKEMA FRANCE
    Inventors: Jérôme PASCAL, Yves DEYRAIL, Philippe BUSSI, Clément PAUL
  • Publication number: 20230011485
    Abstract: Turbomachine (10) having a contrarotating turbine for aircraft, the turbomachine comprising a contrarotating turbine (22) of which a first rotor (22a) is configured to rotate in a first direction of rotation and is connected to a first turbine shaft (36), and a second rotor (22b) is configured to rotate in an opposite direction of rotation and is connected to a second turbine shaft (38), the first rotor comprising turbine discs that are interleaved between turbine discs of the second rotor, said first shaft (36) being guided by at least two guide bearings (60, 62) mounted between this first shaft and a stator casing, and said second shaft (38) being guided by at least two guide bearings (56, 58) mounted between this second shaft and another stator casing (28).
    Type: Application
    Filed: December 8, 2020
    Publication date: January 12, 2023
    Inventors: Paul Ghislain Albert LEVISSE, Olivier BELMONTE, Romain TRUCO, Olivier FORMICA, Fabrice Joel Luc CHEVILLOT, Clement Paul Rene NIEPCERON
  • Publication number: 20230003168
    Abstract: A turbomachine with a counter-rotating turbine for an aircraft includes a counter-rotating turbine and a mechanical reduction gear with an epicyclic, planetary-type gear train. The gear train includes a planet carrier secured to a stator housing of the turbomachine situated upstream from the counter-rotating turbine in relation to a direction of gas flow within the turbomachine. The planet carrier is secured to the stator housing by an annular part with an elongated shape extending inside the second shaft. The annular part includes an upstream end secured to the intermediate casing and a downstream end coupled to the planet carrier. The annular part also includes an integrated circuit for conveying lubrication oil from its upstream end to the planet carrier.
    Type: Application
    Filed: December 7, 2020
    Publication date: January 5, 2023
    Applicant: SAFRAN AIRCRAFT ENGINES
    Inventors: Paul Ghislain Albert LEVISSE, Olivier BELMONTE, Fabrice Joël Luc CHEVILLOT, Clément Paul René NIEPCERON, Amélie Argie Antoinette CHASSAGNE
  • Patent number: 11480109
    Abstract: A reduction gear for a turbomachine (6) extending around an axis (X-X) of rotation, comprising a ring gear (9) connected to a ring gear carrier (12), wherein the ring gear carrier (12) has, according to a section view along a plane including the axis (X-X), an internal segment (124), an external segment (126) and a ring gear support (128), extending successively from the internal shaft (122) until the ring gear support (128), the internal segment (124) extends until a radius R1 with respect to the axis (X-X), the external segment (126) forms an angle ? with the internal segment (124), the ring gear support (128) forms an angle ? with the external segment (126), and is secured to the ring gear (9) via a bolted connection accomplished at a nominal radius R2 with respect to the axis (X-X), in that the ratio R1/R2 is comprised between 0.3 and 0.7.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: October 25, 2022
    Assignee: SAFRAN TRANSMISSION SYSTEMS
    Inventors: Clément Paul René Niepceron, Marc Dominique Seyfrid
  • Patent number: 11448084
    Abstract: A mechanical reduction gear for a turbomachine, in particular for an aircraft, including a first sun gear having a central axis forming a main axis of the reduction gear, a ring gear, planet gears, a planet carrier, and at least one electric generator, in which the electric generator has a first set of electromagnetic elements and a second set of electromagnetic elements, wherein one among the first and second set of electromagnetic elements is a first set of coils, each coil of this first set of coils being wound around a direction parallel to the main axis, and in which the other among the first and second set of electromagnetic elements is configured to induce a current in the first set of coils when it is driven with a relative movement with respect to the first set of coils.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: September 20, 2022
    Assignee: SAFRAN TRANSMISSION SYSTEMS
    Inventors: Clément Paul René Niepceron, Boris Pierre Marcel Morelli, Florian Rappaport, Bernard Guy Antoine Charpentier
  • Publication number: 20220268215
    Abstract: The invention relates to an epicyclic reduction gear for a turbomachine, including a sun wheel that is rotatable about a first axis (A); a ring gear surrounding the sun wheel and being rotatable about the first axis (A); at least one planetary gear that is rotatable about a second axis (B), the planetary gear being meshed with the sun wheel and the ring gear; an immobile planet carrier, the planetary gear being rotatably guided about the second axis (B) with respect to a bearing of the planet carrier; an item of equipment including a rotor. The invention is characterized in that the item of equipment is fastened to the bearing of the planet carrier and the rotor of the item of equipment is rotatably driven by the planetary gear.
    Type: Application
    Filed: July 7, 2020
    Publication date: August 25, 2022
    Applicant: SAFRAN TRANSMISSION SYSTEMS
    Inventors: Clément Paul René Niepceron, Boris Pierre Marcel Morelli
  • Publication number: 20220260021
    Abstract: An epicyclic reduction gear for a turbomachine includes a sun gear that is rotatable about a first axis and a ring gear surrounding the sun gear and also rotatable about the first axis. The ring gear is secured to a ring gear carrier that rotates a fan shaft. At least one planet gear is rotatable about a second axis and is meshed with the sun gear and the ring gear. The planet gear is guided in rotation about the second axis relative to a bearing of the planet carrier. A piece of equipment comprising a rotor. The piece of equipment is attached to the bearing of the planet carrier and has a rotor rotated by the ring gear carrier.
    Type: Application
    Filed: July 7, 2020
    Publication date: August 18, 2022
    Applicant: SAFRAN TRANSMISSION SYSTEMS
    Inventors: Clément Paul René NIEPCERON, Boris Pierre Marcel MORELLI
  • Patent number: 11377520
    Abstract: The use of PEKK for lowering the CO2 and H2S permeability of a part intended to enter into contact with a petroleum effluent. Also, a pipe for transporting a petroleum effluent, including a layer intended to be in contact with the petroleum effluent, wherein the layer intended to be in contact with the petroleum effluent comprises PEKK and has a CO2 permeability at 130° C. of less than 10?8 cm3, for a thickness of 1 cm and a surface area of 1 cm2 and per second and bar of CO2 pressure and/or an H2S permeability at 130° C. of less than 10?8 cm3 for a thickness of 1 cm and a surface area of 1 cm2 and per second and bar of H2S pressure, the amount of CO2 and H2S being measured by GC, respectively. Lastly, a number of methods for manufacturing such a pipe.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: July 5, 2022
    Assignee: ARKEMA FRANCE
    Inventors: Philippe Bussi, Benoît Brule, Clément Paul
  • Publication number: 20220121717
    Abstract: Methods, servers, and computer programs for processing multiple data records in response to a database request with search indications are provided. The server retrieves multiple data records with parameter values in the fields which correspond to the search indications indicated by the database request, determines weight values for at least two of the fields based on the corresponding parameter values of the at least two fields, calculates an aggregated score for at least a number of the retrieved data records based on the determined weight values, and returns at least a subset of the retrieved data records to the client based on the calculated aggregated scores.
    Type: Application
    Filed: October 21, 2020
    Publication date: April 21, 2022
    Inventors: Francois-Joseph Mytych, Delphine Viviane Dupont, Clement Paul Jean-Baptiste Trescases, Florian Hennion
  • Publication number: 20220090540
    Abstract: A reduction gear for a turbomachine (6) extending around an axis (X-X) of rotation, comprising a ring gear (9) connected to a ring gear carrier (12), wherein the ring gear carrier (12) has, according to a section view along a plane including the axis (X-X), an internal segment (124), an external segment (126) and a ring gear support (128), extending successively from the internal shaft (122) until the ring gear support (128), the internal segment (124) extends until a radius R1 with respect to the axis (X-X), the external segment (126) forms an angle ? with the internal segment (124), the ring gear support (128) forms an angle ? with the external segment (126), and is secured to the ring gear (9) via a bolted connection accomplished at a nominal radius R2 with respect to the axis (X-X), in that the ratio R1/R2 is comprised between 0.3 and 0.7.
    Type: Application
    Filed: September 20, 2021
    Publication date: March 24, 2022
    Applicant: SAFRAN TRANSMISSION SYSTEMS
    Inventors: Clément Paul René NIEPCERON, Marc Dominique SEYFRID