Patents Assigned to SAFRAN AEROSYSTEMS
  • Patent number: 11994154
    Abstract: A servovalve having a pilot stage includes two hydraulic elements that are movable relative to each other so as to move a power-directing member, the pilot stage including a linear actuator having a main pusher arranged to modify the relative position of the hydraulic elements. The pilot stage has a position feedback lever.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: May 28, 2024
    Assignee: SAFRAN AEROSYSTEMS
    Inventor: Matthieu Papoin
  • Publication number: 20240167571
    Abstract: A control valve, in particular for an aircraft turbine engine, includes a movable seal which is carried by a rod that passes through ports of a body of the valve. Sealing means are mounted in each of these ports. The sealing means include a tubular bellows mounted around the rod, a ring mounted around the rod and the tubular bellows and at least partially housed in one of the ports, and a washer mounted around the rod. The washer is inserted between the tubular bellows and one end of the ring which bears against the bottom of said port.
    Type: Application
    Filed: March 23, 2022
    Publication date: May 23, 2024
    Applicant: SAFRAN AEROSYSTEMS
    Inventor: Emmanuel DOYEN
  • Publication number: 20230406507
    Abstract: A discharge valve for an aircraft includes a cylindrical body having an inlet and an outlet, a first valve, and a second valve arranged inside the body. The first and the second valves are rotatable around a first axle and a second axle, respectively, between a closed position and an open position. A mechanism for locking the second valve in the closed position includes a control lever arranged around a third axle, an interface arranged on the second valve, and a device for rotating the third axle. The control lever is rotatably movable around the third axle between an unlocking position, in which the interface is in abutment against the drive device, and a locking position, in which the interface is engaged in the drive device.
    Type: Application
    Filed: October 15, 2021
    Publication date: December 21, 2023
    Applicant: SAFRAN AEROSYSTEMS FLUID
    Inventors: Denis SINDEZINGUE, David COSOLETO, Patrick BOURBON
  • Patent number: 11837745
    Abstract: A cell storage box for storing a battery cell includes a first end provided with a safety valve and a second end. The cell storage box includes a metal case having a bottom wall and side walls, and a thermally insulating support arranged in the metal case. The thermally insulating support includes a shoulder raised relative to the bottom wall of the metal case, a side bearing wall configured such that the cell rests against the at least one side bearing wall so as to keep the cell at a first distance from the at least one side wall of the metal case, and an opening arranged below the shoulder in order to allow smoke and gas to escape during a runaway of the cell.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: December 5, 2023
    Assignee: SAFRAN AEROSYSTEMS
    Inventors: Jean-Philippe Cecille, Daniele Banfi
  • Publication number: 20230304793
    Abstract: A device for detecting a frosting intensity for an aircraft in flight includes a surface for collecting the frost and measuring means capable of measuring the thickness of the frost deposited on the frost collection surface. The device further includes calculation means configured to determine, at predetermined time intervals (Tsamp), the change in the thickness of the frost, and control means configured to generate an alarm signal when the difference in the thickness of the frost measured between two time intervals (Tsamp) is greater than a threshold value.
    Type: Application
    Filed: July 29, 2021
    Publication date: September 28, 2023
    Applicant: SAFRAN AEROSYSTEMS
    Inventors: Stéphane LE GARREC, Philippe PORTIER, Marius GURAU
  • Patent number: 11740222
    Abstract: A magnetic head for a magnetic detector for detecting metal particles in a hydraulic circuit includes an axial body internally including at least one magnet, at least a first electrode defining an air gap zone located in the magnetic field created by the magnet, such that the circuit creates a particle alignment zone in the air gap, and an electrical connector for electrically connecting the electrodes. The magnet can be a diametrically magnetized magnet.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: August 29, 2023
    Assignee: SAFRAN AEROSYSTEMS FLUID
    Inventors: David Cosoleto, Patrick Bourbon, Denis Sindezingue
  • Publication number: 20230202669
    Abstract: An aircraft includes an engine, a fuel tank, a chamber, a system, and an introduction line. The chamber is located in the tank, occupies only a part of the tank, and includes a sensor for measuring a property of the fuel. The system injects fuel into the line. The introduction line introduces fuel from the injection system into the chamber. The introduction line includes a valve capable of preventing an introduction of fuel from the injection system into the chamber via the line.
    Type: Application
    Filed: May 17, 2021
    Publication date: June 29, 2023
    Applicant: SAFRAN AEROSYSTEMS
    Inventors: Sylvain HAUZERAY, Gilles DELAITRE
  • Publication number: 20230194322
    Abstract: On board an aircraft, a method is perform in which the following steps are implemented in the following order: measuring a first density value, a first dielectric constant value and a first temperature value of the fuel at a first time, measuring a second density value, a second dielectric constant value and a second temperature value of the fuel, determining parameters of a function for calculating a density from a temperature or a dielectric constant, measuring a volume flow rate value and at least one of a third temperature value and a third dielectric constant value of the fuel in a fuel injection duct in the engine, and determining a density value of the fuel and a mass flow rate of the fuel in the injection line.
    Type: Application
    Filed: May 17, 2021
    Publication date: June 22, 2023
    Applicant: SAFRAN AEROSYSTEMS
    Inventors: Sylvain HAUZERAY, Gilles DELAITRE
  • Publication number: 20230145967
    Abstract: A servovalve having a pilot stage includes two hydraulic elements that are movable relative to each other so as to move a power-directing member, the pilot stage including a linear actuator having a main pusher arranged to modify the relative position of the hydraulic elements. The pilot stage has a position feedback lever.
    Type: Application
    Filed: March 12, 2021
    Publication date: May 11, 2023
    Applicant: SAFRAN AEROSYSTEMS HYDRAULICS
    Inventor: Matthieu PAPOIN
  • Patent number: 11639226
    Abstract: A device for unlocking a system for closing a container by means of a tie, such as a rope or strap, in particular a tie tensioned between closing eyelets, includes a cutting tool (O) capable of cutting the tie in order to unlock the closing system. It also includes an actuation member linked to the cutting tool, the actuation member being capable of being manipulated manually by a user in order to cause the cutting tool (O) to move into a position for severing the tie.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: May 2, 2023
    Assignee: SAFRAN AEROSYSTEMS
    Inventor: Gaël Suze
  • Publication number: 20230064264
    Abstract: A method for the surface treatment of a part made of aluminum or aluminum alloy, comprising an anodization step and a step of sealing with a silicate salt. Additionally, a surface treatment method according to the invention for manufacturing an aluminium or aluminium alloy part intended, in particular for use in the aviation sector.
    Type: Application
    Filed: January 21, 2021
    Publication date: March 2, 2023
    Applicant: SAFRAN AEROSYSTEMS
    Inventors: Jean-Arthur DREVET, Valentin DESPREZ
  • Patent number: 11542031
    Abstract: Embodiments of the present invention provide a fuel tank communication system. The communication system includes a main body (30) used to connect two fuel bladder flanges (12, 20) to one another. The communication system provides two separate, independent locking features (42, 60) that can secure fuel bladders to one another.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: January 3, 2023
    Assignee: SAFRAN AEROSYSTEMS
    Inventors: Philippe Bulard, Christophe Mendes, Loïc Boissy, Hichem Amara
  • Patent number: 11376686
    Abstract: Described is a heated gaseous welder system and associated methods of welding plastic with the heated gaseous welder system. The heated gaseous welder system includes a welding tool and a welder control unit. The welder control unit includes a gaseous control system and a heater control system. The gaseous control system is configured to selectively supply a gas to the welding tool and control at least one characteristic of the gas supplied to the welding tool. The heater control system is configured to selectively control power supplied to the welding tool.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: July 5, 2022
    Assignee: Safran Aerosystems Services Americas, LLC
    Inventor: James Wood Smith
  • Patent number: 11333271
    Abstract: Quick coupling device 1 for transferring liquid for an aircraft, comprising a female member 7 configured to be connected to a first reservoir, said female member 7 forming a passage and comprising a cylindrical portion 13 and a radial portion 14, a male member 2 configured to be connected to a second reservoir, said male member 2 forming a passage, slidably mounted in a liquid-tight manner in the female member 7 and comprising a cylindrical portion 3 and a radial portion 4, and a member 40 for locking the male member 2 in the female member 7, the locking member 40 being disposed between the radial portion 14 of the female member 7 and the radial portion 4 of the male member 2, the locking member 40 surrounding the male member 2 and leaving a limited sliding extent for the male member 2 with respect to the female member 7, engaging with the female member 7 in the locked position and releasing the female member 7 in the unlocked position, the locking member 40 comprising an axial blocking lock that can be actua
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: May 17, 2022
    Assignee: SAFRAN AEROSYSTEMS
    Inventors: Mathieu Iwaniuk, Sébastien Gouel, Philippe Bulard, Christophe Mendes
  • Publication number: 20220109208
    Abstract: A cell storage box for storing a battery cell includes a first end provided with a safety valve and a second end. The cell storage box includes a metal case having a bottom wall and side walls, and a thermally insulating support arranged in the metal case. The thermally insulating support includes a shoulder raised relative to the bottom wall of the metal case, a side bearing wall configured such that the cell rests against the at least one side bearing wall so as to keep the cell at a first distance from the at least one side wall of the metal case, and an opening arranged below the shoulder in order to allow smoke and gas to escape during a runaway of the cell.
    Type: Application
    Filed: December 20, 2019
    Publication date: April 7, 2022
    Applicant: SAFRAN AEROSYSTEMS
    Inventors: Jean-Philippe Cecille, Daniele Banfi
  • Publication number: 20210339874
    Abstract: A device for disconnection by a mechanical action includes at least one mechanical connection part, in particular a buckle held closed by spring action, linked to at least one triggering means via at least one connecting member, and a release lever configured to be triggered by application of a force according to a predefined opening direction. The disconnect device also includes at least one guide for the connecting member configured to redirect an effort applied on the triggering means, when opening is required, towards the mechanical connection part linked to the connecting member, according to the predefined opening direction.
    Type: Application
    Filed: August 27, 2019
    Publication date: November 4, 2021
    Applicant: SAFRAN AEROSYSTEMS
    Inventors: Christian Gomis, Alexandre Tharreau
  • Patent number: 11133655
    Abstract: The invention relates to a protective sheath designed, in particular but not exclusively, for an aircraft. The conduit is flexible and can have a small radius of curvature able to be obtained without torsion and allowing access, over the majority or entirety of its length, to the electrical wire or cable inside. The protective sheath (1) comprises a flexible body generally having a cylindrical shape, the flexible body being slit along at least a certain length and along a longitudinal axis, characterised in that the body has an open-work wall and in that the sheath is capable of being deformed along its length in order to be compressed/compacted on itself.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: September 28, 2021
    Assignee: SAFRAN AEROSYSTEMS
    Inventors: Yohan Tendron, Eric Pestel
  • Patent number: 11104426
    Abstract: An inflatable device for aircraft buoyancy, configured to be inflated in case of emergency landing on water, the device comprising a first inflatable chamber configured to be inflated from a source of gas, to change from a folded state to an inflated stated, a plurality of second inflatable chambers, each configured to be supplied from gas flowing in the first chamber, via at least one supply passage, each second inflatable chamber configured to be inflated to change from a folded state to an inflated stated, wherein each supply passage comprises a check valve.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: August 31, 2021
    Assignee: SAFRAN AEROSYSTEMS
    Inventors: Romain Boulanger, Jean-Yves Rivault
  • Publication number: 20200407068
    Abstract: A device for unlocking a system for closing a container by means of a tie, such as a rope or strap, in particular a tie tensioned between closing eyelets, includes a cutting tool (O) capable of cutting the tie in order to unlock the closing system. It also includes an actuation member linked to the cutting tool, the actuation member being capable of being manipulated manually by a user in order to cause the cutting tool (O) to move into a position for severing the tie.
    Type: Application
    Filed: February 26, 2019
    Publication date: December 31, 2020
    Applicant: SAFRAN AEROSYSTEMS
    Inventor: Gaël Suze
  • Publication number: 20200355236
    Abstract: A device for absorbing kinetic energy of a vehicle or any other moving body includes at least one bundle of straps formed by at least one strap having at least one first strand and at least one second strand secured by a connection means capable of being progressively destroyed by a tensile force intended to be applied on the first strand of the strap. The device also includes at least one anchoring means suitable for connecting the kinetic energy absorption device to a structure on which is intended to be installed. The anchoring means is arranged downstream of the bundle of straps with respect to a deployment direction of the strap under the tensile force intended to be applied on the first strand of the strap.
    Type: Application
    Filed: January 23, 2019
    Publication date: November 12, 2020
    Applicant: SAFRAN AEROSYSTEMS
    Inventors: Armand Brielle, Paul Ryan, Régis Lambert