Patents Assigned to Airbus Helicopters Deutschland GmbH
  • ROTOR WITH PITCH CONTROL APPARATUS
    Publication number: 20210147073
    Abstract: A rotor comprises at least two rotor blades, and each rotor blade of the at least two rotor blades rotates around a rotor axis and performs pitching around a pitch axis. The rotor axis and the pitch axis intersect in a rotor center. The rotor is characterized in that each rotor blade comprises at least one permanent magnet having a first spherical magnet surface. Each rotor blade further comprises a pitch control apparatus for controlling the pitching of the at least two rotor blades. The pitch control apparatus comprises electrically controlled magnets having a second spherical magnet surface.
    Type: Application
    Filed: November 19, 2019
    Publication date: May 20, 2021
    Applicant: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventor: Tobias RIES
  • HYBRID ENERGY STORAGE SYSTEM
    Publication number: 20210138913
    Abstract: An electrical system, and, more particularly, to an electrical system for an aircraft comprising one or more energy sinks and a hybrid energy storage system. The hybrid energy storage system may comprise one or more primary energy sources, a secondary energy source, and a secondary energy source control unit. The one or more primary energy sources may be coupled to and supply power to the one or more energy sinks. The secondary energy source may be coupled to the one or more primary energy sources and adapted to supply power at a variable output voltage to the one or more primary energy sources.
    Type: Application
    Filed: October 13, 2020
    Publication date: May 13, 2021
    Applicant: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventor: Michael GEISS
  • VEHICLE CONTROL SYSTEM FOR AUTONOMOUS, REMOTELY-CONTROLLED, OR MANUAL OPERATION OF A VEHICLE
    Publication number: 20210122393
    Abstract: A vehicle control system for controlling a vehicle and to a method of operating such a vehicle control system. The vehicle control system may include an inceptor adapted for controlling a servo-assisted control unit via a mechanical linkage first and second force generating devices that are mechanically connected to the inceptor in parallel and provided for generating respective first and second forces that act in operation on the inceptor, a hands-on/off detection management unit, and a decoupling device that mechanically decouples the second force generating device from the inceptor based on a control signal from the hands-on/off detection management unit.
    Type: Application
    Filed: June 11, 2020
    Publication date: April 29, 2021
    Applicants: AIRBUS HELICOPTERS DEUTSCHLAND GMBH, AIRBUS HELICOPTERS
    Inventors: Boris GROHMANN, Thomas ROHR, Nicolas AVRIL, Axel GUSE
  • Multirotor joined-wing aircraft with VTOL capabilities
    Patent number: 10981650
    Abstract: A multirotor aircraft that is adapted for vertical take-off and landing. The multirotor aircraft comprises a fuselage, a tail boom that is provided with a vertical fin, a thrust producing units assembly that is provided for producing thrust in operation, at least one lower wing which comprises a lower wing inboard section that is connected to the fuselage and a lower wing outboard section that forms a lower wing tip, and at least one upper wing which is connected to the vertical fin and which forms an upper wing tip. The at least one upper wing is joined to the at least one lower wing in a joined-wing configuration.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: April 20, 2021
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Axel Fink, Uwe Kiesewetter, Klaus Kicker
  • Method of manufacturing a structural arrangement with a fiber reinforced polymer component and a cold gas sprayed electrically conductive layer
    Patent number: 10982332
    Abstract: A method of manufacturing a structural arrangement on the basis of a fiber reinforced polymer component, comprising at least the steps of: providing a fiber reinforced polymer component; fixing a polyether sulfone foil on the fiber reinforced polymer component, at least in a region where an electrically conductive layer is to be formed; and performing a cold gas spraying process for spraying electrically conductive particles onto the polyether sulfone foil in order to create the electrically conductive layer.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: April 20, 2021
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventor: Andreas Rack
  • Multirotor aircraft with a thrust producing unit that comprises an aerodynamically optimized shrouding
    Patent number: 10974815
    Abstract: A multirotor aircraft with an airframe that extends in a longitudinal direction, and with at least one thrust producing unit for producing thrust in a predetermined thrust direction, wherein the at least one thrust producing unit comprises a shrouding that is associated with at least one rotor assembly comprising at least one electrical engine, wherein the shrouding defines a cylindrical air duct that is axially delimited by an air inlet region and an air outlet region, and wherein a carrier beam is at least mounted at a leading edge region of the cylindrical air duct to the shrouding such that the carrier beam is arranged inside of the cylindrical air duct and oriented at least essentially in parallel to the longitudinal direction, the at least one electrical engine being mounted to the carrier beam.
    Type: Grant
    Filed: June 12, 2019
    Date of Patent: April 13, 2021
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Christian Reichensperger, Uwe Kiesewetter, Petr Schejbal, Lukasz Paluszek, Klaus Kicker, Martin Blacha
  • Elastic flapping hinge for connecting a rotor blade to a rotor hub of a rotary wing aircraft
    Patent number: 10967965
    Abstract: An elastic flapping hinge for connecting a rotor blade to a rotor hub of a rotary wing aircraft, comprising an elastic flapping hinge member arrangement that includes a hub attachment area for attachment to the rotor hub, a connection area for attachment to the rotor blade, and an elastic flapping hinge area that is arranged between the hub attachment area and the connection area and adapted to allow flapping movements, the elastic flapping hinge member arrangement comprising at least two elastic flapping hinge members having a first bending stiffness for flapping movements and a second bending stiffness for lead-lag movements, the first bending stiffness being smaller than the second bending stiffness, wherein the at least two elastic flapping hinge members diverge from each other in the elastic flapping hinge area by a predetermined divergence angle.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: April 6, 2021
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Moritz Buesing, Rupert Pfaller, Martin Ortner
  • STRUCTURAL ARRANGEMENT WITH A FIBER REINFORCED POLYMER COMPONENT AND A COLD GAS SPRAYED ELECTRICALLY CONDUCTIVE LAYER
    Publication number: 20210087694
    Abstract: A structural arrangement comprising a fiber reinforced polymer component, a cold gas spraying electrically conductive layer, and a polyether sulfone foil arranged on the fiber reinforced polymer component, at least in a region between the fiber reinforced polymer component and the cold gas sprayed electrically conductive layer.
    Type: Application
    Filed: December 7, 2020
    Publication date: March 25, 2021
    Applicant: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventor: Andreas RACK
  • Door opening system with a deceleration mechanism
    Patent number: 10940933
    Abstract: A door opening system with a deceleration mechanism may be adapted to control an opening of a door module that includes a door panel and a door frame. Deceleration mechanism may include strap that connects door panel with door frame, spool, and spool. Spool may receive one end of strap, is biased to roll up a first portion of strap, and adapted to perform a first unwinding of the first portion of strap. Spool may receive a second end of strap, is biased to roll up a second portion of strap, and adapted to perform a second unwinding of the second portion of strap from spool. Spool may include a braking apparatus that is adapted to decelerate the second unwinding when a velocity of the second unwinding is above a predetermined threshold.
    Type: Grant
    Filed: October 9, 2019
    Date of Patent: March 9, 2021
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Thomas Tendyra, Stephen Ward, Guido Borchers, Uwe Renner, Xaver Pascoe, Markus Buehlmeyer
  • Haptic alert mechanism for alerting an aircraft pilot, and an aircraft
    Patent number: 10940957
    Abstract: A haptic alert mechanism. The mechanism includes an actuator. At least one arm of a movable stopping piece is connected to the actuator. A spring box is provided with an enclosure containing a pre-stressed torsion spring, said spring box being mounted to be movable in rotation about the axis of rotation. The enclosure includes at least one lug that is mounted to be movable in rotation about said axis of rotation. A finger of the torsion spring passes through an elongate orifice in a front flank of the enclosure to form a movable, resilient stop that is overridable.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: March 9, 2021
    Assignees: AIRBUS HELICOPTERS, AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Boris Grohmann, Christophe Tempier, William Lagrevol, Marc Salesse-Lavergne
  • Multirotor aircraft with an airframe and a thrust producing units arrangement
    Patent number: 10933987
    Abstract: A multirotor aircraft with an airframe and a thrust producing units arrangement, wherein the thrust producing units arrangement comprises a predetermined number of thrust producing units for producing thrust in a predetermined direction, and wherein a flexible suspension unit is rigidly mounted to the airframe, wherein the flexible suspension unit comprises at least one bearing that mechanically couples the thrust producing units arrangement to the airframe such that the thrust producing units of the predetermined number of thrust producing units are inclinable in relation to the airframe.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: March 2, 2021
    Assignee: Airbus Helicopters Deutschland GmbH
    Inventors: Qinyin Zhang, Uwe Kiesewetter, Sebastian Mores, Marco Schneeberger, Marius Bebesel
  • Vehicle with a foldable fairing integrated footstep unit
    Patent number: 10919613
    Abstract: A vehicle with a fairing and a sliding door that is glidingly mounted to the vehicle, wherein the sliding door is associated with a foldable fairing integrated footstep unit, and wherein the foldable fairing integrated footstep unit comprises: an outer shell that is integrated into the fairing of the vehicle, the outer shell comprising an exterior surface that creates in closed state of the foldable fairing integrated footstep unit an at least approximately continuous aerodynamic surface with the fairing.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: February 16, 2021
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Harish Narayanappa, Stefan Goerlich
  • ELECTROMECHANICAL DOOR SYSTEM FOR AN AIRCRAFT
    Publication number: 20210025212
    Abstract: An aircraft door, and, more particularly, to an electromechanical door system for operating an aircraft door that closes an opening in the outer hull of an aircraft, as well as to a method of operating an electromechanical door system of an aircraft door that closes an opening in the outer hull of an aircraft. The electromechanical door system may be adapted for operating in a normal opening mode, an emergency opening mode, and a closing mode. If desired, the electromechanical door system may include a lifting and lowering lever, a lifting and lowering electric motor, and a gearbox that transmits a force from the lifting and lowering electric motor to the lifting and lowering lever.
    Type: Application
    Filed: May 15, 2020
    Publication date: January 28, 2021
    Applicant: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Johannes MARKMILLER, Daniel STEGMAIR, Dirk TROTT
  • THRUST PRODUCING UNIT WITH A FAIL-SAFE ELECTRICAL DRIVE UNIT
    Publication number: 20200407052
    Abstract: A thrust producing unit with a fail-safe electrical drive unit that drives a rotor of a rotary-wing aircraft. Fail-safe electrical drive unit may include input shafts, fixedly attached belt pulleys that are fixedly attached to the respective input shafts, output shaft that is coupled to rotor, freewheeling belt pulleys that are mounted to output shaft by means of respective freewheels such that output shaft rotates freely when output shaft rotates faster than one of the freewheeling belt pulleys belts that connect fixedly attached belt pulleys with the respective freewheeling belt pulleys, and electric motors that are coupled with the respective input shafts.
    Type: Application
    Filed: April 16, 2020
    Publication date: December 31, 2020
    Applicant: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventor: Gero PREISSER
  • Load transfer interface for a vehicle door, in particular for an aircraft cabin door
    Patent number: 10871013
    Abstract: A load transfer interface for a vehicle door that comprises an outer skin and at least one beam that is connected to the outer skin, wherein the outer skin and the at least one beam define a vehicle door plane, the load transfer interface comprising at least one door stop fitting that is provided to transfer pressure loads from the vehicle door to an associated vehicle structural frame, the at least one door stop fitting being provided for rotation in an associated rotation plane, wherein the associated rotation plane is at least approximately parallel to the vehicle door plane. The invention is further related to an aircraft cabin door having such a load transfer interface, as well as to an aircraft having such an aircraft cabin door.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: December 22, 2020
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventor: Matthias Schwab
  • Adjustment of track and balance of a multi-blade rotor
    Patent number: 10870484
    Abstract: A multi-blade rotor of a rotary wing aircraft, the multi-blade rotor comprising at least one rotor blade that defines a pitch axis and that is provided with an associated pitch-control lever that is operatively coupled to a pitch link rod, the pitch link rod defining a longitudinal axis, wherein the associated pitch-control lever comprises an accommodation that is located on the longitudinal axis of the pitch link rod at a predetermined distance from the pitch axis of the at least one rotor blade, the pitch link rod being operatively coupled to the associated pitch-control lever at the accommodation of the associated pitch-control lever, wherein the predetermined distance is adjustable in order to enable adjustment of track and balance of the multi-blade rotor.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: December 22, 2020
    Assignee: Airbus Helicopters Deutschland GmbH
    Inventor: Moritz Buesing
  • Braced wing aircraft
    Patent number: 10870488
    Abstract: A braced wing aircraft with a fuselage and a fixed wing arrangement, the fixed wing arrangement comprising at least two braced wings that are arranged laterally and opposite to each other on the fuselage, each one of the at least two braced wings comprising at least one upper wing and at least one lower wing which are staggered and interconnected at a predetermined transition region, the at least one upper wing being connected to the fuselage at an associated upper wing root and the at least one lower wing being connected to the fuselage at an associated lower wing root.
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: December 22, 2020
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Martin Blacha, Axel Fink
  • Multirotor aircraft with an airframe and at least one wing
    Patent number: 10836475
    Abstract: A multirotor aircraft with an airframe and at least one wing that is mounted to the airframe, the at least one wing being provided with at least four thrust producing units that are arranged in spanwise direction of the at least one wing, wherein each one of the at least four thrust producing units comprises at least one rotor assembly that is accommodated in an associated shrouding, the associated shrouding being integrated into the at least one wing, wherein the associated shrouding defines an air duct that is axially delimited by an air inlet region and an air outlet region, wherein the air inlet region exhibits in circumferential direction of the air duct at least two different aerodynamic profiles.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: November 17, 2020
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Rupert Pfaller, Uwe Kiesewetter, Sebastian Mores, Marius Bebesel
  • Retraction / extension of a landing gear in an aircraft
    Patent number: 10829212
    Abstract: A telescoping strut for a retractable landing gear in an aircraft. The telescoping strut comprises a pre-pressurized and central extension chamber extending along the telescoping strut and a surrounding retraction chamber. For retraction, an hydraulic generation architecture of the aircraft feeds a single input/output passage of the surrounding retraction chamber with a overcoming fluid pressure that overwhelms a extension positive pressure in the central extension chamber and opposes the effect of the pre-pressurizing. The retraction system is for instance for a rotorcraft.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: November 10, 2020
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventor: Wolfram Grieser
  • Elastic torsion element for connecting a rotor blade to a rotor hub of a rotor
    Patent number: 10829214
    Abstract: An elastic torsion element for connecting a rotor blade to a rotor hub of a rotor, the elastic torsion element comprising at least two elastically deformable plates, wherein each one of the at least two elastically deformable plates comprises fiber reinforced polymers, wherein respective fibers of the fiber reinforced polymers of each one of the at least two elastically deformable plates are at least arranged along one of a first and a second dominant fiber directions, wherein the first dominant fiber direction crosses the second dominant fiber direction in a predetermined fiber direction crossing region, and wherein the elastic torsion element comprises an integrated elastic lead-lag hinge that is formed at the predetermined fiber direction crossing region.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: November 10, 2020
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Moritz Buesing, Rupert Pfaller, Martin Ortner