AERIAL VEHICLE
    3.
    发明申请
    AERIAL VEHICLE 审中-公开

    公开(公告)号:WO2018208220A1

    公开(公告)日:2018-11-15

    申请号:PCT/SG2017/050241

    申请日:2017-05-09

    Inventor: CHAN, Keen Ian

    Abstract: An aerial vehicle may include a first wing structure. The aerial vehicle may further include a first propeller and a second propeller disposed along the first wing structure. The aerial vehicle may further include a second wing structure disposed to intersect the first wing structure to form a cross configuration. The aerial vehicle may further include a third propeller and a fourth propeller disposed along the second wing structure. In a hovering orientation of the aerial vehicle, respective propeller rotational axes of the first and second propellers may be angled off-vertical in respective planes which may be perpendicular to a transverse axis of the first wing structure, and respective propeller rotational axes of the third and fourth propellers may be angled off-vertical in respective planes which may be perpendicular to a transverse axis of the second wing structure.

    A LAVATORY UNIT WITH A CABINET FOR DISPENSING LAVATORY AMENITIES

    公开(公告)号:WO2021145817A1

    公开(公告)日:2021-07-22

    申请号:PCT/SG2020/050014

    申请日:2020-01-13

    Abstract: There is provided a lavatory unit for installing adjacent an aisle in an aircraft cabin. The lavatory unit comprises a cabinet for dispensing lavatory amenities. The cabinet comprises an amenities cartridge received in a cabinet casing. The amenities cartridge comprises a storage compartment for storing an amenity and an amenity outlet through which the amenity is accessible. The cabinet casing comprises a dispensing opening through which the amenity outlet of the amenities cartridge is accessible, such that the amenity in the amenities cartridge is accessible from the lavatory unit, and a refill opening on a side of the cabinet casing facing the aisle. The amenities cartridge is removable from the cabinet casing through the refill opening, to allow access to the storage compartment from the aisle. The dispensing opening is open-sided on the side of the cabinet facing the aisle, so that as the amenities cartridge is moved through the refill opening, an amenity protruding from the amenity outlet in the amenities cartridge is unobstructed during movement into/out of the dispensing opening.

    PRM-ACCESSIBLE AIRCRAFT LAVATORY
    5.
    发明申请

    公开(公告)号:WO2021040615A1

    公开(公告)日:2021-03-04

    申请号:PCT/SG2020/050481

    申请日:2020-08-19

    Abstract: An accessible lavatory unit (103) for an aircraft cabin (102) is disclosed. The lavatory unit (103) is configurable between an able-bodied configuration and a PRM-accessible configuration. In the able-bodied configuration the lavatory unit has a first internal floor space (132) and there is a cabin floor space (130) external to the lavatory unit (103). The lavatory unit (103) is expandable into the PRM-accessible configuration in which the lavatory unit (103) is expanded to have a second internal floor space (132), the second internal floor space (132) encompassing a region of the cabin floor space (130). A sink for an aircraft lavatory unit is also disclosed.

    ASYMMETRIC AERIAL VEHICLE
    7.
    发明申请

    公开(公告)号:WO2019017833A1

    公开(公告)日:2019-01-24

    申请号:PCT/SG2017/050356

    申请日:2017-07-18

    Inventor: CHAN, Keen Ian

    Abstract: An aerial vehicle including a first wing structure and a second wing structure which intersects the first wing structure perpendicularly at a position offset from a midpoint of a transverse axis of the first wing structure in a direction towards a first wingtip of the first wing structure. The aerial vehicle may further include a first set of at least two propellers with respective propeller rotational axes disposed side-by-side along a portion of the first wing structure extending between the midpoint of the transverse axis of the first wing structure and a second wingtip of the first wing structure. The aerial vehicle may further include a second set of at least two propellers with respective propeller rotational axes disposed side-by-side along a first portion of the second wing structure extending from a first surface of the first wing structure. The aerial vehicle may further include a third set of at least two propellers with respective propeller rotational axes disposed side-by-side along a second portion of the second wing structure extending from a second surface of the first wing structure.

    AERODYNAMIC OPTIMIZATION OF THE SIZING AND BLADE DESIGNS OF COROTATING COAXIAL ROTORS

    公开(公告)号:WO2022093109A1

    公开(公告)日:2022-05-05

    申请号:PCT/SG2020/050745

    申请日:2020-12-14

    Inventor: CHAN, Keen Ian

    Abstract: A method and system for generating a set of values for respective ones of a set of parameters used in determining rotor blade profiles for a corotating coaxial rotor system. The method comprises establishing a ratio of respective desired thrusts of an upper rotor and a lower rotor of the corotating coaxial rotor system based on a desired performance of the corotating coaxial rotor system; and determining the set of values of the set of parameters from the desired thrusts ratio based on an equal rotation speed condition between the upper rotor and the lower rotor of the corotating coaxial rotor system, wherein the set of parameters includes torques of the upper rotor and the lower rotor.

    AIRPORT GROUND COLLISION ALERTING SYSTEM
    10.
    发明申请

    公开(公告)号:WO2021133246A1

    公开(公告)日:2021-07-01

    申请号:PCT/SG2019/050648

    申请日:2019-12-27

    Abstract: An airport ground collision alerting system and a method of operating an airport ground collision alerting system. The airport ground collision alerting system comprises an automatic dependent surveillance-broadcast, ADS-B, receiver; a first database coupled to the ADS-B receiver and configured for look-up of aircraft type data based on aircraft ID data received via the ADS-B receiver and for storing aircraft position and heading data received via the ADS-B receiver; a second database configured to store digital map data for one or more airports; a processor unit coupled to the first and second databases and an application programming interface, API, configured to couple the airport ground collision alerting system to a display device.

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