Relative object localization process for local positioning system

    公开(公告)号:US10585167B2

    公开(公告)日:2020-03-10

    申请号:US16386597

    申请日:2019-04-17

    Abstract: Systems and methods for performing relative object localization using a local positioning system. The process in accordance with one embodiment solves the problem of determining the location (i.e., the position and orientation) of an object relative to a previous location of the object, or relative to another object, without the need for known 3-D data point positions in the environment. The process in accordance with another embodiment solves the problem of determining the location of the measurement instrument relative to a previous location of the measurement instrument using visible feature points on a target object as a reference, again without the need for known 3-D data point positions. The process in accordance with a further embodiment is capable of determining the locations of multiple objects relative to each other.

    Apparatus for automated maintenance of aircraft structural elements

    公开(公告)号:US10569907B2

    公开(公告)日:2020-02-25

    申请号:US15244927

    申请日:2016-08-23

    Abstract: Devices for maintaining crawler alignment on complex-shaped blades and for enabling the blade crawler to traverse over trailing edge protrusions. Using ball and socket bearings or air pads in place of alignment wheels, the crawler will be able to track along complex-geometry rotor blades, propellers and other airfoils. Using an oversized-diameter roller, a semi-flexible roller, or a dual-roller arrangement, the crawler will be able to traverse over trailing edge protrusions.

    Modular Safety Monitoring and Warning System and Methods for Use Thereof

    公开(公告)号:US20190339659A1

    公开(公告)日:2019-11-07

    申请号:US16515410

    申请日:2019-07-18

    Abstract: Situational-awareness controllers and methods to increase situational-awareness for an actor associated with a triggering event are described. An example method includes in response to receiving a notification of a triggering event generated by at least one sensor, a computing device accessing information that includes related to an actor associated with the triggering event. The computing device correlates the information to a compilation of historical information by (i) determining whether the actor's location is associated with one or more safety events stored as part of the compilation of historical information and (ii) determining a risk level of the actor based on whether the one or more associated safety events occurred within a predetermined range of time from the time associated with the triggering event. The computing device generates a command based on a result of the correlating and sends the command to at least one controllable device.

    Systems and methods for projected grid-based location tracking

    公开(公告)号:US10422627B2

    公开(公告)日:2019-09-24

    申请号:US16206313

    申请日:2018-11-30

    Abstract: Systems and methods that provide a framework for location tracking of a movable target component or device (e.g., an automated device or a hand-operated device) to accurately cover an area of interest along a specified path or in a specified region. Grid patterns are projected onto a surface of a workpiece or a part. The projected grid lines may be straight or curved. Straight grid lines can be parallel or intersecting. The grid pattern may include a path to be followed. The lines of the projected grid pattern are detected by a grid detection sensor which is mounted onboard the movable target component or device. Information from the grid detection sensor is fed to a location mapping program. The systems and methods also enable navigation for use in automated and autonomous manufacturing and maintenance operations, as well as other tracking-based applications.

    METHODS FOR MEASURING OUT-OF-PLANE WRINKLES IN COMPOSITE LAMINATES

    公开(公告)号:US20190277808A1

    公开(公告)日:2019-09-12

    申请号:US15917321

    申请日:2018-03-09

    Abstract: Methods for measuring out-of-plane wrinkles in composite laminates are described. An example method includes scanning a first side of a composite laminate with an ultrasonic transducer. The method further includes locating an out-of-plane wrinkle of the composite laminate on a B-scan ultrasound image generated in response to the scanning of the first side of the composite laminate. The method further includes associating a first marker with the B-scan ultrasound image, the first marker determined based on a location of a crest of the out-of-plane wrinkle on the B-scan ultrasound image. The method further includes associating a second marker with the B-scan ultrasound image, the second marker determined based on a location of a trough focal point of the out-of-plane wrinkle on the B-scan ultrasound image. The method further includes determining an amplitude of the out-of-plane wrinkle based on a distance between the first marker and the second marker.

    Modular safety monitoring and warning system and methods for use thereof

    公开(公告)号:US10409252B2

    公开(公告)日:2019-09-10

    申请号:US15593541

    申请日:2017-05-12

    Abstract: Situational-awareness controllers and methods to increase situational-awareness for an actor associated with a triggering event are described. An example method includes in response to receiving a notification of a triggering event generated by at least one sensor, a computing device accessing information that includes related to an actor associated with the triggering event. The computing device correlates the information to a compilation of historical information by (i) determining whether the actor's location is associated with one or more safety events stored as part of the compilation of historical information and (ii) determining a risk level of the actor based on whether the one or more associated safety events occurred within a predetermined range of time from the time associated with the triggering event. The computing device generates a command based on a result of the correlating and sends the command to at least one controllable device.

    Systems and methods for monitoring temperatures of batteries

    公开(公告)号:US10352777B2

    公开(公告)日:2019-07-16

    申请号:US14591310

    申请日:2015-01-07

    Abstract: A method for monitoring a temperature of a battery is provided. The method includes applying a thermochromatic coating to a surface of the battery. The method additionally includes directing electromagnetic radiation towards the thermochromatic coating, observing a thermochromatic response of the thermochromatic coating to the electromagnetic radiation, and identifying at least one portion of the battery that has experienced a temperature above a predefined threshold temperature, based on the thermochromatic response.

    COMPOSITE REPAIR KIT
    119.
    发明申请

    公开(公告)号:US20190177007A1

    公开(公告)日:2019-06-13

    申请号:US15838346

    申请日:2017-12-11

    Abstract: Disclosed is a method for repairing a damaged portion of a composite fuselage or wing on an aircraft. The method includes performing a non-destructive inspection (“NDI”) of the damage portion to determine a size and a location of the damaged portion, determining a repair for the damaged portion based on the size and location of the damaged portion, and repairing the damaged portion with a composite repair kit.

    Automated Scanning Systems for Non-Destructive Inspection of Curved Cylinder-Like Workpieces

    公开(公告)号:US20190173574A1

    公开(公告)日:2019-06-06

    申请号:US16268159

    申请日:2019-02-05

    Abstract: Systems and methods for high-speed non-destructive inspection of a half- or full-barrel-shaped workpiece, such as a barrel-shaped section of an aircraft fuselage. Such workpieces can be scanned externally using a mobile (e.g., translating) arch gantry system comprising a translatable arch frame disposed outside the fuselage section, a carriage that can travel along a curved track carried by the arch frame, a radially inward-extending telescopic arm having a proximal end fixedly coupled to the carriage, and an NDI sensor unit coupled to a distal end of the telescoping arm. The stiffeners of the fuselage sections can be scanned using a mobile scanner platform disposed inside the fuselage section, which platform comprises a radially outward-extending telescopic arm rotatably coupled to a mobile (e.g., holonomic or linear motion) platform and an NDI sensor unit coupled to a distal end of the telescoping arm. The scan data is matched with position data acquired using any one of a plurality of tracking systems to enable the display of NDI features/flaws on a three-dimensional representation of the workpiece.

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