| Patent application number | Description | Published |
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| 20080213059 | UNIVERSAL APPARATUS FOR THE INSPECTION, TRANSPORTATION, AND STORAGE OF LARGE SHELL STRUCTURES - An apparatus for holding an aerospace structure, having an edge and a surface, includes a base. Coupled to the base is an edge support adapted to releasably engage the edge of the structure. Also coupled to the base is a stanchion. Moveably coupled to the stanchion is a surface support adapted to support the surface of the structure when the edge of the structure is retained by the edge support. | 09-04-2008 |
| 20080223152 | METHODS AND SYSTEMS FOR USING ACTIVE SURFACE COVERINGS FOR STRUCTURAL ASSESSMENT AND MONITORING - A system for structural assessment is described that comprises a plurality of sensors and a surface covering for at least a portion of a structure. The sensors are arranged in a pattern and attached to the surface covering. The surface covering is attached to a surface of a structure, and the sensors are configured to provide signals relating to the integrity of the structure to an external device. | 09-18-2008 |
| 20080229834 | Method And Apparatus For Inspecting A Workpiece With Angularly Offset Ultrasonic Signals - A method and apparatus are provided to identify unacceptable levels of porosity, microcracking or defects attributable to thermal damage. Ultrasonic signals are introduced into the workpiece, such as by means of an ultrasonic transmitter. The ultrasonic signals propagate along a predefined axis of propagation oriented at an offset angle relative to a predefined reference direction oriented normal to the workpiece. Backscattered signals are received, such as by an ultrasonic receiver, from the workpiece. A measure representative of the cumulative energy of the backscattered signals received over a predefined time interval is then determined, such as integration performed by a processing element. An anomalous response may then be detected based upon the measure representative of the cumulative energy of the backscattered signals. This anomalous response may be representative of at least a predefined amount of porosity, microcracking or thermal damage. | 09-25-2008 |
| 20080295579 | DETERMINING SEAL FEATURE INTEGRITY BY TESTING FOR DEFORMATION UPON AIR PRESSURE EXCITATION - Optical metrology methods, apparatuses, and systems for detecting seal integrity. These comprise changing an air pressure inside a chamber to an excitation pressure level when the chamber is placed over a segment of a surface of a structure having one or more seal features and determining whether the integrity of any of the one or more seal features has been compromised by determining, using an optical system, whether any of the one or more seal features have been deformed by the changing of the air pressure. | 12-04-2008 |
| 20080302913 | CARGO FLOOR, SYSTEM, AND METHOD - Embodiments provide a cargo floor, a system, and a method adapted to be made integral with or complementary of the aircraft fuselage. Cargo floor members may be adapted to be coupled with a flat fuselage bottom inner skin of an aircraft fuselage to serve as the main orthotropic stiffeners to the flat fuselage bottom inner skin such that a portion of the in service loading experienced by the aircraft are shared by a combination of the fuselage and the cargo floor. | 12-11-2008 |
| 20080304539 | ELECTROMAGNETICALLY HEATING A CONDUCTIVE MEDIUM IN A COMPOSITE AIRCRAFT COMPONENT - Nondestructive examination is performed on a composite aircraft component including a composite body and a conductive medium. The conductive medium is substantially more conductive than the composite body. The nondestructive examination includes applying an electromagnetic field that penetrates the composite body and heats the conductive medium, and creating a thermal image of the conductive medium to reveal conductivity information about the conductive medium. | 12-11-2008 |
| 20080307637 | Inspection sensor mounts - In non-limiting, exemplary embodiments a mount assembly is provided for mounting an inspection sensor to a surface of a workpiece. The mount assembly includes a mount having an attachment portion and an engagement portion. The attachment portion is arranged to attach the mount to the surface of the workpiece. The engagement portion is arranged to engage the inspection sensor with the mount. Exemplary mount assemblies may be arranged to mount pulse echo ultrasonic testing transducers, focused ultrasonic testing transducers, through transmission ultrasonic testing transducers, eddy current inspection sensors, or any type of inspection sensor as desired. | 12-18-2008 |
| 20080307886 | System and method for automated inspection of large-scale part - Systems and methods can automatically inspect a workpiece. Non-destructive inspection sensors are mounted on a frame mounted on a transport device. Position of a first predetermined location of a workpiece is measured with a tracking system. The transport device is moved to position the non-destructive inspection sensors proximate the first predetermined location of a workpiece. A first portion of a workpiece proximate the first predetermined location is non-destructively inspected with the non-destructive inspection sensors. Position of a second predetermined location of a workpiece can be measured with the tracking system. The transport device can be moved to position the non-destructive inspection sensors proximate the second predetermined location of a workpiece, and a second portion of a workpiece proximate the second predetermined location can be non-destructively inspected with the non-destructive inspection sensors. Data can be provided from the sensors to a computing system and analyzed by the computing system. | 12-18-2008 |
| 20080310754 | System and method for assembling substantially distortion-free images - Exemplary systems and methods are provided for imaging a unit under test. Orientation of an imaging system is determined with a machine vision system, a unit under test is scanned with the imaging system, and the scanned image is processed into a substantially distortion-free image. The scanned image may be processed into a substantially distortion-free image by mapping a scanned image to coordinates determined by the machine vision system. By combining the position and orientation information collected at the time each image pixel is collected, the image can be assembled without distortion by mapping a detector signal to the appropriate image coordinate. Alternately, the scanned image may be processed into a substantially distortion-free image by mapping a scanned image to a predetermined matrix grid of coordinates, identifying distortion in the scanned image, and correcting identified distortion in the scanned image. | 12-18-2008 |
| 20080312848 | System and method for in-situ monitoring of composite materials - In a non-limiting, exemplary system for in-situ monitoring of a composite workpiece, at least one ultrasonic testing transducer is mounted to a surface of a composite workpiece and configured to transmit and receive ultrasonic energy to and from the composite workpiece during mechanical loading of the composite workpiece. An ultrasonic pulser/receiver is operatively coupled to the at least one ultrasonic testing transducer. A computing system is operatively coupled to the ultrasonic pulser/receiver. The computing system includes a data acquisition component configured to acquire data from the ultrasonic pulser/receiver and a data analysis component configured to analyze the acquired data. The data analysis component may be further configured to analyze the acquired data for initiation of failure of the composite workpiece and/or growth of failure of the composite workpiece. Further, failure of the composite workpiece may include cracking and/or delaminating and/or disbonding. | 12-18-2008 |
| 20080315869 | MAGNETIC INDEXER FOR HIGH ACCURACY HOLE DRILLING - A method for locating a device, which produces a field, with a probe assembly affected by the field. The method may involve: placing a device on a first side of a work piece; producing a field with the device through the work piece; using a robot to hold and to place a probe assembly adjacent a second side of the work piece; providing information from the probe assembly to the robot that is used by the robot to move the probe assembly to substantially determine a position of the device; determining a location of a center field axis of the field with the probe assembly; and providing a physical confirmation of the center field axis to a user. | 12-25-2008 |
| 20090031811 | Ultrasonic Method to Verify the Interference Fit of Fasteners - Embodiments of techniques to verify the interference fit of fasteners are disclosed. In one embodiment, a method includes aligning a probe proximate a fastener, the fastener being disposed within a material. A dynamic stress signal is generated from the probe using a low frequency transducer, and the dynamic stress signal is interrogated after it passes between the fastener and the material. An interference fit is then determined based on the interrogated dynamic stress signal. | 02-05-2009 |
| 20090033323 | METHOD AND APPARATUS FOR NONDESTRUCTIVE INSPECTION OF INTERWOVEN WIRE FABRICS - A method and apparatus for nondestructive inspection of interwoven wire fabric components. The apparatus comprises a probe, a power source, and a display system. The probe is capable of creating a magnetic field for a plurality of wires in an interwoven wire fabric component such that disturbances of the magnetic field caused by the plurality of wires can be detected. The power is a source connected to the probe and is capable of sending an alternating current through the probe to generate the magnetic field for the wire. The display system is connected to the probe and is capable of displaying results from detecting the magnetic field and disturbances of the magnetic field. | 02-05-2009 |
| 20090060666 | RAPID INSPECTION OF LIGHTNING STRIKE PROTECTION SYSTEMS PRIOR TO INSTALLING FASTENER - Methods and systems are disclosed for drilling counter sink fastener holes in composite materials with conductive foil lightning strike protection systems. Initially a non-destructive depth detector is scanned over a prospective fastener hole location. Then the depth of a conductive foil below a surface is detected. When the detected depth is less than a predetermined depth, a signal that indicates that a countersink fastener hole may be drilled is output. When the detected depth is greater than a predetermined depth, a signal that indicates that a countersink fastener hole may not be drilled is output. | 03-05-2009 |
| 20090086014 | LOCAL POSITIONING SYSTEM AND METHOD - A local positioning system which includes a video camera, a computer communicating with the video camera and a target object sighted by the video camera and having a target object coordinate system. The computer is adapted to define a relative position and orientation of the video camera with respect to the target object, determine a position and orientation of the video camera in the target object coordinate system, and determine the position of a point of interest in the target object coordinate system. The system can also be used to aim the camera at a previously recorded point of interest on the target object. Contact with, or close proximity to, the target object is not required. A local positioning method is also disclosed. | 04-02-2009 |
| 20090086199 | METHOD INVOLVING A POINTING INSTRUMENT AND A TARGET OBJECT - A first method determines a position of a point of interest on a target object surface in a target object coordinate system using orientation and distance measurements of a pointing instrument in an instrument coordinate system. A second method determines an orientation of a pointing instrument in an instrument coordinate system for the instrument to be aligned with a point of interest on a target object surface having a target object coordinate system, wherein a position of the point of interest in the target object coordinate system is known. A third method controls orientation of a laser beam of a laser in an instrument coordinate system for the laser beam to trace an image on a target object surface having a target object coordinate system, wherein positions of points for the image on the surface of the target object in the target object coordinate system are known. | 04-02-2009 |
| 20090110147 | METHOD AND APPARATUS FOR ROTATING AN ANODE IN AN X-RAY SYSTEM - A method and apparatus for an x-ray apparatus. The x-ray apparatus comprises a vacuum tube. A cathode is located in the vacuum tube and capable of emitting electrons. A rotatable magnetic anode located in the vacuum tube, capable of being rotated by a motor located outside of the vacuum tube, and capable of generating an x-ray beam in response to receiving the electrons emitted by the cathode. | 04-30-2009 |
| 20090129431 | IMAGING METHOD TO VERIFY ELECTRICAL CONDUCTIVITY ACROSS LIGHTNING STRIKE PROTECTION BOUNDARIES - A rapid image-based method for validating good electrical contact between existing LSP material on a structure, and LSP material on an applied patch, thus ensuring continuous LSP through the patch. The method and apparatus are used in the repair of LSP by validating an electrical connection between new and existing LSP materials. It can also be used during manufacturing to ensure good contact between sections of LSP material. | 05-21-2009 |
| 20090133501 | Array-Based System And Method For Inspecting A Workpiece With Backscattered Ultrasonic Signals - A method and an array-based system for inspecting a structure are provided that can identify unacceptable levels of porosity, microcracking or defects attributable to thermal damage. The inspection system includes a two-dimensional array of ultrasonic transducers, and an array controller configured to trigger at least one ultrasonic transducer to emit an ultrasonic signal into the structure. The array controller is also configured to receive data representative of backscattered signals preferentially received by at least one ultrasonic transducer from a portion of the structure offset from the at least one ultrasonic transducer that was triggered to emit the ultrasonic signal. | 05-28-2009 |
| 20090154775 | FITTING DOUBLERS USING GAP MAPPING - A method and apparatus are used to fit a metallic or composite doubler on an uneven surface. A three dimensional digital map of the gap between the doubler and the uneven surface is generated by digitally scanning the uneven surface. The digital map is then used to fabricate a stack of adhesive plies tailored to substantially fill the gap between the doubler and the uneven surface. | 06-18-2009 |
| 20090168964 | SYSTEM AND METHODS FOR X-RAY BACKSCATTER REVERSE ENGINEERING OF STRUCTURES - A system and methods for x-ray backscatter reverse engineering of structures. One embodiment includes a plurality of articulated arms attached to a movable base. Another embodiment includes a single counterweighted arm attached to a movable base. The arms include x-ray detectors. At least one x-ray source, which may be mounted on the arm(s), emits x-rays, which are backscattered off the surfaces and objects of interest and captured by the detectors to generate images of hidden objects. The present system provides improved speed and resolution over prior art systems. The system has a field-of-view and effective scanning range versatile enough to work in various orientations and in environments of various sizes. In certain embodiments the system is compact and lightweight so that it can be easily transported and used within confined spaces or in environments where weight is a consideration, such as inside or underneath aircraft. The system is also pointable and adaptable. | 07-02-2009 |
| 20090205429 | NONDESTRUCTIVE INSPECTION OF AIRCRAFT STIFFENERS - Nondestructive inspection of a plurality of aircraft hat stiffeners includes exciting cavities of the stiffeners with electromagnetic radiation, and analyzing electromagnetic field responses of the cavities to detect state changes of the stiffeners. | 08-20-2009 |
| 20090237272 | LIGHTNING STRIKE DETECTION - An aircraft includes a composite structure and a plurality of small lightweight pollable communication devices for providing lightning strike detection coverage of a region of the structure. Each device is rendered inoperative if at least proximate to lightning current. | 09-24-2009 |
| 20090294588 | FUSELAGE STRUCTURE INCLUDING AN INTEGRATED FUSELAGE STANCHION - A fuselage structure for an aircraft or similar vehicle may include an upper fuselage portion and a lower fuselage portion. A floor may be disposed between the upper fuselage portion and the lower fuselage portion. At least one unitized stanchion may be disposed between the floor and the lower fuselage portion. The at least one unitized stanchion may form the only structural support between the floor and the lower fuselage portion without any vertical beams. | 12-03-2009 |
| 20090326702 | Potted Insert Installation and Validation - Methods and computer storage media provide for the installation of potted inserts and installation validation. According to embodiments described herein, an insert is placed within an insert aperture of a panel or other structure. Potting compound is injected into a potting cavity surrounding the insert through a fill hole in the insert until potting compound overflows from another fill hole. The installation is validated by applying a force to the installed insert at a determined frequency using a mechanical impedance instrument and measuring a response frequency. The response frequency is compared to an acceptable frequency range to determine whether the insert is properly installed. | 12-31-2009 |
| 20100005896 | MEASUREMENT OF STRAIN IN AN ADHESIVELY BONDED JOINT INCLUDING MAGNETOSTRICTIVE MATERIAL - Sensing strain in an adhesively bonded joint includes inducing a strain wave in the joint, and sensing a change in local magnetic characteristics in the joint. | 01-14-2010 |
| 20100024559 | Hybrid Inspection System And Method Employing Both Air-Coupled And Liquid-Coupled Transducers - A hybrid inspection system and method are provided which utilize both an air-coupled transducer and a liquid-coupled transducer in order to enjoy the advantages offered by both types of transducers. The hybrid inspection system may include a first probe that includes the air-coupled transducer, such as a capacitive machined ultrasonic transducer, which is configured to emit ultrasonic signals and to air couple the ultrasonic signals into a workpiece. The hybrid inspection system may also include a second probe that includes the liquid-coupled transducer, such as a piezoelectric transducer, configured to receive the ultrasonic signals emitted by the air-coupled transducer of the first probe via a liquid coupling between the transducer and the workpiece. | 02-04-2010 |
| 20100064773 | FLUID DETECTION WITH A SPECTROMETER-ON-A-CHIP - A liquid detection device for detecting liquid at a location on a structure includes a nanoscale spectrometer-on-a chip, and a fluid-absorptive element for absorbing liquid at the location and also securing the chip to the structure. Fluid absorbed by the element is analyzed by the spectrometer. | 03-18-2010 |
| 20100085437 | METHOD AND SYSTEM INVOLVING CONTROLLING A VIDEO CAMERA TO TRACK A MOVABLE TARGET OBJECT - Methods are described for controlling orientation of an aim point axis of a video camera having an instrument coordinate system to track a point of interest on a movable target object and calculating positions of the point of interest in a local coordinate system in which the target object is moving. The methods include measuring pan and tilt angles of the aim point axis and distance substantially along the aim point axis and calculating a calibration matrix which transforms a position defined in the instrument coordinate system to a position defined in the local coordinate system. A system is described including an instrument and at least one computer, wherein the instrument includes a video camera and a range finder, and wherein the video camera includes an aim point axis having an adjustable orientation. In one example, the target object is adapted to move on and inspect an airplane surface. | 04-08-2010 |
| 20100139404 | SYSTEM AND METHOD OF ULTRASONIC INSPECTION - An ultrasonic inspection apparatus may include a chamber partly filled with water from a first portion of the chamber to a water-line disposed apart from a second portion of the chamber, and at least one transducer disposed apart from the water-line. The at least one transducer may emit ultrasonic signals through a portion of a part being inspected towards the water-line. The water-line may reflect the ultrasonic signals emitted from the at least one transducer off the water-line, back through a portion of a part being inspected, and back to the at least one transducer. In such manner, one or more portions of a complex-shaped part may be inspected. | 06-10-2010 |
| 20100153051 | Locating A Component Underneath A Surface Of A Target Object And Locating An Access Panel For Accessing The Component - A first method locates a component positioned underneath a surface of a target object using a pointing instrument, wherein a position of the component in the target object coordinate system is known. The first method includes calculating an orientation of the aim point axis of the instrument in the instrument coordinate system for the aim point axis of the instrument to be aligned with the component using at least an inverse calibration matrix, the position of the component in the target object coordinate system, and inverse kinematics of the instrument. The first method also includes rotating the aim point axis of the instrument to the calculated orientation. Second and third methods also are described for locating an access panel for accessing the component and/or maintenance zones in which the component resides. | 06-17-2010 |
| 20100213387 | PORTABLE CORROSION DETECTION APPARATUS - A method and apparatus comprising a housing, an excitation unit, and a detector. The housing is portable and capable of being positioned relative to a location on an object. Quantum dots are present in the location. The excitation unit is mounted to the housing. The excitation unit is capable of sending energy into the location in which the energy is capable of causing a response from the quantum dots. The detector is mounted to the housing. The detector is capable of detecting the response from the quantum dots in the location. | 08-26-2010 |
| 20100217538 | CORROSION DETECTION AND MONITORING SYSTEM - A method and apparatus comprises a number of sensors and a computer. The number of sensors is capable of being associated with a location of an object having quantum dots. The number of sensors is capable of sending energy into the location, and the energy is capable of causing a response from the quantum dots. The number of sensors is capable of detecting the response. The computer is coupled to the number of sensors and capable of determining whether corrosion is present in the location using the response detected by the number of sensors. | 08-26-2010 |
| 20100228506 | NON-DESTRUCTIVE INSPECTION APPARATUS - A free-hand inspection apparatus for non-destructively inspecting a structure may comprise an array and an inertial sensor. The array may comprise a plurality of elements for transmitting and receiving inspection signals towards and from a structure being inspected. The inertial sensor may be for measuring acceleration and angular rotation rate in X, Y, and Z directions of the array. | 09-09-2010 |
| 20100250148 | DETERMINISTIC NDE SYSTEM AND METHOD FOR COMPOSITE DAMAGE ASSESSMENT AND REPAIR - A deterministic non-destructive evaluation system for composite damage assessment and repair includes structure of interest, non-destructive evaluation data and strength test data obtained on the structure of interest, finite element analysis performed on a structural model modified by the non-destructive data and the strength test data, a strength-to-indication correlation based on the finite element analysis and deterministic non-destructive evaluation predictions and recommendations based on the strength-to-indication correlation. | 09-30-2010 |
| 20100274502 | Monitoring of Composite Materials - In a particular system for monitoring of a composite workpiece, at least one ultrasonic testing transducer is mounted to a surface of the composite workpiece and configured to transmit and receive ultrasonic energy to and from the composite workpiece during mechanical loading of the composite workpiece. An ultrasonic pulser/receiver is operatively coupled to the at least one ultrasonic testing transducer. A computing system is operatively coupled to the ultrasonic pulser/receiver. The computing system includes a data acquisition component configured to acquire data from the ultrasonic puller/receiver and a data analysis component configured to analyze the acquired data. The data analysis component may be further configured to analyze the acquired data for initiation of failure of the composite workpiece and/or growth of failure of the composite workpiece. Further, failure of the composite workpiece may include cracking and/or delaminating and/or disbonding. | 10-28-2010 |
| 20100316458 | Automated Material Removal in Composite Structures - A composite structure containing an out-of-tolerance area is restored using an automated material removal method. The location of an out-of-tolerance area within the structure is determined by non-destructive inspection and a volume of the structure to be removed is selected based on the location of the out-of-tolerance area. An automatic material removal tool is programmed and used to remove the selected volume of material. The volume of removed material may be is replaced by an integrated patch. | 12-16-2010 |
| 20100327174 | RAPID ASSEMBLY AND OPERATION OF AN X-RAY IMAGING SYSTEM - Methods and systems for X-ray imaging are disclosed. An X-ray imaging system includes an X-ray tube to generate X-rays and a detector array to capture scattered X-rays. A rotational collimator directs the X-rays at an object under inspection. Rotational mechanisms rotate the X-ray tube and the detector array about a roll axis and a yaw axis to inspect various portions of the object. A track unit mechanism moves the X-ray imaging system linearly along a track unit to further inspect portions of the object. | 12-30-2010 |
| 20110088473 | Ultrasonic Method To Verify The Interference Fit Of Fasteners - Embodiments of techniques and technologies to verify the interference fit of fasteners are disclosed. In one embodiment, a transducer is positioned to transmit a shear ultrasonic signal through a region of a fastener which is subject to stress when the fastener experiences an interference fit. The shear ultrasonic signal is transmitted through a region of the fastener subject to the stress. As the transmitted ultrasonic signal encounters the region, it is mode converted corresponding to a degree of interference which the fastener is experiencing. A return ultrasonic signal from the fastener is received with the transducer. From the return ultrasonic signal, a processor determines the degree of interference fit which the fastener is experience and outputs an indication of the same. | 04-21-2011 |
| 20110149266 | Position and Orientation Determination Using Movement Data - Position determining systems and methods are provided. A particular portable device includes a calibration component to communicate with a local positioning system to determine an initial position and orientation of the portable device within a local coordinate system associated with a target structure. The portable device also includes at least one movement sensor to detect movement of the portable device. The portable device further includes a processor to determine a measured position and orientation of the portable device based on the initial position and orientation of the portable device within the local coordinate system and based on the detected movement of the portable device. | 06-23-2011 |
