Abstract: In an ultrasonic sensor that is attached to a body component, a negative electrode line connected to a negative terminal is isolated from a shielding portion. The shielding portion is connected to a ground potential point without being connected to the negative electrode line.

Abstract: A device for examining the interior of a pipe using multi-element ultrasound technology, finding application in the detection of defects in the wall of a tubular pipe or the verification of the characteristics of the wall of a tubular pipe is disclosed. The device is designed to be placed inside a fluid transport pipe and to move under the action of the transported fluid, to detect defects in, or check characteristics of, the wall of the pipe. The device has a circumference and comprises a plurality of ultrasonic sensors distributed over its circumference and each formed by a plurality of transmitters and a plurality of reception antennas. The device also includes an electronic controller configured to control each sensor and to receive and record the information measured by the sensors.

Abstract: An acoustic inspection device and an associated method for inspecting a component are provided. The acoustic inspection device is portable and includes an acoustic transmitter and receiver that may be placed on opposite sides of an inspection region on the surface of the component. The acoustic transmitter has an array of acoustic transducers for generating an acoustic wave that travels along a surface of the component and the acoustic receiver has an array of acoustic transducers for receiving that acoustic wave. A controller determines at least one surface characteristic of the component from the measured acoustic wave, such as its crystalline structure or grain size.

Abstract: According to one embodiment, an estimation device includes a processor. The processor accepts information. The information is acquired by each of a plurality of ultrasonic sensors transmitting an ultrasonic wave in a second direction toward a weld portion and receiving a reflected wave. The ultrasonic sensors are arranged in a first direction. The second direction crosses the first direction. The processor estimates a range of the weld portion in the second direction based on an intensity distribution of the reflected wave in the second direction. The processor calculates a centroid position of an intensity distribution of the reflected wave in the first direction for each of a plurality of points in the second direction, and estimates a range of the weld portion in the first direction based on a plurality of the centroid positions.

Abstract: Provided is a balance with a windshield having a door to be smoothly opened and closed either manually or automatically. Provided is an electronic balance with a windshield including a balance main body including a weighing mechanism connected to a weighing pan, a windshield having doors capable of opening and closing by sliding, and configured to form a weighing chamber by covering the weighing pan, and actuators configured to open and close the doors, wherein the actuator includes a double-acting type air cylinder having two ports serving as air intake ports, an air pump-to be connected to the two ports, two valves respectively interposed between the air pump and the two ports and configured to make the ports communicate with and shut off from the atmosphere, and a control device configured to control the two valves-to make the two ports communicate with the atmosphere when the air pump is stopped.

Abstract: Disclosed are devices, systems and methods for touch, force and/or thermal sensing by an ultrasonic transceiver chip. In some aspects, an ultrasonic transceiver sensor device includes a semiconductor substrate; a CMOS layer attached to the substrate; an array of piezoelectric transducers coupled to the CMOS layer to generate ultrasonic pulses; and a contact layer attached to the substrate on a side opposite the substrate for providing a surface for contact with an object, where an ultrasonic pulse generated by a piezoelectric transducer propagates through the substrate and the contact layer, such that when the object is in contact with the surface of the contact layer, a reflected ultrasonic pulse is produced and propagates through the contact layer and the substrate to be received at the array of piezoelectric transducers, and the CMOS layer receive and process outputs from the piezoelectric transducers produced in response to the received reflected ultrasonic pulses.

Abstract: An automatic ultrasonic imaging inspection method and system based on a six-axis manipulator. The method includes: controlling, by a motion control card, a six-axis manipulator to perform scanning and an external axis motor to move; when scanning, feeding back, by a probe, an echo signal; when the probe moves to another scanning line, sending, by a controller, a displacement information of the probe along a stepping direction to an ultrasonic imaging device; when the external axis motor works, feeding back, by an encoder, a displacement information of the probe along a scanning direction to the ultrasonic imaging device; allowing the external axis motor to work when the probe moves along a scanning line; and generating, by the ultrasonic imaging device, a two-dimensional scanning image according to the echo signal, and the displacement information of the probe along the stepping direction and the scanning direction.

Abstract: An ultrasonic wave sensor includes: a bezel configured by a tubular member having a hollow portion, and including a tubular portion and a flange, the flange having a larger radial dimension than the tubular portion, one surface of the flange on a side opposite to the tubular portion being a front surface, one surface of the flange on the tubular portion side being a back surface; a sensor body including an ultrasonic vibrator and integrated with the bezel while part of the sensor body is inserted into the hollow portion; and a vibration prevention member arranged on the back surface and configured by an elastic body to prevent vibration transmission. The vibration prevention member is an O-ring having an annular shape surrounding the bezel so as to surround a center axis of the bezel, and the back surface has a ring-shaped groove into which part of the O-ring is inserted.

Abstract: Systems and methods are disclosed for conducting an ultrasonic-based inspection. The systems and methods perform operations comprising: receiving, by one or more processors, data indicative of a detected tag on a specimen, the tag associated with one or more ultrasonic-based inspections that were previously performed on the specimen; retrieving, by the one or more processors, based on the detected tag, configuration data for a non-destructive testing (NDT) instrument, the configuration data being associated with the one or more ultrasonic-based inspections that were previously performed on the specimen; generating, by the one or more processors, new configuration data for the NDT instrument to perform a new inspection of the specimen at least in part using the received configuration data; and performing the new inspection of the specimen based on spatially positioning the NDT instrument relative to a position of the tag on the specimen.

Abstract: A method for controlling an electronic scale in disclosed in this disclosure, which is applied to measure and indicate a state of an external force, comprises the following steps. A weight sensor detects the external force, and a controller drives a prompting device to emit a first light with a first optical characteristic when the external force detected by the weight sensor reaches a first weight. The controller drives the prompting device to emit a second light with a second optical characteristic when the prompting device emits the first light for a predetermined period, wherein the prompting device continuously emits the second light until the external force reaches a second weight.

Abstract: A method for simulating an ultrasonic response of a metal part is carried out by an electronic simulating device. The method includes computing a first distribution of ultrasonic waves for the part without defect, in response to an ultrasonic excitation toward said part computing a second distribution of ultrasonic waves for a predefined zone (S3k) of the part, including a defect (20), in response to an ultrasonic excitation toward said zone (S3k), with the computation of elementary distributions, each corresponding to an ultrasonic response received by a receiver located at a border (F) of said zone; and determining a resultant distribution of ultrasonic waves for the part with defect, from the first and second computed distributions, the resultant distribution forming a simulation of an ultrasonic response received from the part including the defect (20), in response to an ultrasonic excitation toward said part.

Abstract: A method is provided of inspecting a nested multi-layer structure including a first and second electrically conductive layer and a third layer disposed behind the second conductive layer. The method includes deploying a sensor device including an electromagnetic acoustic transducer to a borehole location proximate to the structure, generating a drive signal including a plurality of frequencies, applying an electrical current signal to the sensor device based on the drive signal and inducing currents in the first conductive layer that induce currents generating acoustic signals having the plurality of frequencies, detecting a first set of resonant frequencies based on received electromagnetic signals, detecting a second set of resonant frequencies based on received acoustic signals, estimating a property of the first and/or the second conductive layer based on the first set of resonant frequencies, and estimating a property of the third layer based on the second set of resonant frequencies.

Abstract: An ultrasonic inspection system, method, and software. In one embodiment, the ultrasonic inspection system includes an ultrasonic probe that directs ultrasound waves into a structure from a front wall, and receives reflected waves to generate a response signal. The system further includes a processor that rectifies the response signal to generate a rectified signal, integrates a portion of the rectified signal within a detection time window to determine an energy sum, and generates output based on the energy sum. The detection time window is restricted to a front wall reflection and at least a portion of a near-surface dead zone following the front wall reflection.

Abstract: Methods, systems, and computer readable media for taking measurements of a material, including determining material anisotropy, are provided. According to one aspect, a method for determining tissue anisotropy comprises: applying, to a tissue sample, a first force having a direction and having a coronal plane normal to the direction of the force, the first force having an oval or other profile with long and short axes within the coronal plane, the long axis being oriented in a first direction within the coronal plane, and measuring a first displacement of the tissue; applying, to the tissue sample, a second force, and measuring a second displacement of the tissue; and calculating a tissue elasticity anisotropy based on the measured first and second displacements. Furthermore, by applying the first and second forces multiple times, tissue viscosity, elasticity, or other anisotropy may be calculated from the multiple displacement measurements.

Abstract: An ultrasound probe can detect flaws in an object in a non-destructive manner. The probe includes a row-column addressed (RCA) array with a plurality of row and column electrodes. The row and column electrodes are configurable to have at least four states: 1) a transmission state, 2) a reception state, 3) a ground state, and 4) a high impedance state. The probe also includes a control circuit to operate the RCA array in different transmission and reception configurations.

Abstract: A shear wave inspection tool has a housing with a rotatable top removably fixable over a fastener hole in a structure. An aperture is positioned through the rotatable top and operable to couple an ultrasonic transducer such that when rotatable top is rotated, the ultrasonic transducer transmits a shear wave into the structure around the fastener hole inspecting the fastener hole for an anomaly. A shear wave inspection system includes the inspection tool, an ultrasonic transducer, an ultrasonic data instrument operable to acquire data from the ultrasonic transducer, the nature of the received data indicates the presence of an anomaly in the fastener hole. A method for detecting anomalies in a fastener hole includes removably fixing the inspection tool over a fastener hole and rotating the rotatable top such that the ultrasonic transducer transmits a shear wave in a controlled sweep around the fastener hole.

Abstract: The present invention relates to a load cell module configured to be insertedly disposed in shoes and a weight management service system using the same. The load cell module comprises: a main case (10) including a load cell accommodating space (11) projected upwardly at one side thereof and a circuit and battery accommodating space (12), which are formed therein; a load cell (20) accommodated in the load cell accommodating space (11); a main PCB (30) including a tilt sensor (31) and a transmission and reception unit (32), the main PCB being accommodated in the circuit and battery accommodating space 12; and a battery (40) accommodated in the circuit and battery accommodating space 12, whereby the load cell module is detachably mounted to a heel part (H) of a midsole (M) of a shoe.

Abstract: A measurement arm receptacle device of a measurement system for releasably arranging a measurement arm. The measurement arm receptacle device comprises a holding device that cooperates with a counter holding device of the measurement arm. The holding and counter holding devices may each comprise at least one retaining magnet. The measurement arm receptacle device comprises an electric contact part movable between a rest position and a working position. In the rest position the contact part is electrically connected with an electric reference potential and in the working position the electric contact part is electrically connected with a measurement arm contact of the measurement arm. Thus it can be unambiguously determined via the contact part, if a measurement arm is arranged at the measurement arm receptacle device and additionally a data carrier of the measurement arm electrically connected with the measurement arm contact can be read out.

Abstract: Some embodiments of the present disclosure relate to the technical field of ultrasonic detection, and disclose an ultrasonic detection method, an ultrasonic detection system, and a related apparatus. The ultrasonic detection method includes: acquiring a reflected ultrasonic signal transmitted by an ultrasonic detector; generating an ultrasonic image according to the reflected ultrasonic signal, and displaying the ultrasonic image; acquiring information of a mark input by an operator based on the ultrasonic image; determining a marking position according to the information of the mark; transmitting the marking position to the ultrasonic detector, for the ultrasonic detector to indicate a corresponding position of the marking position on a surface of a detected object. The present disclosure resolves problems such as difficulty in operating on the surface of the detected object during ultrasonic detection and a low success rate of operation.

Abstract: The present disclosure relates to an ultrasound transducer having at least one transducer element for sending or receiving ultrasound signals. The ultrasound transducer includes a matching element acoustically coupled to the transducer element that is designed to ensure acoustic matching between the transducer element and a medium that acts on the matching element. In a first subregion of the axial extent, the matching element partially fills each cross section of the matching element, and a filling component in the first subregion along the first longitudinal axis monotonically increases in the direction of the first side. The matching element has a plurality of ring elements in the first subregion arranged concentrically around the first longitudinal axis. Each ring element partially fills each cross section in the first subregion, wherein the first subregion comprises at least 80% of an axial extent of the matching element along the first longitudinal axis.