Matches 151 - 200 out of 284 < 1 2 3 4 5 6 >
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4762002 Probe array for ultrasonic imaging  
An ultrasonic transducer probe assembly. The assembly includes a multiple segment transducer truncated along opposed edges to define an elongated transducer shape which is pivoted about a pivot...
4752896 Ultrasonic imaging device  
An ultrasonic imaging device includes an ultrasonic probe with a plurality of vibrators arranged linearly for transmitting ultrasonic beams to an object and receiving the reflected ultrasonic beams...
4752895 Ultrasonic inspection system apparatus and method using multiple receiving transducers  
Ultrasonic inspection apparatus includes a linear array of transmitting transducers and a linear array of receiving transducers providing TTU mode ultrasonic inspection. One to four transmitting...
4716765 Ultrasonic measuring apparatus  
An ultrasonic measuring apparatus having an ultrasonic transducer array for transmitting ultrasonic beams and receiving echoes corresponding to the beams. The array is divided into a transmission...
4706499 Single pulse imaging device using huygens wavelet reconstruction  
A method and device for imaging three dimensions with a single pulse of energy is described. An embodiment is disclosed which uses a single monopolar transmitted pulse which radiates through a wide...
4700573 Method to improve accuracy in delay lines  
The errors in phase produced by differences in the locations of taps on a delay line are compensated by determining the error by transmitting oscillations from a test oscillator through each tap...
4699007 Method of and apparatus for ultrasonic flaw detection  
A plurality of ultrasonic transducers or probes are positioned around a region of an object such as a steel tube to be inspected. One of the ultrasonic transducers is energized to emit an...
4694700 Ultrasonic sensor for electronic sectorial scanning and echograph incorporating such a sensor  
Ultrasonic sensor and echograph with static sectorial scanning, especially for a wide angle picture, wherein according to a possible embodiment, the sensor comprises several groups of transducer...
4688430 Device for imaging three dimensions with a single pulse transmission  
A method and apparatus for three dimensional imaging of a solid angular volume utilizing a single pulse of radiated energy is described. An embodiment is disclosed which utilizes a single monopolar...
4686639 Free space microscope digitizing aid  
There is disclosed an inspection system which allows the visual inspection of an item and the automatic recordation of the position of a defect or other inspection characteristic in the plane of...
4676106 Ultrasonic transducer  
A phased-array ultrasonic transducer for an ultrasonograph is provided in which electrical signals are supplied to ultrasonic transducer elements to generate ultrasonic beams for diagnostic...
4674057 Ultrasonic ranging control system for industrial robots  
The invention combines a plurality of ultrasonic ranging transducers (11) arrayed proximate the end (12) of a movable robot arm (13), all transducers (11) being mounted to a common base so as to be...
4653000 Image signal-processing system based on synthetic aperture technique  
In an ultrasonic computed tomography system including an image signal-processing apparatus for reconstructing an image signal of an object on the basis of a synthetic aperture technique, a probe...
4644795 High resolution multiline ultrasonic beamformer  
The present invention is a multiline beamformer for use in a medical ultrasound scanner using a phased array transducer. Lines of ultrasound energy are generated having a pressure at the array...
4643028 Phasing circuit for use in a scanning type ultrasonic equipment  
In the scanning type ultrasonic equipment provided with a probe a plurality of transducer elements and with a phasing circuit for signals which are delivered from the transducer elements on the...
4635484 Ultrasonic transducer system  
An ultrasonic transducer system is disclosed consisting of a support body (2), a radiating layer (8,9), a first λ/4 matching layer (10,11) and a second λ/4 matching layer (12,13). According to...
4631965 Acoustic holography process and apparatus using a space-limited ultrasonic beam  
The fault-containing area to be inspected is insonified by means of an ultrasonic transducer with a space-limited beam which is displaced in stepwise manner, the signals coming from the...
4604897 Multitransducer ultrasonic probe with transducers of different sizes  
A multitransducer ultrasonic probe having transducers of different sizes for the nondestructive testing of mechanical parts. The probe has at least one line of M transmitter and/or receiver...
4601292 Steerable Doppler transducer probes  
An ultrasonic diagnostic probe is provided which performs simultaneous ultrasonic imaging and Doppler flow measurement. The Doppler transducer is mounted for rotation by a mechanical assembly,...
4598589 Method of CW doppler imaging using variably focused ultrasonic transducer array  
Continuous wave (CW) Doppler imaging employs a linear array of transducer elements with a first plurality of elements functioning as an ultrasonic wave transmitter and a second plurality of...
4576176 Transducer for measurement of corneal thickness  
Apparatus for measuring corneal thickness. A transducer is provided that transducer includes a plurality of piezo-electric arcuate segments arranged in a circle to form an annular member. The...
4552020 Apparatus for the scanning of objects by means of ultrasound echography  
An apparatus for the scanning of objects by means of ultrasound echography, comprising a mosaic (10) of ultrasound transducers which is connected to a transmitter stage (20) and a receiver stage...
4537074 Annular array ultrasonic transducers  
An annular array ultrasonic transducer is provided which comprises a plurality of concentric rings of piezoelectric material having widths chosen for operation at different depths of focus. The...
4534221 Ultrasonic diagnostic imaging systems for varying depths of field  
An ultrasonic diagnostic imaging system is described in which a multi-element transducer array transmits a focused beam of energy from the transducer elements. As the depth of focus is varied...
4530242 Movable ultrasonic transducer array  
There is disclosed herein a movable, ultrasonic transducer array for use in an ultrasonic inspection system that employs a signal detector and display of the liquid crystal cell type. The movable...
4524622 Method and apparatus of ultrasonic flaw detection  
A method and an apparatus of ultrasonic flaw detection suitable for detecting internal cavern defects of a material, the method involving the mounting on a rotary body of a plural number of skew...
4509368 Ultrasound tomography  
A method and apparatus for ultrasound tomography for use in clinical diagnostics, the apparatus comprising paired couples of transmission transducers (3) and reflection transducers (5,6), the...
4507967 Method and apparatus for the non-destructive testing of materials by the use of ultra-sonic waves  
A method for non-destructive, qualitative testing of properties of materials, whereby ultra-sonic waves are transmitted in the direction of the material. Ultra-sonic waves reflected by the material...
4499902 Receiver device for a multi-element ultrasonic probe echograph and echograph equipped in this way  
A receiver device for a multi-element ultrasonic probe echograph comprises for each transducer element (1l to 1N) of the probe (1) a delay line (7l to 7N) controlled by digital time delay circuits...
4492120 Dual function ultrasonic transducer assembly  
A transducer assembly is provided which performs simultaneous imaging and flow measurement. Separate imaging and Doppler transducers are mounted on one face of the assembly. Each transducer type is...
4489611 Material testing apparatus using ultrasonic testing heads  
Materials and structural components having irregular shapes may be tested two ultrasonic testing heads which are movable in unison in the direction in which the cross-section of the material or...
4488434 Phase insensitive detector for use in ultrasonic scanner and method  
Improved B-scan images are obtained in an ultrasonic scanner by means of a phase insensitive imaging system. Backscattered signals are detected by a phased array of detector elements. Signals from...
4487073 Ultrasonic system  
An ultrasonic system for non-destructive testing in industry and for visualizing soft tissue structure in medical diagnosis using a coaxial transducer array formed of a plurality of annular...
4481822 Synthetic aperture ultrasonic testing apparatus with shear and longitudinal wave modes  
An ultrasonic synthetic aperture testing apparatus comprises transmitting/receiving sections having an ultrasonic wave probe for transmitting and receiving ultrasonic waves at multiple points on...
4481823 Ultrasonic probing devices  
The device comprises n spaced transducers associated with a generator through phase-shift means. These means are formed by members (66) for supplying, on different channels and from the same pulse...
4476873 Ultrasound scanning system for skeletal imaging  
An ultrasound scanning system particularly adapted for imaging skeletal structure, such as the spinal column. An ultrasound scanning head for generating ultrasound waves and for receiving reflected...
4458689 Ultrasound scanner with mapped data storage  
An ultrasound scanning system including an array of ultrasound transducers and a transporter for moving the transducers over a human back. The movement of the ultrasound transducers define a plane...
4458534 Ultrasonic transducer probe for providing beams with adjustable angle  
The invention concerns an ultrasonic test probe for use in connection with testing workpieces wherein the angle of propagation of the ultrasonic search beam is adjustable. The probe comprises a...
4458533 Apparatus for ultrasonic scanning  
In an exemplary embodiment, a transducer element row W 1 through W m has a signal delay device for the delay of arriving echo signals in such a manner that phase balance of the individual signals...
4457176 Non-destructive method and device for ultrasonic testing of the material of generator rotor teeth  
A process and a device for the nondestructive ultrasonic testing of the material of generator rotor teeth providing with an inserted slot wedge, using a probe arrangement including transmit probes,...
4457178 Process and apparatus for testing of rails by ultrasound  
Beams of ultrasound are transmitted into a rail. The transmission alternates between vertical and oblique beams. Transmission of the beams and reception of ultrasonic echoes is accomplished by a...
4457311 Ultrasound imaging system for scanning the human back  
An ultrasound scanning system having a linear array of ultrasound transducers and a transporter system for moving the transducers along the human back. There is a means for producing a position...
4446740 Frequency controlled hybrid ultrasonic imaging arrays  
This ultrasonic imaging apparatus has an array (44, 52 or 100) of transducer elements (44, 50 or 104) for transmitting ultrasonic signals having a first predetermined center frequency (fc1) into an...
4437468 Ultrasound scanning system with semi-independent transducer array  
An ultrasound scanning system particularly adapted for scanning large body areas such as the back. There is a plurality of ultrasound transducers, each mounted in a transducer shoe, and each shoe...
4434661 Ultrasonic diagnostic system  
An ultrasonic diagnostic system for observing the state within a measured object by transmitting ultrasonic waves to the interior of a measured object such as the human body and by receiving...
4422332 Dynamic focusing and sectorial scanning echography device  
An echography device with dynamic focusing and sectorial scanning, comprising a transmitting portion (16) and a receiving portion (18) constituting piezoelectric transducers (4), juxtaposed in a...
4409839 Ultrasound camera  
The ultrasonic apparatus contains an imaging lens for focusing ultrasound waves, a diverging device for receiving converging ultrasound waves from the lens and for transmitting ultrasound waves...
4395652 Ultrasonic transducer element  
An ultrasonic transducer element includes a polymer piezoelectric film having a plurality of sections. The sections are defined by wave planes of ultrasonic waves having substantially λ/2 phase...
4373533 Ultrasonic diagnosing apparatus  
An ultrasonic diagnosing apparatus comprising, a first transducer array having a plurality of ultrasonic transducers arranged in a given direction for transmitting an ultrasonic beam into a tissue...
4372323 Ultrasonic diagnosing apparatus  
An electronic linear scan mode and an electronic sector scan mode are selectively used individually or in combination under the control of a mode selection means provided for determining a scan...
Matches 151 - 200 out of 284 < 1 2 3 4 5 6 >