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9038774 Thermal-acoustic sections for an aircraft  
Embodiments of thermal-acoustic sections for an aircraft for reducing noise along an acoustic path produced from an acoustic source are provided herein. The thermal-acoustic section comprises a...
9018786 Water current power generating device  
A water current power generating device for generating electric power from water current power includes a sway vibrating body which bends in a response to a fluid force exerted on a circumference...
8997590 Multi-part mounting device for an ultrasonic transducer  
A multi-part mounting device for an ultrasonic transducer, the mounting device comprising a first part configured to mount the mounting device on a housing of an ultrasonic test probe, and a...
8981622 Ultrasonic sensor device  
An ultrasonic sensor device includes a housing, a transducer, a securing unit and a circuit board. The housing has an enclosing portion formed with first and second openings. The transducer is...
8970090 Ultrasonic sensor  
An ultrasonic sensor is disclosed. The ultrasonic sensor includes a piezoelectric element and an acoustic matching member. The piezoelectric element is configured to detect ultrasonic wave...
8860553 Self-powered, piezo-surface acoustic wave apparatus and method  
An autonomous, self-powered device includes a radioisotope-powered current impulse generator including a spring assembly comprising a cantilever, and a piezoelectric-surface acoustic wave (P-SAW)...
8836203 Signal return for ultrasonic transducers  
A transducer useful for medical imaging ultrasonic transducers comprises a front impedance matching layer, a piezoelectric array, and a rear layer. The front impedance matching layer may include a...
8792307 Acoustic transducer with a backing containing unidirectional fibers and methods of making and using same  
The disclosure, in one aspect, provides an apparatus that includes an acoustic transducer and a backing in contact with a side of the transducer. The backing includes substantially unidirectional...
8707549 Ergonomic grip assemblies and handles for ultrasound transducers  
The present invention relates to ultrasound transducers for ultrasonic imaging systems and, in particular, to improved grip assemblies for ultrasound transducers. One grip assembly includes a...
8674587 Ultrasonic transducer and fabricating the same  
An aspect of one embodiment, there is provided an ultrasonic transducer including a plurality of oscillators, each of the oscillator having a convex portion, a printed wiring board provided to be...
8656578 Method for manufacturing an ultrasound imaging transducer assembly  
An ultrasound transducer includes an array of PZT elements mounted on a non-recessed distal surface of a backing block. Between each element and the backing block is a conductive region formed as...
8570837 Multilayer backing absorber for ultrasonic transducer  
A multilayer backing absorber for use with an ultrasonic transducer comprises an elemental multilayer having at least one metal layer and at least one adhesive layer, wherein the backing absorber...
8552861 Biodegradable smart sensor for mesh network applications  
Embodiments of the present invention provide a method, system and computer program product for a biodegradable sensor device for mesh networking applications. In an embodiment of the invention, a...
8536764 Arrangement of a piezoacoustic resonator on an acoustic mirror of a substrate, method for producing the arrangement and use of the arrangement  
In an arrangement of at least one piezoacoustic resonator on a substrate surface, the resonator has an piezoelectric layer, an electrode and a further electrode arranged such that activation of...
8492954 Ultrasonic sensor  
Disclosed herein is an ultrasonic sensor including: an epoxy molding part: a piezoelectric ceramic stacked on an upper portion of the epoxy molding part; a sound absorbing material contacting...
8487511 Protected resonator  
A bulk acoustic wave resonator structure that isolates the core resonator from both environmental effects and aging effects. The structure has a piezoelectric layer at least partially disposed...
8413762 Thermal-acoustic sections for an aircraft  
Embodiments of thermal-acoustic sections for an aircraft for reducing noise along an acoustic path produced from an acoustic source are provided herein. The thermal-acoustic section comprises a...
8410664 Method for changing ultrasound wave frequency by using the acoustic matching layer  
The method of changing ultrasound wave frequency by using the acoustic matching layer presents a replaceable acoustic matching layer to offer an effective means of filtering the original broadband...
8354775 Ultrasonic transducer  
An ultrasonic transducer includes a case, a reflective portion, and a piezoelectric body. The case has a substantially cylindrical shape including one closed end in the center axis direction that...
8354773 Composite acoustic absorber for ultrasound transducer backing material  
A backing block composite is provided. A transducer is manufactured to include the backing block of composite material. One constituent material provides a skeleton or matrix for enclosing volumes...
8347483 Method for manufacturing an ultrasound imaging transducer assembly  
An ultrasound transducer includes an array of PZT elements mounted on a non-recessed distal surface of a backing block. Between each element and the backing block is a conductive region formed as...
8330333 Ultrasound imaging transducer acoustic stack with integral electrical connections  
An ultrasound transducer that includes a backing layer, an insulating layer disposed on top of the backing layer, and a plurality of conductive traces disposed on top of the insulating layer are...
8317302 Restriction of fluid ejector membrane  
A fluid ejection module includes a die having a plurality of substantially identical fluid ejector units formed therein. Each fluid ejector unit includes a flow path formed therethrough, the flow...
8288920 Ultrasonic transducer for use in a fluid medium  
An ultrasonic transducer for use in a fluid medium includes at least one transducer core having at least one acoustic/electric transducer element. The ultrasonic transducer furthermore includes at...
8286351 Manufacturing method of liquid discharge head  
There is disclosed a manufacturing method of a liquid discharge head including a substrate in which a first energy generating element and a second energy generating element that generate energy...
8264124 Ultrasonic transducer  
An ultrasonic transducer that improves workability of a housing, suppresses variations in resonant frequency, and has stable characteristics is constructed. The ultrasonic transducer includes a...
8182428 Dual frequency band ultrasound transducer arrays  
An acoustic probe transmits/receives acoustic pulses with frequencies both in a high frequency (HF), and a selectable amount of lower frequency (LF1, LF2, . . . , LFn, . . . ) bands. The radiation...
8134279 Piezoelectric damping device  
The piezoelectric damping device is a passive piezoelectric vibration suppression and damping device for reducing amplitude of vibration in structures. The piezoelectric damping device includes a...
8093782 Specialized, high performance, ultrasound transducer substrates and related method thereof  
Backing substrates for reducing parasitic echoes produced within a ultrasonic transducer are provided comprising a polymeric material, for example, an epoxy having a glass transition temperature...
8084923 Diagnostic ultrasound transducer  
An ultrasound transducer includes an array of PZT elements mounted on a non-recessed distal surface of a backing block. Between each element and the backing block is a conductive region formed as...
8082641 Method of manufacturing a ductile polymer-piezoelectric material composite  
Provided are free-standing ductile composites and methods of making free-standing ductile composites. The method of making a free-standing ductile composite can include providing a substrate and...
7994689 Ultrasonic transducer, ultrasonic transducer array and ultrasound endoscope apparatus  
An ultrasonic transducer arraying at even intervals ultrasonic transducers for transmitting and receiving ultrasonic waves and layering a plurality of acoustic matching layers on them, comprising...
7956514 Ultrasonic attenuation materials  
Improved acoustic attenuation materials and applications are provided. An improved acoustic attenuation material may include a woven layer of fibers made of porous polymers, such as porous...
7913929 Modular outward opening piezo direct fuel injector  
A module, direct fuel injector (10) includes a fuel side sub-assembly (78) having valve body structure (12, 14) defining a main flow passage (16) there-through, an outlet opening (26) and a...
7877854 Method of manufacturing an ultrasound transducer  
A focused ultrasound transducer includes a first ultrasonic emitter and at least one metallic ultrasonic lens acoustically coupled thereto. The emitter generates ultrasonic energy that propagates...
7880368 Ultrasonic transducer, ultrasonic transducer array and ultrasound endoscope apparatus  
An ultrasonic transducer arraying at even intervals ultrasonic transducers for transmitting and receiving ultrasonic waves and layering a plurality of acoustic matching layers on them, comprising...
7808156 Ultrasonic matching layer and transducer  
In one aspect, matching layers for an ultrasonic transducer stack having a matching layer comprising a matrix material loaded with a plurality of micron-sized and nano-sized particles. In another...
7755255 Ultrasonic probe  
A technique that can make a heat radiation effect higher and makes even a transmission voltage of an ultrasonic diagnostic apparatus higher and then makes a diagnostic depth deeper is disclosed....
7727156 Dual frequency band ultrasound transducer arrays  
Ultrasound probes that transmits/receives ultrasound pulses with frequencies both in a low frequency (LF) and a high frequency (HF) band, where the radiation surfaces of said HF and LF bands at...
7703698 Ultrasonic liquid treatment chamber and continuous flow mixing system  
An ultrasonic liquid treatment chamber has an elongate housing through which liquid flows longitudinally from an inlet port to an outlet port thereof. An elongate ultrasonic waveguide assembly...
7705519 Acoustic backing composition, ultrasonic probe and ultrasonic diagnostic apparatus  
Disclosed is an acoustic backing composition comprising an ethylene-vinyl acetate copolymer containing 20 to 80% by weight of the vinyl acetate units and a filler contained in the ethylene-vinyl...
7677104 Acoustic transducer system for nondestructive testing of cement  
An acoustic transducer system for use in the measurement of longitudinal sound velocity in a cement sample that is maintained at high temperature and pressure. The acoustic assembly is separate...
7650066 Driving mechanism, photographic mechanism and cellular phone  
A driving mechanism comprises: (i) an actuator comprising: an electro-mechanical conversion element; a driving member which is connected to one end of the electro-mechanical conversion element and...
7622849 Ultrasonic sensor having vibrator mounted on substrate  
An ultrasonic sensor composed of a substrate and a piezoelectric vibrator mounted on the substrate is advantageously used as a sensor for detecting a distance to an object located in front of an...
7550900 Acoustic resonator device  
Acoustic resonator device (1) includes an active element (6) and a support provided with a membrane (5). The active element (6) is provided with at least one piezoelectric layer (10) and is...
7545082 Ultrasonic sensor device and ultrasonic transducer  
An ultrasonic sensor device includes an ultrasonic transducer and a hollow case. The ultrasonic transducer includes a tubular housing having a bottom, a piezoelectric element and a vibrating...
7439656 Method for designing ultrasonic transducers with acoustically active integrated electronics  
Ultrasonic transducer including a multi-layer transformer arranged between a backing block and piezoelectric layer on each of which at least one matching layer is arranged. The transformer...
7432638 Acoustic backing composition, ultrasonic probe and ultrasonic diagnostic apparatus  
Disclosed is an acoustic backing composition comprising an ethylene-vinyl acetate copolymer containing 20 to 80% by weight of the vinyl acetate units and a filler contained in the ethylene-vinyl...
7425787 Acoustic galvanic isolator incorporating single insulated decoupled stacked bulk acoustic resonator with acoustically-resonant electrical insulator  
Embodiments of the acoustic galvanic isolator comprise a carrier signal source, a modulator connected to receive an information signal and the carrier signal, a demodulator, and an...
7400079 Ultrasonic probe  
An ultrasonic probe includes an ultrasonic transducer which is formed by sequentially laminating an acoustic lens, an acoustic matching layer, a piezoelectric element, and a backing member. The...
Matches 1 - 50 out of 279 1 2 3 4 5 6 >