US4642581A Ultrasonic transducer drive circuit Google ... A drive circuit for an ultrasonic atomizer comprising a switching mode power driver circuit and an oscillator circuit to drive the power driver circuit with a signal proportional to the phase response of the atomizer's transducer element so as to fix the frequency of the power delivered to the atomizer at the frequency of the transducer. Ultrasonic transducer drive circuit Sono Tek Corporation United States Patent 4642581 . Abstract: A drive circuit for an ultrasonic atomizer comprising a switching mode power driver circuit and an oscillator circuit to drive the power driver circuit with a signal proportional to the phase response of the atomizer's transducer element so as to fix the frequency of the power delivered to the atomizer ... US4038570A Ultrasonic piezoelectric transducer drive ... An ultrasonic piezoelectric device is disclosed, comprising a piezoelectric transducer having at least one piezoelectric element having a pair of electrodes on opposite sides of the element, a solid state amplifier having input and output connections, a driver transformer having a primary winding connected to said output connection of the solid state amplifier, the driver transformer having a ... Patents Assigned to Sono Tek Corporation Justia Patents ... Justia Patents Patents and Patent Application Resources. Abstract: A spraying mechanism configured to form uniform and thin coatings on foodstuffs and food packaging materials. The spraying mechanism includes a nozzle and a surface positioned adjacent to the nozzle, wherein the surface is configured to support at least one of a foodstuff and a food packaging material. US 4965532 A Circuit For Driving Ultrasonic Transducer ... Circuit for use in a surgical operation including a phase lock loop having a voltage controlled oscillator, and a phase comparator for comparing a phase of a voltage of a driving signal and a phase of a signal representing the vibration phase of the ultrasonic transducer to derive a phase difference therebetween which is applied to the voltage controlled oscillator as a frequency control ... US4973876A Ultrasonic power supply Google Patents An ultrasonic power supply for driving a piezoelectric transducer at its parallel resonant frequency includes a clamped mode resonant converter for converting direct current to alternating current and a demodulator, a loop filter and a voltage controlled oscillator in a phase locked loop configuration. The power supply also includes a control circuit for adjustably setting and controlling the ... US4421118A Ultrasonic transducer Google Patents An ultrasonic transducer is disclosed comprising a transducer head assembly containing a movable crystal holder containing a crystal which is coupled to a stationary base by mechanical linkage means. A motor adapted to provide linear reciprocating motion is coupled to the mechanical linkage means for causing the crystal holder and crystal, when driven by the motor, to undergo reciprocating ... Building driving circuit for ultrasonic transducer ... I am trying to drive a 120khz, 60W ultrasonic piezoelectric transducer. To do so I have an arduino mega2560 producing a 120khz frequency and am feeding that into the circuit to switch a TIP102 transistor. This transistor is feeding power to my transducer from a 12v power source. US4779020A Ultrasonic transducer Google Patents US4779020A US07 071,098 US7109887A US4779020A US 4779020 A US4779020 A US 4779020A US 7109887 A US7109887 A US 7109887A US 4779020 A US4779020 A US 4779020A Authority US United States Prior art keywords mass transducer piezoelectric vibrator transducer according rear Prior art date 1986 07 09 Legal status (The legal status is an assumption and is not a legal conclusion. An ultrasonic pulse generator using the transducer as a ... An ultrasonic pulse generator using the transducer as a frequency determining element ... PULSE GENERATOR USING . THE TRANSDUCER AS A FREQUENCY DETER.t"'1INING ELEI1ENT . BY . DOt~'\LD . E. NA'I'KEJ . I 'f . ... The block diagram of the first circuit proposed to gen era┬Ěte ultrasonic frequencies is shown in Fig. 5. If the arduino How to Wire Up Ultrasonic Transducer ... How to Wire Up Ultrasonic Transducer. Ask Question Asked 5 years, 9 months ago. ... I'm guessing that the big rectangles in the circuit diagrams are the ultrasonic transducers. Does it matter which way round they go? ... How do I drive an ultrasonic transducer with an Arduino? 6. Ultrasonic Generator Circuit | Piezo Ultrasonic Transducer ... Ultrasonic generator circuit, also named ultrasonic transducer driver circuit or ultrasonic cleaning power driver board. Is a cost effective method to provide an ultrasonic frequency to drive the ultrasonic transducers to perform an ultrasonic cleaning application. Ultrasonic Generator Circuit. Rating: 4.5 5 based on 15 review(s) from $32.00 to $420.00 Power ultrasonic driver (14 05 11) Imajeenyus Power ultrasonic driver (14 05 11) 28 02 18: Check out This Old Tony's video on trying to make an ultrasonic knife from an ultrasonic cleaner! 25 03 17: I was able to measure the peak to peak displacement of the horn at resonance (about 20 microns) see bottom of page. 21 02 17: I've finally done a video about the whole transducer measurement and tuning process see the bottom of this page. Analysis of the eBay ultrasonic power supply | Details ... Analysis of the eBay ultrasonic power supply. ... Since the transducer is an LC circuit, it presents different impedances to the driving circuit at different frequencies. ... "What level of drive voltage is needed to push 100 watts through the device?" Power is voltage squared divided by the resistance, which in this case is the impedance to ... ultrasonic transducer driver circuit,ultrasonic transducer ... ultrasonic transducer driver circuit. ultrasonic transducer driver circuit on ultrasonic cleaning workpiece, the ultrasonic generator PCB are allowing the particles attached to the workpiece, oil and other mechanical vibration with the ultrasound off or dissolved or emulsified and so on, to achieve the purpose of cleaning the workpiece. Ultrasonic Pulser for Driving Ultrasonic Transducer ... UP200 ultrasonic pulser generates high voltage pluses to drive an ultrasound transducer. The device is light weight and powered by two AA size batteries. Pulse amplitude, duration or repetition frequency can be adjusted using buttons on the front panel. Ultrasonic transducer driver circuit | Electronics Forum ... Ultrasonic transducer driver circuit. Thread starter SimonTHK; Start date Jun 30, 2011; SimonTHK Member. Jun 30, 2011 ... but what should drive the transducers? A very big transistor? Thanks in advance . SimonTHK Member. Jul 5, 2011 #2 ... I want to ask how can I fit ultrasonic transducer in biodecontaminamination machine for increasing ... Circuit: Medium Power 40KHz Ultrasound Transducer Driver ... Circuits designed by David Johnson, P.E. Last Updated on: Saturday, December 23, 2017 03:21 PM List of Dave's Circuit Designs ... More Ultrasonic Circuits. Medium Power 40KHz Ultrasound Transducer Driver. This crystal controlled circuit drives a 40KHz piezoelectric transducer with a 30v peak to peak signal. ... Medium Power 40KHz Ultrasound Transducer Driver Circuits More Ultrasonic Circuits: Medium Power 40KHz Ultrasound Transducer Driver: This crystal controlled circuit drives a 40KHz piezoelectric transducer with a 30v peak to peak signal. Click on Drawing Below to view PDF version of Schematic: More Ultrasonic Circuits Hobby Corner's Category List ... Ultrasonic Transducers Application Notes 1A Ultrasonic Transducers ... Application Notes 1A Notes On The Design Of Matching Systems For Piezo Elements These notes describe a simplified approach to match a piezo device to a source of power. The optimum matching circuit will result in maximum transmitted energy which will result in stronger echoes. Method of tuning ultrasonic devices Alcon Laboratories, Inc. A method of tuning ultrasonic transducers by using the admittance of the transducer as the tuning parameter rather than the phase angle. The admittance magnitude of a transducer is not related to the phase angle and thus, using the admittance of the transducer as the tuning parameter allows tuning over a broad bandwidth. Ultrasonic Atomizing Transducer Circuit Ultrasonic Atomizing Transducer Circuit | Piezoelectric Atomizing Sensor | Ultrasonic Atomizing Piezoelectric Transducer Tags: ultrasonic atomizer,ultrasonic atomizer manufacturers,ultrasonic ... Driving 50W 250W ultrasonic transducers with sine: Any ... My project needs to drive a medium power ultrasonic piezoelectric transducer from a sine wave ( sawtooth) sweep generator that sweeps 2% of the transducer resonant frequency. ... Driving 50W 250W ultrasonic transducers with sine: Any Class B 135KHz monolithic power amp ICs? ... opamp circuit for amplify up from 1.1V to 5 V. 1. PGA460 Ultrasonic signal processor and transducer driver ... The PGA460 device is a highly integrated system on chip ultrasonic transducer driver and signal conditioner with an advanced DSP core. The device has a complimentary low side driver pair that can drive a transducer either in a transformer based topology using a step up transformer or in a direct drive topology using external high side FETs. Ultrasonic power supply Branson Ultrasonics Corporation An ultrasonic power supply for driving a piezoelectric transducer at its parallel resonant frequency includes a clamped mode resonant converter for converting direct current to alternating current and ... United States Patent 4973876 ... issued to J.J. Erickson, entitled "Ultrasonic Transducer Drive Circuit". ... Interface Electronics for Ultrasonic Transducers Interface Electronics for Ultrasonic Transducers by Hao Yen Tang A dissertation submitted in partial satisfaction of the requirements for the degree of Doctor of Philosophy in Engineering Electrical Engineering and puter Sciences in the Graduate Division of the University of California, Berkeley mittee in charge: Professor Bernhard E ... Ultrasonic (Ultrasound) Electronic Circuits has 45,000 electronic circuits, cross referenced into 500 categories. We have searched the web to help you find quick design ideas. We make every effort to link to original material posted by the designer. Please let us if you would like us to link to or post your design. Ultrasonic switch Electronic Circuits and Diagrams ... Description. A different type of remote control circuit employing ultrasonic signals is given here. The transmitter part of the circuit is build around IC1(NE 555).The IC1 is wired as an astable multi vibrator operating at 40KHz.The output of IC1 is amplifier the complementary pair of transistors ( Q1 & Q2) and transmitted by the ultrasonic transmitter K1.The push button switch S1 is used the ... Ultrasonic transducer setup Arduino Here's the circuit I used, as I noted above this was for 40kHz so the component values will be different for your application. Also on this diagram where it says "Arduino pin 3" is where you would need to supply your 2MHz input, SND is the piezo transducer. Arduino driving a ultrasonic piezo transducer (130 140MHz) This circuit is to drive a micro nozzle ultrasonic atomizing transducer (Resonant freq=135.0 5KHz, Impedance=10 Ohm typ., capacitance=2450 20%pF). It is a piezo transducer attached to a micro nozzle plate with micron sized oriffices. the nozzle plate will sit on the surface of a liquid container and atomize liquids. Use of phase locked loop control for driving ultrasonic ... Ultrasonic systems are composed of magnetostrictive, piezoelectric or electrody namic transducers, a power amplifier, and a control. Three problems exist in driving high power ultrasonic transducers: (1) A transducer has to be driving close to its reso nant frequency for good efficiency and large amplitude because of its high Q. (2) There ultrasonic transducer driver circuit,ultrasonic transducer ... ultrasonic transducer driver circuit UCE ultrasonic transducer driver circuit with advanced foreign technology independently developed high performance products, long term use to prove, whether it is attached to a single cleaning tank, vibration plate or large automated cleaning system, UCE series ultrasonic generator performance can be

ultrasonic transducer drive circuit patent 4642581 by patents133 Gallery


patent us4642581 - ultrasonic transducer drive circuit

patent us4642581 - ultrasonic transducer drive circuit

patent us4642581 - ultrasonic transducer drive circuit

patent us4642581 - ultrasonic transducer drive circuit

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