| Patents for B06B 1 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency (14,020) |
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| 04/25/1989 | US4823775 Apparatus for treating a patient with ultrasonic waves |
| 04/25/1989 | CA1253189A1 Electromagnetic vibratory exciter |
| 04/18/1989 | US4823327 Electroacoustic transducer |
| 04/18/1989 | US4823053 Control of vibration energization |
| 04/18/1989 | US4823041 Non-directional ultrasonic transducer |
| 04/12/1989 | CN2035659U Flexible connection electromechanical vibrator |
| 04/11/1989 | US4821244 Tubular acoustic projector |
| 04/11/1989 | US4820953 Rate of ascent monitor using piezoelectric transducer |
| 04/11/1989 | US4820153 Process and apparatus for cleaning a tooth |
| 04/11/1989 | US4820152 Single multi-function handpiece for dental instruments |
| 04/05/1989 | EP0310380A2 Ultrasonic medical treatment apparatus |
| 04/04/1989 | US4818313 Method for regulating the energy supply to a sealing device for the sealing of thermoplastic material |
| 04/04/1989 | US4817689 Automatic control system for filling beverage containers |
| 03/29/1989 | EP0309147A2 Monolithic piezoelectric bimorph |
| 03/29/1989 | EP0308662A1 Dental scaler |
| 03/29/1989 | EP0308644A2 Focusing ultrasonic transducer |
| 03/29/1989 | EP0308600A1 Apparatus for the ultrasonic atomization of a fluid |
| 03/29/1989 | CN1032053A Outer valve controlling type high frenquency hydraulic pile driver |
| 03/28/1989 | US4816743 Measuring method |
| 03/28/1989 | US4816725 Method and apparatus for suppressing vibration |
| 03/28/1989 | US4816144 Sieving apparatus |
| 03/28/1989 | US4815661 Ultrasonic spraying device |
| 03/28/1989 | US4815328 Roller type orbiting mass oscillator with low fluid drag |
| 03/28/1989 | US4815192 Method of securing an elongated vibration amplifier member to an annular vibrating reed |
| 03/23/1989 | WO1989002514A1 Pneumatic linear vibrator |
| 03/22/1989 | EP0307685A1 Servo-control method for the operating frequency of a sonic horn |
| 03/16/1989 | DE3729506A1 Device for rotating masses having a large unbalance |
| 03/15/1989 | EP0307300A1 Piezoelectric device using waves with a reduced negative polarity, and its use in extra-corporal lithotripsy, or in the destruction of particular tissues |
| 03/15/1989 | CN2034090U Duplex eccentric gear exciter |
| 03/09/1989 | WO1989001763A1 Dental descaling device |
| 03/08/1989 | EP0306288A2 Ultrasonic imaging apparatus |
| 03/07/1989 | US4811307 Tonpilz type piezoelectric transducer capable of operating alternately as wideband receiver and emitter |
| 02/28/1989 | US4808948 Automatic tuning system for ultrasonic generators |
| 02/22/1989 | EP0303944A1 Method and circuit for the excitation of an ultrasonic vibrator and their use in the atomisation of a liquid |
| 02/15/1989 | CN2032506U Ultrasonic wave generator |
| 02/14/1989 | US4805157 Multi-layered polymer hydrophone array |
| 02/14/1989 | US4804131 Process of use of an electroacoustical vibrator device and plant for carrying out this process |
| 02/14/1989 | US4804007 Cleaning apparatus |
| 02/14/1989 | US4803763 Method of making a laminated piezoelectric transducer |
| 02/08/1989 | EP0302152A1 Oscillating orbital vibrator |
| 01/31/1989 | US4801897 Arrangement for generating natural resonant oscillations of a mechanical oscillating system |
| 01/31/1989 | US4801835 Ultrasonic probe using piezoelectric composite material |
| 01/25/1989 | EP0300929A1 Hydraulic distributing device for percussion apparatus |
| 01/25/1989 | EP0300319A2 Piezoelectric driven resonance system for ultrasonic atomising of a fluid |
| 01/24/1989 | US4800317 Ultrasonic transducer method and apparatus |
| 01/18/1989 | EP0299932A1 Electronic apparatus, especially adapted for extermination of rats |
| 01/17/1989 | US4798232 Automatic control system for filling beverage containers |
| 01/12/1989 | WO1989000026A1 Ultrasonic diagnostic apparatus |
| 01/10/1989 | US4797863 Underwater acoustical transducer |
| 01/10/1989 | US4796807 Ultrasonic atomizer for liquids |
| 01/10/1989 | US4796608 Shock wave generator for an apparatus for non-contacting disintegration of calculi in the body of a life form |
| 01/05/1989 | DE3721209A1 Sound/ultrasound instrument (test set, measurement apparatus) |
| 01/05/1989 | DE3720574A1 Ultrasonic multiple probe |
| 01/04/1989 | EP0297101A1 Flextensional transducers. |
| 01/04/1989 | EP0297100A1 Sonar transducers. |
| 01/04/1989 | CN2030112U Fully synchronous vibrostand |
| 01/04/1989 | CN2030111U High frequency vibrator and its frequency changer |
| 01/03/1989 | US4795094 Apparatus for spraying a powder coating with enclosure surrounding a vibrating hose |
| 12/29/1988 | WO1988010157A1 Vibrational power generator |
| 12/29/1988 | DE3720402A1 Acoustic signalling device, in particular for motor vehicles |
| 12/27/1988 | US4793329 For treating calculi disposed in the body of a patient |
| 12/27/1988 | US4793196 Gear coupled, counter-rotating vibratory drive assembly |
| 12/21/1988 | CN87212620U Ultrasonic vibrations energy conversion apparatus |
| 12/20/1988 | CA1246845A1 Device for a vibration apparatus driven by a single- phase synchronous motor |
| 12/14/1988 | EP0294826A1 Ultrasonic transducer structure |
| 12/14/1988 | EP0294548A1 Single multi-function handpiece for dental instruments |
| 12/13/1988 | US4791327 Drive mechanism for a domestic vibration apparatus |
| 12/07/1988 | CN88204184U Gas bubble and supersonic wave synchronism generating device |
| 12/06/1988 | US4789971 Broadband, acoustically transparent, nonresonant PVDF hydrophone |
| 12/01/1988 | WO1988009150A1 Ultrasonic imaging array and balloon catheter assembly |
| 12/01/1988 | DE3817354A1 Sensor for the detection of kinetic energy, especially piezoelectric sensor for the detection of dynamic or kinetic energy |
| 11/30/1988 | EP0292518A1 A composite sonar transducer for operation as a low frequency underwater acoustic source |
| 11/30/1988 | CN88210157U 共振驱动机构 Resonance drive mechanism |
| 11/29/1988 | US4787760 Dot matrix print head |
| 11/29/1988 | US4787265 Torsion vibrator |
| 11/24/1988 | DE3803754A1 Spiral-vibrations-senkrechtfoerderer Spiral vibration-senkrechtfoerderer |
| 11/22/1988 | US4786837 Composite conformable sheet electrodes |
| 11/22/1988 | US4786356 High frequency resonator for welding material |
| 11/22/1988 | EP0263133A4 Compressed sonar array with interleaved staves. |
| 11/22/1988 | CA1245269A1 Electromagnetic vibratory exciter |
| 11/17/1988 | EP0290557A1 Echography probe with arrangement of piezoelectric elements |
| 11/15/1988 | US4784206 Sand vibration and compaction apparatus and method |
| 11/15/1988 | US4784147 Method and apparatus for sidelobe suppression in scanning imaging systems |
| 11/15/1988 | US4783888 Method of manufacturing an ultrasonic transducer |
| 11/09/1988 | EP0290294A2 Automatic control system for filling beverage containers |
| 11/09/1988 | CN87217183U Low-voltage power supply pulse supersonic wave generator |
| 11/08/1988 | US4782910 Bi-polar bender transducer for logging tools |
| 11/08/1988 | US4782701 Transducer for measuring transient tangential motion |
| 11/02/1988 | EP0289382A1 Generator for elastic pulses with a predetermined desired shape, and its use in medical treatment or diagnosis |
| 11/02/1988 | EP0289264A1 Electromagnetic sounding device |
| 11/01/1988 | US4782469 Ultra-sound sensor |
| 11/01/1988 | US4781477 Dot matrix print head |
| 10/20/1988 | WO1988007894A1 Air-driven low-frequency sound generator with positive feedback system |
| 10/19/1988 | EP0286680A1 Hammering device |
| 10/18/1988 | US4779244 Noise suppressing composite backing of matrix and soft filler particles |
| 10/18/1988 | US4779243 Transducer array velocity sensor and processor system |
| 10/18/1988 | US4779020 Ultrasonic transducer |
| 10/18/1988 | US4777824 Electromagnetic acoustic transducer |
| 10/18/1988 | US4777783 Method for automated accumulation and loading of parts such as automotive parts and system utilizing same |
| 10/12/1988 | EP0286369A2 Omniaxis apparatus for processing particulates and the like |