| Patents for B06B 1 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency (14,020) |
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| 11/20/1984 | US4483621 Vibration table |
| 11/20/1984 | US4483571 Ultrasonic processing device |
| 11/13/1984 | US4482889 Device for detecting failure of ultrasonic apparatus |
| 11/13/1984 | US4482834 Acoustic imaging transducer |
| 11/13/1984 | US4482788 Transducer for the transformation of electrical modulations into vibratory modulations |
| 11/13/1984 | US4482324 Percussion instrument |
| 11/13/1984 | US4481835 Device for continuous adjustment of the vibration amplitude of eccentric elements |
| 11/06/1984 | US4480658 Aspirator system for sound emitters |
| 11/06/1984 | US4480488 Force sensor with a piezoelectric FET |
| 10/31/1984 | EP0123455A2 Acoustic receiver transducer |
| 10/31/1984 | EP0123277A2 Method of driving an ultrasonic oscillator for an atomizing fluid |
| 10/23/1984 | US4479069 For measuring the air flow resistivity on the Earth's surface |
| 10/17/1984 | EP0121737A2 Fuel feeding apparatus |
| 10/16/1984 | US4477783 Transducer device |
| 10/03/1984 | EP0120657A1 Dual function ultrasonic transducer assembly |
| 10/02/1984 | US4474065 Ultrasonic probe |
| 09/26/1984 | EP0119277A1 Reverberation sound generator |
| 09/25/1984 | US4473769 Transducer of the half-wave type with a piezoelectric polymer active element |
| 09/25/1984 | US4473535 Process for reducing nitric oxides |
| 09/25/1984 | US4473187 Apparatus for atomizing liquids |
| 09/25/1984 | US4472980 Motor actuated rotary vibrator with resilient shock mount to provide linear movement |
| 09/25/1984 | CA1175133A1 Weight dropping technique for shear wave generation |
| 09/18/1984 | US4471666 Vibratory ram for ramming and/or drawing of ramming members |
| 09/18/1984 | US4471658 Electromagnetic acoustic transducer |
| 09/12/1984 | EP0118329A2 Velocity hydrophone |
| 09/12/1984 | EP0117921A2 Method of manufacturing an apparatus for reading a two-dimensional charge image with an array |
| 09/11/1984 | US4471475 Single element cantilever mounted shear wave transducer |
| 09/11/1984 | US4470338 Self oscillating vacuum actuator |
| 09/11/1984 | US4470308 Arc scan ultrasonic imaging system having diverging lens and path-length compensator |
| 09/04/1984 | US4469978 Electrode arrangement for a folded polymer piezoelectric ultrasonic detector |
| 08/21/1984 | US4467237 Multielement ultrasonic probe and its production process |
| 08/14/1984 | CA1172548A1 Method for sustaining the oscillation movement of an oscillating device |
| 08/07/1984 | US4463838 Vibration jacks |
| 07/31/1984 | CA1171953A1 Seismic vibration detector using piezoelectric polymeric substance |
| 07/31/1984 | CA1171950A1 Underwater transducer with depth compensation |
| 07/24/1984 | US4462093 Symmetrical shell support for flextensional transducer |
| 07/24/1984 | US4462092 Arc scan ultrasonic transducer array |
| 07/24/1984 | US4461179 Device sensitive to pressure waves |
| 07/24/1984 | US4461177 Acoustic emission transducer package |
| 07/17/1984 | US4460841 Ultrasonic transducer shading |
| 07/04/1984 | EP0112562A2 Ultrasonic transducer and method for manufacturing the same |
| 07/03/1984 | US4458172 Ultrasonic probe |
| 07/03/1984 | CA1170076A1 Piezoelectric knock sensor |
| 06/26/1984 | US4456848 Ultrasonic transmitting and receiving device |
| 06/20/1984 | EP0111047A1 Apparatus to generate a succession of impulse-shock wave pulses |
| 06/20/1984 | EP0110876A1 Method and control device for a hydraulic hammer. |
| 06/19/1984 | US4454780 Vibratory mechanism |
| 06/13/1984 | EP0110480A2 Phased array transducer apparatus |
| 06/13/1984 | EP0110378A2 Ultrasonic probe |
| 06/12/1984 | US4453919 Dental scaler |
| 06/05/1984 | US4452086 Electrodynamic ultrasonic transformer |
| 05/15/1984 | US4449134 Composite ink jet drivers |
| 05/08/1984 | US4446742 Motion transmission limiting apparatus |
| 05/08/1984 | US4446734 Motor driven exciter |
| 05/08/1984 | US4446722 Vibration sensor, particularly knock sensor for internal combustion engines |
| 05/02/1984 | EP0107100A1 Vibratory machinery |
| 05/01/1984 | US4446544 Small diameter, low frequency multimode hydrophone |
| 05/01/1984 | US4446396 Ultrasonic transducer with Gaussian radial pressure distribution |
| 05/01/1984 | US4446395 For producing lesions in selected body tissues |
| 04/24/1984 | US4445064 Self resonant power supply for electro-acoustical transducer |
| 04/24/1984 | US4445063 Energizing circuit for ultrasonic transducer |
| 04/24/1984 | CA1166166A1 Teleconference microphone arrays |
| 04/24/1984 | CA1166123A1 Control for plate vibrators |
| 04/17/1984 | US4443731 Hybrid piezoelectric and magnetostrictive acoustic wave transducer |
| 04/17/1984 | US4442714 Microscope and method of use |
| 04/10/1984 | CA1165470A1 Method for manufacturing an ultra-sonic transducer arrangement |
| 04/10/1984 | CA1165145A1 Vibrating device |
| 04/03/1984 | US4440034 Eccentric vibrator with shifting coupling |
| 04/03/1984 | US4440025 Arc scan transducer array having a diverging lens |
| 03/27/1984 | US4439847 High efficiency broadband directional sonar transducer |
| 03/20/1984 | CA1164084A1 Ultrasonic holography imaging device having a macromolecular piezoelectric element as a transducer |
| 03/13/1984 | US4437088 Electrical simulation of percussive bell |
| 03/13/1984 | US4437033 Ultrasonic transducer matrix having filler material with different acoustical impedance |
| 03/13/1984 | US4437032 Sensor for distance measurement by ultrasound |
| 03/06/1984 | US4435794 Wall-driven oval ring transducer |
| 03/06/1984 | US4435083 Self-clamping rotary vibrator and mount therefor |
| 03/06/1984 | US4434663 Electromagnetic acoustic transducer |
| 02/28/1984 | US4434384 Ultrasonic transducer and its method of manufacture |
| 02/28/1984 | US4433916 Acoustic resonator having transducer pairs excited with phase-displaced energy |
| 02/21/1984 | US4433400 Acoustically transparent hydrophone probe |
| 02/21/1984 | US4433399 Ultrasonic transducers |
| 02/15/1984 | EP0100711A2 Half wave transducer using an active piezo-electric polymer element |
| 02/15/1984 | EP0100650A1 Apparatus and method for generating auditory indicators |
| 02/14/1984 | US4432007 Ultrasonic transducer fabricated as an integral part of a monolithic integrated circuit |
| 02/14/1984 | US4431975 Oscillator circuit for ultrasonic cleaning |
| 02/14/1984 | US4431336 Concrete prefinishing tool |
| 02/14/1984 | US4430898 Pulse-echo ultrasound system utilizing conjugate emitting and receiving apertures |
| 02/01/1984 | EP0099730A2 Ultrasonic liquid ejecting unit and method for making same |
| 01/31/1984 | US4428678 Concrete vibrator |
| 01/31/1984 | US4428238 Vibrating test screening apparatus |
| 01/25/1984 | EP0099273A1 Vibrator driven by compressed air with variable air injection in relation to the vane position |
| 01/24/1984 | US4427912 Ultrasound transducer for enhancing signal reception in ultrasound equipment |
| 01/11/1984 | EP0098017A2 End weighted reed sound transducer |
| 01/10/1984 | US4425525 Ultrasonic transducer array shading |
| 01/10/1984 | US4424718 Air actuated rotary vibrator with resilient shock mount to provide linear movement |
| 01/10/1984 | CA1160335A1 Electromagnetic acoustic transducer for tube inspection |
| 01/10/1984 | CA1160079A1 Rotor driven vibratory device having rotor centralization means and vibrational mode selection means associated therewith |
| 01/03/1984 | US4424465 Piezoelectric vibration transducer |
| 01/03/1984 | CA1159947A1 Ultrasonic array |
| 01/03/1984 | CA1159676A1 Load bearing oscillator drive |