APPARATUS FOR FOCUSSING ULTRASONIC ACOUSTICAL ENERGY WITHIN A LIQUID STREAM

• Main Author: JAMESON, LEE, K
• Format: Patent
• Language: English; French
• Published: 26.06.2003
• Edition: 7
• Subjects: ACOUSTICS; ACOUSTICS NOT OTHERWISE PROVIDED FOR; DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; MUSICAL INSTRUMENTS; PHYSICS; PUBLIC ADDRESS SYSTEMS; SOUND-PRODUCING DEVICES

An apparatus for controllably focusing ultrasonic acoustical energy to a desired position within a liquid stream by manipulation of the shape of a wave generator used to propagate acoustic energy as well as by the selection of theshape of a chamber within which the acoustic energy is applied to the...