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Priority to ES0260614ApriorityCriticalpatent/ES260614A1/es
Publication of ES260614A1publicationCriticalpatent/ES260614A1/es
Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
Perfeccionamientos en los dispositivos sonoros por compresión, caracterizado por disponer en el interior de una carcasa un motor eléctrico conectado un compresor, una membrana oscilante y un canal acústico helicoidal que se caracteriza por el hecho de que el canal acústico rodea el compresor y la membrana vibratoria y está limitado por la carcasa.
ES0260614A1960-08-261960-08-26Perfeccionamientos en los dispositivos sonoros por compresiën
ExpiredES260614A1
(es)