Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MUGICA IRASTORZA JAVIER
Original Assignee
MUGICA IRASTORZA JAVIER
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Filing date
Publication date
Application filed by MUGICA IRASTORZA JAVIERfiledCriticalMUGICA IRASTORZA JAVIER
Priority to ES284514ApriorityCriticalpatent/ES284514A3/en
Publication of ES284514A3publicationCriticalpatent/ES284514A3/en
By a rotating and vibrating producer of being, characterized essentially, because in combination, a low frequency loudspeaker, having a cone adapted to carry sound waves from its outer surface, a loudspeaker envelope, a wall of the envelope having an opening to pass the sound waves from the loudspeaker, means the support to the loudspeaker adjacent to the opening, and said support includes means defining a passage for sound waves from the front of the cone only through said opening, said support also provides a step for the sound waves from the back of the cone to the same opening, a directional horn to receive the sound waves from one of said steps, and means for the rotation of said horn. (Machine-translation by Google Translate, not legally binding)
ES284514A1963-01-251963-01-25Sound and vibratory producer of sound (Machine-translation by Google Translate, not legally binding)
ExpiredES284514A3
(en)