Patent ID: 9668057
Date: 2017-05-30
CPC Classifications: H04R

Claim:
1. A ribbon transducer comprising: a) a first termination; b) a second termination, mounted parallel to the first termination and separated from the first termination by a distance; c) a ribbon element having a first end electrically and mechanically coupled to the first termination, a second end electrically and mechanically coupled to the second termination, a first side and a second side, a width having a transverse axis between the first side and the second side, and a length having a longitudinal axis running between the first end and the second end; d) a plurality of corrugations formed on the ribbon element at an angle of 45° to 75° to the transverse axis of the ribbon element, the corrugations being evenly spaced along the length of the ribbon element; e) a first permanent magnet mounted adjacent to the first side of the ribbon element, parallel to the longitudinal axis of the ribbon element, and separated from the first side of the ribbon element by a gap; and f) a second permanent magnet mounted adjacent to the second side of the ribbon element, parallel to the longitudinal axis of the ribbon element, and separated from the second side of the ribbon element by a gap.