Electroacoustic transducer comprising a membrane with an improved pleats area
   
   

An electroacoustic transducer (1) has a membrane (19), which has a membrane axis (5) and a ring-shaped pleats area (22), the pleats area (22) being provided with a multitude of pleats (26, 27, 28, 32, 33, 34, 38, 39, 40), in which diametrically opposed pleats are embodied differently with regard to at least one of the pleat parameters.

 
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< ATTACHMENT FOR RECOIL, NOISE, BLAST AND FLASH SUPPRESSION OF THERMODYNAMIC JETTING DEVICES SUCH AS FIREARMS, HIGH PRESSURE EXHAUST MECHANISMS AND OTHER HEAT ENGINE DEVICES, WHICH PRODUCE SUCH JETTING EXHAUST ACTION AS A RESULT OF THEIR FUNCTION

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> Molded foam resin, process for forming the same and speaker diaphragm consisting of the same

> Variable area plug nozzle
~ 00102