TREA

Diaphragms for electromechanical transducers Cones

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Industry

  • CPC
  • H04R7/00
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Parent Industries

HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS

Current Industry

H04R7/00Diaphragms for electromechanical transducers Cones

Sub Industries

H04R7/02characterised by the construction H04R7/04Plane diaphragms H04R7/045using the distributed mode principle H04R7/06comprising a plurality of sections or layers H04R7/08comprising superposed layers separated by air or other fluid H04R7/10comprising superposed layers in contact H04R7/12Non-planar diaphragms or cones H04R7/122comprising a plurality of sections or layers H04R7/125comprising a plurality of superposed layers in contact H04R7/127dome-shaped H04R7/14corrugated, pleated or ribbed H04R7/16Mounting or tensioning of diaphragms or cones H04R7/18at the periphery H04R7/20Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands H04R7/22Clamping rim of diaphragm or cone against seating H04R7/24Tensioning by means acting directly on free portions of diaphragm or cone H04R7/26Damping by means acting directly on free portion of diaphragm or cone
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

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    • H04 - ELECTRIC COMMUNICATION TECHNIQUE