Device to oval membranes of electroacoustic transducers in accordance with the electrodynamic principle.

• 1. 具有用于检测电声换能器振动膜位移的光探测器的电声换能器及其方法 [P] . 中国专利： CN1160999C . 2004.08.04
• 2. 一种电声换能器和用于电声换能器的一种振动膜 [P] . 中国专利： CN1126429C . 2003.10.29
• 3. Electrodynamic electroacoustic transducer, diaphragm thereof, and method of manufacturing electrodynamic electroacoustic transducer [P] . 日本专利： JP6253101B2 . 2017-12-27

  机译： 电动力电声换能器，其膜片以及制造电动力电声换能器的方法

• 4. Elliptical or oval membrane, in particular for electrodynamic transducers for voice recorders [P] . 德国专利： DE1076739B . 1960-03-03

  机译： 椭圆形或卵形膜，特别是用于录音机的电动换能器

• 5. elliptical or oval shaped membrane, in particular for electrodynamic transducer for diktiergeraete [P] . 德国专利： DE000001076739A . 1960-03-03

  机译： 椭圆形或椭圆形的膜，特别是用于双电子换能器的电动换能器

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• 4. ELECTRODYNAMICS OF THE PLASMA FLOW REVERSAL IN THE LATE EVENING AURORAL OVAL. [D] . BEHM, DENNIS ARTHUR. 1982
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• 7. Electroacoustic Transducers for a 10,000-Psig Underwater Sound Transducer Calibration Facility for the Frequency Range 10 to 4000 Hz [R] . Groves, I. D., Henriquez, T. A. 1969

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