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Hearing Protector

  • US 20070274529A1
  • Filed: 11/23/2004
  • Published: 11/29/2007
  • Est. Priority Date: 11/27/2003
  • Status: Active Grant
First Claim
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1. A hearing protector comprising a hearing hood with passive noise damping, a microphone disposed exteriorly on the hearing protector, a loudspeaker disposed inside the hood, and an amplifier for amplifying sound signals caught by the microphone and passing the signals on to the loudspeaker, wherein the noise damping of the hearing hoods is broad-band;

  • wherein the amplifier has variable amplification and frequency range which corresponds to a frequency range of human speech; and

    wherein the amplifier has a maximum predetermined amplification, where a sum total of sound levels that are caused, on the one hand by ambient sound passing through the hood, and on the other hand by sound emitted by the loudspeaker, amounts to a maximum predetermined value.

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