Headrest device and sound collection device

Headrest device and sound collection device

  • CN 105,745,119 B
  • Filed: 11/07/2014
  • Issued: 05/12/2020
  • Est. Priority Date: 11/19/2013
  • Status: Active Grant
First Claim
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1. A headrest device, characterized in that,has a core material as a headrest main body,the headrest main body is formed in a box shape by fitting a box-shaped front side housing having an open rear surface and a box-shaped rear side housing having an open front surface to each other through openings,an impact resistance surface is formed on a front surface of the front side case, and the impact resistance surface includes:

  • a support surface portion formed flat in a plan view at a center in a width direction of the headrest body; and

    speaker housing recesses recessed inward one layer at the left and right sides of the support surface portion,an opening is formed in the speaker housing recess, an acoustic speaker is disposed in the opening,the support surface portion of the headrest body has a tapered sound collection portion that tapers toward the rear end of the headrest body, an opening portion that receives sound into the sound collection portion is formed in the support surface portion located on the front surface of the sound collection portion,the opening is formed only in the front surface of the headrest body, a sound collection mechanism including the opening and a sound collection unit is integrally provided, a noncontact acoustic microphone is disposed at a rear end of the sound collection mechanism in the sound collection unit, the opening is formed in a central portion of the front surface of the headrest body, and at least a part of the sound collection unit is located between the opening and the acoustic microphone.

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