Speaker box

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11917362
APP PUB NO 20230247348A1
SERIAL NO

17826193

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The present invention provides a speaker box including a housing with a sound hole and a speaker therein. The speaker includes a frame, a vibration system, a magnetic circuit system, and a covering shell. The vibration system includes a diaphragm dividing a receiving room of the housing into a front cavity communicating with the sound hole and a rear cavity, a voice coil assembly. The magnetic circuit system includes a yoke. The covering shell divides the rear cavity into a first rear cavity inside the speaker and a second rear cavity outside the speaker. The covering shell includes a bottom wall and a side wall. A recessing portion formed on the side wall, and the recessing portion communicates the first rear cavity with the second rear cavity.

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First Claim

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Patent Owner(s)

  • AAC MICROTECH (CHANGZHOU) CO.,LTD.

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wang, Wenli Shenzhen, CN 81 422
Wei, Wei Shenzhen, CN 494 2817
Yang, Huhu Shenzhen, CN 16 0
Yin, Zhaoyu Shenzhen, CN 29 17

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