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US 8,571,248 B2Granted
Electronic device with cover having internal protruding portions for dispersing of sound
AssigneesHONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD., Hon Hai Precision Industry Co., Ltd.
InventorsMin-Li Li, Ji-Feng Qiu, Ting-Ting Zhao, Hong Li
Life of this patent
Estimating the term…
Abstract
An exemplary electronic device includes a box, a speaker, and a micro structure. The box includes a shell and a cover disposed on the shell. The speaker is sandwiched between the shell and the cover. The micro structure includes a plurality of flat-bottomed protruding portions, a plurality of first pyramidal protruding portions, and a plurality of second pyramidal protruding portions.
Claims18
An electronic device comprising:
- a box, comprising a shell and a cover disposed on the shell;
- a speaker sandwiched between the shell and the cover;
- and
- a micro structure formed on an inner face of the cover and located opposite to the speaker, the micro structure comprising a plurality of flat-bottomed protruding portions protruding from the inner face of the cover towards the speaker, a plurality of first pyramidal protruding portions protruding from the inner face of the cover towards the speaker, and a plurality of second pyramidal protruding portions protruding from the inner face of the cover towards the speaker, wherein the flat-bottomed protruding portions are spaced from the first pyramidal protruding portions and the second pyramidal protruding portions.
1 more element
An electronic device comprising:
- a box, comprising a shell and a cover disposed on the shell;
- a speaker sandwiched between the shell and the cover;
- and
- a micro structure formed on an inner face of the cover facing the speaker, the micro structure comprising a plurality of flat-bottomed protruding portions projecting towards the speaker, a plurality of first pyramidal protruding portions and a plurality of second pyramidal protruding portions protruding from the inner face of the cover towards the speaker, wherein the flat-bottomed protruding portions are spaced from the first pyramidal protruding portions and the second pyramidal protruding portions.
1 more element
Dependencies are inferred from the claim text.