The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 02, 2020
Filed:
Jun. 10, 2019
Aac Technologies Pte. Ltd., Singapore, SG;
Peng Niu, Shenzhen, CN;
Zhichen Chen, Shenzhen, CN;
Bin Cai, Shenzhen, CN;
Zhe Zhang, Shenzhen, CN;
Peng Qin, Shenzhen, CN;
AAC Technologies Pte. Ltd., Singapore, SG;
Abstract
The present disclosure discloses a speaker box, including a housing with an accommodation space. The housing includes an upper case and a lower case. A speaker is received in the accommodation space. The speaker includes a diaphragm for producing sound. The speaker box further includes a passageway, a front sound cavity formed between the diaphragm and the upper case, a front cavity, a receiving slot formed in the upper case recessing from a side of the upper case adjacent to the diaphragm along a direction away from the diaphragm; and an air adsorbing layer received in the receiving slot, a steel piece engaging with the upper case and packaging the air adsorbing layer in the receiving slot, and a number of air adsorbing holes for communicating with the front sound cavity.