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:
Jan. 01, 2019
Filed:
Dec. 07, 2015
Goertek Inc., Weifang, CN;
Yueguang Zhu, Weifang, CN;
Chao Wang, Weifang, CN;
GOERTEK INC., Weifang, CN;
Abstract
A vibration sound-generating device comprises a housing and a vibration system and a magnetic circuit system received in the housing, a sound exit hole being provided on a side surface of the housing, wherein the vibration system comprises a vibrating diaphragm, a voice coil and a voice coil framework for connecting the vibrating diaphragm with the voice coil, the voice coil is of a flat structure, and a plane where the voice coil lies is perpendicular to the plane where the vibrating diaphragm lies; the magnetic circuit system comprises magnets, and a plane where the magnets lie is parallel to the plane where the voice coil lies; the vibration sound-generating device further comprises a mass block and an elastic support, and the elastic support suspends the mass block and the magnets in the housing; and the elastic support is an annular structure, the mass block and the magnets are located inside the elastic support, two opposed sides of the elastic support are fixedly connected with the magnets, and the other two sides of the elastic support are fixed on the housing.