公开(公告)号：US11910139B2

公开(公告)日：2024-02-20

申请号：US17636249

申请日：2019-12-24

Applicant: GOERTEK INC.

Inventor： Aliang Chen ,  Guoqiang Chen ,  Zhaopeng Li

IPC: H04R1/02 ,  H04R1/28 ,  H04R9/06

CPC classification number: H04R1/021 ,  H04R1/025 ,  H04R1/2811 ,  H04R1/2834 ,  H04R1/2849 ,  H04R9/06 ,  H04R2499/11

Abstract: Disclosed is an acoustic device, comprising a sound generating unit, a sound wave at a front side of the vibrating diaphragm radiates to outside through the sound outlet, a first sealed cavity is formed at a rear side of the vibrating diaphragm, a cavity wall of the first sealed cavity is provided with a mounting hole, a flexible deformation part is provided at the mounting hole, the second sealed cavity encloses a sound wave, in the second sealed cavity, a protective cover plate located at outside of the flexible deformation part is further provided on the mounting hole, and an escape space used for avoiding vibration of the flexible deformation part is formed between the protective cover plate and the flexible deformation part; air permeable micropores are provided on the protective cover plate, the air permeable micropores have an area less than or equal to 0.2 mm2.

公开(公告)号：US12041400B2

公开(公告)日：2024-07-16

申请号：US17624158

申请日：2019-12-30

Applicant: Goertek Inc.

Inventor： Cuili Zhang ,  Feng Zhang ,  Guoqiang Chen ,  He Liang ,  Jianxin Wang

IPC: H04R25/00 ,  H01Q1/24 ,  H04R1/02 ,  H04R9/02 ,  H04R9/04 ,  H04R9/06 ,  H05K9/00

CPC classification number: H04R1/023 ,  H01Q1/243 ,  H04R9/027 ,  H04R9/046 ,  H04R9/06 ,  H05K9/0081 ,  H04R2499/11

Abstract: An acoustic device comprises a shell and a sound producing assembly, the shell being provided with an installation hole and a sound outlet, and the sound producing assembly being fixed inside the shell. The sound producing assembly has a diaphragm separating a cavity of the acoustic device into a front cavity and a back cavity, a first part of the shell corresponding to the front cavity and/or a second part of the shell corresponding to the back cavity is provided with sapphire glass covering the installation hole, and the front cavity is in communication with the outside of the acoustic device through the sound outlet.

公开(公告)号：US20220369009A1

公开(公告)日：2022-11-17

申请号：US17624158

申请日：2019-12-30

Applicant: Goertek Inc.

Inventor： CUILI ZHANG ,  Feng Zhang ,  Guoqiang Chen ,  He Liang ,  Jianxin Wang

IPC: H04R1/02 ,  H01Q1/24 ,  H05K9/00 ,  H04R9/02 ,  H04R9/06 ,  H04R9/04

Abstract: An acoustic device comprises a shell and a sound producing assembly, the shell being provided with an installation hole and a sound outlet, and the sound producing assembly being fixed inside the shell. The sound producing assembly has a diaphragm separating a cavity of the acoustic device into a front cavity and a back cavity, a first part of the shell corresponding to the front cavity and/or a second part of the shell corresponding to the back cavity is provided with sapphire glass covering the installation hole, and the front cavity is in communication with the outside of the acoustic device through the sound outlet.