公开(公告)号：US12058503B2

公开(公告)日：2024-08-06

申请号：US17773421

申请日：2020-11-05

Applicant: Goertek Inc.

Inventor： Jianbin Yang ,  Shousong Qiang ,  Chunfa Liu

IPC: H04R9/02

CPC classification number: H04R9/02 ,  H04R2307/201

Abstract: A sound-producing device is provided with at least two groups of dampers on the voice coil which are respectively arranged at a first position close to and a second position away from the vibrating diaphragm; the at least two groups of the dampers include at least a first damper and a second damper; the first damper has a first connecting part connected to the voice coil and a second connecting part fixed on the sound-producing device; a planar elastic member is provided between the first and the second connecting parts, which is bent and extends from the first to the second connecting part, and is coplanar with the first connecting part; the second damper has a first fixing part connected to the voice coil and a second fixing part fixed on the sound-producing device; there is provided a corrugated connecting arm between the first and the second fixing parts.

公开(公告)号：US11979729B2

公开(公告)日：2024-05-07

申请号：US17774550

申请日：2020-11-05

Applicant: Goertek Inc.

Inventor： Jianbin Yang ,  Shousong Qiang ,  Chunfa Liu

IPC: H04R25/00 ,  H04R9/02 ,  H04R9/04 ,  H04R9/06 ,  H04R31/00

CPC classification number: H04R9/041 ,  H04R9/025 ,  H04R9/06 ,  H04R31/006

Abstract: Disclosed is a sound-producing device including a voice coil, comprising a bobbin and a voice coil body wound outside the bobbin; and a damper having a first connecting part and a second connecting part; wherein the first connecting part is fixedly connected to the voice coil, and the second connecting part is fixed on the sound-producing device; there is provided a planar elastic member between the first connecting part and the second connecting part, the planar elastic member is bent and extends from the first connecting part to the second connecting part; the damper is made of conductive material, and is configured to establish electrical communication with the voice coil; the sound-producing device has a height in a vibration direction thereof ranging from 5 mm to 200 mm.

公开(公告)号：US11956613B2

公开(公告)日：2024-04-09

申请号：US17773464

申请日：2020-11-05

Applicant: Goertek Inc.

Inventor： Jianbin Yang ,  Shousong Qiang ,  Chunfa Liu

IPC: H04R9/02 ,  H04R1/02

CPC classification number: H04R9/025 ,  H04R1/02

Abstract: Disclosed is a sound-producing device, comprising: a housing having an accommodating room where a magnetic circuit system is installed; a voice coil including a bobbin and a voice coil body; a conductive member having a first connecting part fixed to the voice coil, a second connecting part fixed to the housing, and an elastic part located between the two connecting parts; the conductive member is combined on the voice coil body, the magnetic circuit system is provided with an avoidance part corresponding to the conductive member; the voice coil is provided with an inner conduction structure, the housing is provided with an outer conduction structure that is in electrical conduction with an external circuit; and upon being electrically connected with the inner conduction structure, the first connecting part passes through the avoidance part and extends to the housing, and is electrically connected with the outer conduction structure.

公开(公告)号：US20220408192A1

公开(公告)日：2022-12-22

申请号：US17773421

申请日：2020-11-05

Applicant: Goertek Inc.

Inventor： Jianbin Yang ,  Shousong Qiang ,  Chunfa Liu

IPC: H04R9/02

Abstract: A sound-producing device is provided with at least two groups of dampers on the voice coil which are respectively arranged at a first position close to and a second position away from the vibrating diaphragm; the at least two groups of the dampers include at least a first damper and a second damper; the first damper has a first connecting part connected to the voice coil and a second connecting part fixed on the sound-producing device; a planar elastic member is provided between the first and the second connecting parts, which is bent and extends from the first to the second connecting part, and is coplanar with the first connecting part; the second damper has a first fixing part connected to the voice coil and a second fixing part fixed on the sound-producing device; there is provided a corrugated connecting arm between the first and the second fixing parts.

公开(公告)号：US20220377463A1

公开(公告)日：2022-11-24

申请号：US17773464

申请日：2020-11-05

Applicant: GOERTEK INC.

Inventor： JIANBIN YANG ,  Shousong Qiang ,  Chunga Liu

IPC: H04R9/02 ,  H04R1/02

Abstract: Disclosed is a sound-producing device, comprising: a housing having an accommodating room where a magnetic circuit system is installed; a voice coil including a bobbin and a voice coil body; a conductive member having a first connecting part fixed to the voice coil, a second connecting part fixed to the housing, and an elastic part located between the two connecting parts; the conductive member is combined on the voice coil body, the magnetic circuit system is provided with an avoidance part corresponding to the conductive member; the voice coil is provided with an inner conduction structure, the housing is provided with an outer conduction structure that is in electrical conduction with an external circuit; and upon being electrically connected with the inner conduction structure, the first connecting part passes through the avoidance part and extends to the housing, and is electrically connected with the outer conduction structure.