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公开(公告)号：US11515773B2
公开(公告)日：2022-11-29
申请号：US16489161
申请日：2017-06-21
Applicant: Goertek, Inc.
Inventor： Yueguang Zhu , Chao Wang , Chunfa Liu
Abstract: A linear vibration motor is provided, comprising a housing, a spring part, a vibrator and a stator, the housing having a chamber, the stator, the vibrator and the spring part being provided in the chamber, the vibrator comprising a counterweight part and a magnet connected together, the stator comprising a pole core and a coil, the pole core being connected to the housing, the coil being wound around the pole core, the housing being configured to be magnetically conductive, the vibrator being suspended relative to the stator by the spring part, the housing comprising a top part and an opposed bottom part, and the vibrator being configured to vibrate along a connecting line between the top part and the bottom part.
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公开(公告)号：US20190044426A1
公开(公告)日：2019-02-07
申请号：US16145133
申请日：2018-09-27
Applicant: Goertek Inc.
Inventor： Yueguang Zhu , Chao Wang
IPC: H02K33/02
Abstract: The present invention discloses a vibration motor and a portable device. The motor comprises: a housing, comprising an upper cover and a lower housing connected to each other, an FPCB being inserted in the lower housing, a cavity being arranged inside the housing, and a coil and a vibration system being accommodated in the cavity, wherein the vibration system comprises a vibrator and an elastic support, a magnetic gap is arranged in the vibrator, a first end of the elastic support is connected to the vibrator, and a second end of the elastic support is connected to the housing; and a first end of the coil is fixed at the lower housing, a second end of the coil is inserted in the magnetic gap, and the coil is in signal connection with an external circuit through the FPCB.
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公开(公告)号：US10536063B2
公开(公告)日：2020-01-14
申请号：US16145133
申请日：2018-09-27
Applicant: Goertek Inc.
Inventor： Yueguang Zhu , Chao Wang
Abstract: The present invention discloses a vibration motor and a portable device. The motor comprises: a housing, comprising an upper cover and a lower housing connected to each other, an FPCB being inserted in the lower housing, a cavity being arranged inside the housing, and a coil and a vibration system being accommodated in the cavity, wherein the vibration system comprises a vibrator and an elastic support, a magnetic gap is arranged in the vibrator, a first end of the elastic support is connected to the vibrator, and a second end of the elastic support is connected to the housing; and a first end of the coil is fixed at the lower housing, a second end of the coil is inserted in the magnetic gap, and the coil is in signal connection with an external circuit through the FPCB.
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公开(公告)号：US10171914B2
公开(公告)日：2019-01-01
申请号：US15505609
申请日：2015-12-07
Applicant: GOERTEK INC.
Inventor： Yueguang Zhu , Chao Wang
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.
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