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公开(公告)号：US20210384796A1
公开(公告)日：2021-12-09
申请号：US17288987
申请日：2019-10-29
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Dae PARK
Abstract: The present invention may provide a motor including a rotary shaft, a yoke coupled to the rotary shaft, a stator disposed between the rotary shaft and the yoke, a magnet disposed between the stator and the yoke, a bearing housing disposed between the stator and the rotary shaft, a first bearing disposed between the yoke and the bearing housing, and a second bearing disposed between the bearing housing and the rotary shaft, wherein the stator includes a stator core and a first insulator and a second insulator which are coupled to the stator core, a portion of the first insulator is disposed between the first bearing and the stator core, and a portion of the second insulator is in contact with the bearing housing.
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公开(公告)号：US20190252938A1
公开(公告)日：2019-08-15
申请号：US16317403
申请日：2017-07-12
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Dae PARK
CPC classification number: H02K5/10 , B64C25/32 , B64C27/08 , B64C27/12 , B64C39/02 , B64C39/024 , B64C2201/162 , F04D25/08 , H02K1/27 , H02K5/20 , H02K7/00 , H02K7/14 , H02K9/16
Abstract: The present invention provides a motor for a drone, comprising: a rotary shaft; a stator including a hole into which the rotary shaft is inserted; and a rotor arranged on the outer side of the stator, wherein the rotor comprises: a cover part coupled to the rotary shaft so as to cover the upper portion of the stator; a body part for covering a side portion of the stator; and a magnet coupled to the inner circumferential surface of the body part, wherein the cover part comprises: a propeller coupling part including a hole through which the rotary shaft penetrates; an upper surface part connected to the body part; a connecting part for connecting the propeller coupling part and the upper surface part; and a plurality of blades arranged in the radial direction from the lateral surface of the propeller coupling part and formed so as to be spaced apart from the upper surface part. Therefore, the present invention provides the advantageous effects of preventing water or foreign material from permeating into the motor while ensuring an air passage for heat dissipation.
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Patent Agency Ranking
公开(公告)号：US20230054067A1
公开(公告)日：2023-02-23
申请号：US17797192
申请日：2021-01-26
Applicant: LG INNOTEK CO., LTD
Inventor： Dae Gil BYEON , Young Dae PARK
IPC: H02K11/225 , H02K5/16 , H02K7/08 , H02K21/28 , G01D5/14
Abstract: An embodiment may provide a motor including a shaft, a rotor including a rotor core and a coil disposed on the rotor core, a stator disposed outside the rotor, a substrate electrically connected to the coil, and a first housing in which the substrate is disposed and which is coupled to the shaft and the rotor, wherein the substrate includes a sensor and a coil connected to the sensor, the first housing includes a hole, the stator includes a yoke and a magnet disposed on the yoke, the yoke includes a plurality of protrusions, and the protrusions and the hole are disposed to overlap the coil in an axial direction.
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公开(公告)号：US20200313477A1
公开(公告)日：2020-10-01
申请号：US16308347
申请日：2017-06-09
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Dae PARK
Abstract: The present invention may provide a rotor comprising: a rotating shaft; a yoke surrounding the rotating shaft; and a magnet coupling to the outer side of the yoke, wherein the yoke comprises a flange part, wherein the flange part comprises a groove, and the magnet comprises a protrusion that is inserted in the groove.
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公开(公告)号：US20190256203A1
公开(公告)日：2019-08-22
申请号：US16307903
申请日：2017-06-09
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Dae PARK
Abstract: One embodiment discloses a drone motor and a drone comprising the same, the drone motor comprising: a rotating shaft; a stator comprising a hole into which the rotating shaft is inserted; and a rotor arranged on the outer side of the stator, wherein a support member is arranged between the rotating shaft and the stator, and a bearing is arranged between the support member and the stator, wherein the support member comprises a body part which surrounds the rotating shaft, and a flange part which couples with the rotor.
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公开(公告)号：US20190181701A1
公开(公告)日：2019-06-13
申请号：US16327693
申请日：2017-08-22
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Dae PARK
Abstract: Provided is a motor for a drone comprising: a rotary shaft; a stator including a hole in which the rotary shaft is disposed; a rotor disposed outside the stator; and a housing coupled to the stator, wherein the stator comprises a stator core and a coil wound around the stator core, wherein the stator core comprises an annular yoke coupled to the housing, teeth extending radially from the yoke, and a shoe disposed at one end of the teeth, wherein the teeth comprise protrusions projecting from the side surface thereof. As such, the present invention provides an advantageous effect of securing an air flow path for heat radiation to enhance a heat radiating effect while preventing water or foreign matter from flowing into the motor.
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公开(公告)号：US20230046753A1
公开(公告)日：2023-02-16
申请号：US17793708
申请日：2021-01-19
Applicant: LG INNOTEK CO., LTD.
Inventor： Jin Myung CHOI , Young Dae PARK , Jin Yong KIM , Jin Seob LEE
Abstract: An embodiment can provide a motor comprising: a shaft; a rotor coupled to the shaft; a stator disposed between the shaft and the rotor; a bearing disposed between the shaft and the stator; and a base plate, wherein: the rotor includes a yoke coupled to the shaft; the base plate includes a body, a first partition protruding from the body, and a second partition extending from the first partition; the first partition is disposed between the bearing and the stator; a portion of the second partition is disposed to be overlapped with the first partition; and the first partition is in contact with the lateral surface of an outer ring of the bearing and the second partition is in contact with the one surface of the outer ring of the bearing.
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