Motor
    21.
    发明授权
    Motor 有权

    公开(公告)号:US11843286B2

    公开(公告)日:2023-12-12

    申请号:US17277377

    申请日:2019-09-30

    Inventor: Seong Jin Kim

    CPC classification number: H02K1/278 H02K7/083

    Abstract: An embodiment relates to a motor comprising: a shaft; a rotor coupled to the shaft; and a stator disposed on the outside of the rotor, wherein the rotor includes a rotor core and a plurality of magnets disposed on the outer circumferential surface of the rotor core, wherein the rotor core includes a first region coupled to the shaft and a second region disposed on the outside of the first region, and wherein the upper or lower portion of the second region radially overlaps a bearing coupled to the shaft. Accordingly, the size of the motor can be reduced compared to the conventional art.

    Lighting device
    24.
    发明授权

    公开(公告)号:US11022269B2

    公开(公告)日:2021-06-01

    申请号:US16605836

    申请日:2018-04-11

    Abstract: A lighting device according to one embodiment comprises: a housing having an opening; a half mirror member arranged in the opening; a first light source unit for emitting light at the half mirror member; a mirror member for re-reflecting light reflected by the half mirror member; a diffusion plate arranged between the first light source unit and the half mirror member; and a guide unit protruding from the lower surface of the housing, wherein the housing includes a first area and a second area formed by the guide unit, the first light source unit is arranged in the first area and the mirror member is arranged in the second area, and the diffusion plate can be supported by the guide unit. Therefore, the lighting device can implement various three-dimensional effects of an optical image according to a field of view by using the half mirror member and the mirror member during lighting.

    Lighting device and vehicle lamp comprising same

    公开(公告)号:US10563840B2

    公开(公告)日:2020-02-18

    申请号:US16540572

    申请日:2019-08-14

    Abstract: An embodiment of the present invention relates to a lighting device comprising: a light source unit comprising a plurality of light emitting elements; a conversion unit for converting light emitted from the light source unit; a reflection unit for reflecting light which has passed through the conversion unit; and a half mirror member, which is disposed on the top of the reflection unit, for transmitting a portion of incident light and reflecting a portion of the incident light. The conversion unit includes an optical pattern for selectively transmitting light emitted from the light source unit, the light source unit is disposed on a periphery portion of the reflection unit, and the height of the center portion of the reflection unit is greater than the height of the periphery portion thereof.

    Motor
    26.
    发明授权
    Motor 有权

    公开(公告)号:US10181764B2

    公开(公告)日:2019-01-15

    申请号:US14678158

    申请日:2015-04-03

    Abstract: Disclosed is a motor including a housing having a first receiving part formed at one side thereof, a stator disposed in the housing, a rotor disposed in the housing, a rotating shaft rotated along with the rotor, a holder coupled to one side of the housing, and a bearing disposed between the first receiving part and the holder to support a rotation of the rotor.

    Light source module
    30.
    发明授权

    公开(公告)号:US11774665B2

    公开(公告)日:2023-10-03

    申请号:US17908737

    申请日:2021-03-11

    CPC classification number: G02B6/0065 G02B6/0073

    Abstract: A light source module comprises: a printed circuit board; a light source disposed on the printed circuit board; a first light guide layer disposed on the printed circuit board, and accommodating the light source; and a second light guide layer disposed above the first light guide layer, wherein a material of the first light guide layer is different from that of the second light guide layer, and a refractive index of the first light guide layer is greater than that of the second light guide layer.

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