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    Linear compressor
    31.
    发明授权
    Linear compressor 有权

    公开(公告)号：US11261856B2

    公开(公告)日：2022-03-01

    申请号：US16414114

    申请日：2019-05-16

    Applicant: LG Electronics Inc.

    Inventor： Kwangwoon Ahn ,  Donghan Kim ,  Kiwon Noh ,  Joonsung Park

    IPC: F04B39/16 ,  F04B35/04 ,  F04B39/02 ,  F04B39/12 ,  F16C33/10 ,  F04B53/18 ,  F04B53/20 ,  F16C32/06

    Abstract: Provided is a linear compressor including a linear motor having a mover reciprocating with respect to a stator; a piston coupled to the mover to reciprocate; a cylinder into which the piston is slidingly inserted, the cylinder having an inner circumferential surface forming a bearing surface together with an external circumferential surface of the piston, the cylinder forming a compression space together with the piston, and the cylinder having at least one first hole formed through the inner circumferential surface of the cylinder and an outer circumferential surface of the cylinder to guide refrigerant discharged from the compression space to the bearing surface; and a porous member inserted into the outer circumferential surface of the cylinder and configured to cover the first hole, the porous member having multiple micropores smaller than the first hole.

    Portable audio equipment
    32.
    发明授权
    Portable audio equipment 有权

    公开(公告)号：US10959013B2

    公开(公告)日：2021-03-23

    申请号：US16349903

    申请日：2017-11-14

    Applicant: LG ELECTRONICS INC.

    Inventor： Obyoung Kang ,  Sungwon Kim ,  Hyunsun Yoo ,  Seunghoon Lee ,  Donghan Kim ,  Joonseong Ha

    IPC: H04R1/10 ,  B06B1/02 ,  H04W64/00 ,  H04W4/02

    Abstract: Provided is a portable audio equipment comprising: a neckband-shaped housing having one side open; a vibration unit including a plurality of vibration modules provided in at least two regions corresponding to both sides of the housing; and a control unit for sensing a control signal including information on a vibration pattern for each of the plurality of vibration modules and controlling the plurality of vibration modules to output the vibration pattern, wherein the vibration pattern is related to event information that is generated in an external terminal device.

    Wireless sound equipment
    35.
    发明授权
    Wireless sound equipment 有权

    公开(公告)号：US10104463B2

    公开(公告)日：2018-10-16

    申请号：US15655499

    申请日：2017-07-20

    Applicant: LG Electronics Inc.

    Inventor： Donghan Kim ,  Jihye Choe ,  Jihye Kim ,  Kyoungsu Nam

    IPC: H04R1/10

    Abstract: A wireless sound equipment includes a cradle including a pair of earbuds and a pair of holders having the earbuds coupled thereto. Each earbud includes an ear housing; a sound passage extended from a first surface of the ear housing; a sound output unit outputting sound via the sound passage; a wireless communication unit located in the ear housing; an earbud controller driving the sound output unit based on a signal transmitted by using the wireless communication unit; a main battery supplying an electric power; a plurality of earbud terminals exposed to the first surface of the ear housing and connected with the earbud controller; and a control button located in a second surface of the ear housing. The cradle also includes a cradle case in which the holders are formed; a plurality of cradle terminals provided in the holder and configured to contact with the earbud terminals; a sub battery located in the cradle case; and a cradle controller.

    Portable sound equipment
    36.
    发明授权
    Portable sound equipment 有权

    公开(公告)号：US09973842B2

    公开(公告)日：2018-05-15

    申请号：US15687182

    申请日：2017-08-25

    Applicant: LG ELECTRONICS INC.

    Inventor： Donghan Kim ,  Ehwan Cho ,  Obyoung Kang

    IPC: H04R1/02 ,  H04R1/10

    CPC classification number: H04R1/105 ,  H04R1/1016 ,  H04R1/1025 ,  H04R1/1033 ,  H04R1/1041 ,  H04R1/1058 ,  H04R1/1066 ,  H04R5/0335 ,  H04R2420/07

    Abstract: There is disclosed a portable sound equipment comprising a neckband wire configured to wrap a predetermined region of a user's neck; a main body coupled to one end of the neckband wire; a first printed circuit board disposed on an upper or lower surface of the main body; a flat bracket disposed on the first printed circuit board and having one surface which contacts with the first printed circuit board; a lateral bracket coupled to a lateral surface of the flat bracket; a second printed circuit board supported to the lateral bracket and toward a lateral surface of the main body; and a side button disposed on the second printed circuit board and exposed outside the lateral surface of the main body.

    RECIPROCATING COMPRESSOR
    37.
    发明申请
    RECIPROCATING COMPRESSOR 审中-公开
    再生压缩机

    公开(公告)号：US20150078925A1

    公开(公告)日：2015-03-19

    申请号：US14487346

    申请日：2014-09-16

    Applicant: LG Electronics Inc.

    Inventor： Kichul Choi ,  Kwangwoon Ahn ,  Donghan Kim

    IPC: F04B53/02 ,  F04B53/18

    CPC classification number: F04B39/0292 ,  F04B35/045 ,  F04B39/126 ,  F04B39/16 ,  F04B53/008

    Abstract: A reciprocating compressor is provided. The reciprocating compressor may include a cylinder having a compression space, a piston inserted into the cylinder to define the compression space while being reciprocated, the piston having a suction passage to communicate with the compression space, a gas bearing having at least one bearing hole that passes through the cylinder, so that a refrigerant gas may be injected between the cylinder and the piston to support the piston with respect to the cylinder, and a flow resister disposed at an outer circumferential surface of the cylinder or at one side of the cylinder to restrict a flow of the refrigerant gas flowing through or toward the at least one bearing hole.

    Abstract translation: 提供往复式压缩机。 往复式压缩机可以包括具有压缩空间的气缸，插入气缸中的活塞以在往复运动的同时限定压缩空间，活塞具有与压缩空间连通的吸入通道，气体轴承具有至少一个轴承孔， 通过气缸，使得可以在气缸和活塞之间注入制冷剂气体以相对于气缸支撑活塞，以及设置在气缸的外圆周表面或气缸的一侧的流动阻塞器， 限制流过或朝向至少一个轴承孔的制冷剂气体的流动。

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