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    LINEAR COMPRESSOR
    1.
    发明申请
    LINEAR COMPRESSOR 审中-公开
    线性压缩机

    公开(公告)号：US20160053752A1

    公开(公告)日：2016-02-25

    申请号：US14814562

    申请日：2015-07-31

    Applicant: LG ELECTRONICS INC.

    Inventor： Sangsub JEONG ,  Jongkoo LEE ,  Jehoon KIM ,  Ochang GWON

    IPC: F04B35/04 ,  F04B39/12

    CPC classification number: F04B35/04 ,  F04B17/04 ,  F04B35/045 ,  F04B39/121

    Abstract: Provided is a linear compressor. The linear compressor includes a cylinder defining a compression space for a refrigerant, a piston reciprocated in an axis direction within the cylinder, and a linear motor providing power to the piston. The linear motor includes an inner stator disposed outside the cylinder, the inner stator including a center core and a side core disposed on at least one side of the center core, an outer stator disposed to be spaced outward from the inner stator in a radius direction, a permanent magnet movably disposed in an air gap defined between the inner stator and the outer stator, and a deformation prevention device for preventing the inner stator from being deformed.

    Abstract translation: 提供了一种线性压缩机。 线性压缩机包括限定用于制冷剂的压缩空间的气缸，在气缸内沿轴向往复运动的活塞和向活塞提供动力的线性电动机。 线性电动机包括设置在气缸外部的内定子，内定子包括设置在中心芯的至少一侧的中心芯和侧芯，外定子，其设置成与内定子在半径方向上向外间隔开 ，可动地设置在限定在内部定子和外部定子之间的空气间隙中的永磁体，以及用于防止内部定子变形的变形防止装置。

    LINEAR COMPRESSOR
    2.
    发明申请
    LINEAR COMPRESSOR 审中-公开

    公开(公告)号：US20200318622A1

    公开(公告)日：2020-10-08

    申请号：US16591191

    申请日：2019-10-02

    Applicant: LG Electronics Inc.

    Inventor： Sanga PARK ,  Hyosang YU ,  Sangsub JEONG

    IPC: F04B9/107 ,  F16F3/04 ,  F04B39/12

    Abstract: A linear compressor includes one spring assembly including a plurality of spring parts fixed to both side surfaces of a supporter and a rear cover and configured to support a load generated in the compressor. In addition, both side portions of the spring part are provided with fixing brackets coupled to the supporter and the rear cover, and the fixing bracket is provided with an insertion member or a bracket coupling member so that the coupling force of the spring part can be increased.

    LINEAR COMPRESSOR
    5.
    发明申请
    LINEAR COMPRESSOR 审中-公开
    线性压缩机

    公开(公告)号：US20150004025A1

    公开(公告)日：2015-01-01

    申请号：US14317041

    申请日：2014-06-27

    Applicant: LG ELECTRONICS INC.

    Inventor： Kyoungseok KANG ,  Wonhyun JUNG ,  Chulgi ROH ,  Sangsub JEONG ,  Kiwook SONG ,  Jookon KIM

    IPC: F04B35/04 ,  F04B53/14 ,  F04B53/16 ,  F04B49/22

    CPC classification number: F04B35/04 ,  F04B35/045 ,  F04B39/0005 ,  F04B39/0016 ,  F04B39/121 ,  F04B49/225 ,  F04B53/12 ,  F04B53/14 ,  F04B53/16 ,  F05C2251/048 ,  F05C2253/12

    Abstract: A linear compressor is provided that may include a shell provided with a refrigerant inlet; a cylinder provided inside of the shell to form a compression space; a piston that reciprocates inside of the cylinder to compress a refrigerant in the compression space; and a motor assembly that provides a drive force to the piston and provided with a permanent magnet. The piston may include a piston body having a cylindrical outer circumferential surface and a surface-treated area, which may be processed with a material having a predetermined hardness value, and a valve support provided at an end of the piston body and having a suctioning hole be in communication with the compression space. The valve support may form a first non-surface-treated area, which is not surface-treated.

    Abstract translation: 提供一种线性压缩机，其可以包括设置有制冷剂入口的壳体; 设置在壳体内部以形成压缩空间的圆筒; 活塞，其在所述气缸内往复运动，以压缩所述压缩空间中的制冷剂; 以及向活塞提供驱动力并设置有永磁体的电动机组件。 活塞可以包括具有圆柱形外圆周表面和可以用具有预定硬度值的材料加工的表面处理区域的活塞体，以及设置在活塞体端部并具有吸入孔 与压缩空间通信。 阀支撑件可以形成未被表面处理的第一非表面处理区域。

    LINEAR COMPRESSOR
    6.
    发明申请
    LINEAR COMPRESSOR 审中-公开

    公开(公告)号：US20200095995A1

    公开(公告)日：2020-03-26

    申请号：US16542652

    申请日：2019-08-16

    Applicant: LG Electronics Inc.

    Inventor： Jongkoo LEE ,  Hyosang YU ,  Sangsub JEONG

    IPC: F04C21/00 ,  F04C15/06

    Abstract: Provided is a linear compressor. The linear compressor includes a stator cover coupled to the frame, a rear cover coupled to the stator cover, and springs disposed between the stator cover and the rear cover. The stator cover includes a body and a plurality of rear cover coupling parts extending from the body toward the rear cover and coupled to the rear cover, and the rear cover has a plane that is perpendicular to the axial direction so that an end of the rear cover coupling part and an end of the spring are disposed on the same plane in the axial direction. Also, other embodiments may be possible.

    LINEAR COMPRESSOR
    7.
    发明申请
    LINEAR COMPRESSOR 审中-公开

    公开(公告)号：US20190078563A1

    公开(公告)日：2019-03-14

    申请号：US16127826

    申请日：2018-09-11

    Applicant: LG Electronics Inc.

    Inventor： Sangsub JEONG

    IPC: F04B35/04 ,  F04B39/00

    Abstract: A linear compressor includes a casing, a cylinder forming a compression chamber inside the casing, a piston reciprocating to compress a fluid of the compression chamber, a mover having a movable magnet and reciprocating on the basis of a predetermined reference position to drive the piston, and a stator generating a thrust pushing the mover in the reciprocating direction and a restoring force pushing the mover in a direction toward the reference position according to an interaction with the movable magnet, wherein the stator includes a mover air gap formed to accommodate the mover and a magnetoresistive air gap formed in a position spaced apart from the mover air gap to change magnetic resistance of a magnetic circuit formed along the stator. According to this, a magnetic resonance spring with increased restoring force may be implemented.

    RECIPROCATING COMPRESSOR
    8.
    发明申请
    RECIPROCATING COMPRESSOR 审中-公开

    公开(公告)号：US20180258921A1

    公开(公告)日：2018-09-13

    申请号：US15571158

    申请日：2016-04-12

    Applicant: LG ELECTRONICS INC.

    Inventor： Eonpyo HONG ,  Sangsub JEONG ,  Kyeongbae PARK ,  Jungsik PARK

    IPC: F04B35/04

    CPC classification number: F04B35/045 ,  F04B39/0005 ,  F04B39/0016 ,  F04B39/0238 ,  F04B53/1082

    Abstract: A reciprocating compressor according to the present invention includes a stator disposed in an inner space of a shell, and having a stator core with at least one air gap, and a coil fixed to the stator core, a piston mechanically connected with a magnet, and reciprocating by magnetic energy generated in the stator and interaction with the magnet, a cylinder having the piston inserted therein and forming a compression space, a suction valve opening/closing a suction side of the compression space, a discharge valve opening/closing a discharge side of the compression space, and an electromagnetic resonance spring formed between the stator and the magnet by a restoring force generated by the magnetic energy.

    DRIVING UNIT AND LINEAR COMPRESSOR INCLUDING THE SAME
    10.
    发明公开
    DRIVING UNIT AND LINEAR COMPRESSOR INCLUDING THE SAME 审中-公开

    公开(公告)号：US20230336061A1

    公开(公告)日：2023-10-19

    申请号：US18094682

    申请日：2023-01-09

    Applicant: LG Electronics Inc.

    Inventor： Sangsub JEONG ,  Sungchul GONG ,  Jaehoon JEONG

    IPC: H02K16/04 ,  H02K3/52

    CPC classification number: H02K16/04 ,  H02K3/525 ,  H02K2203/12 ,  F25B31/023

    Abstract: A driving unit and a linear compressor including the same are provided. The driving unit includes an inner stator, a bobbin surrounding the inner stator in a circumferential direction, a coil wound on the bobbin, a plurality of stator cores surrounding the bobbin and spaced apart from each other in the circumferential direction, and a plurality of permanent magnets disposed between the inner stator and the plurality of stator cores. A cross section of the bobbin may include a pair of straight portions facing each other and a curved portion connecting the pair of straight portions.

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