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公开(公告)号：US20240035460A1
公开(公告)日：2024-02-01
申请号：US18013495
申请日：2021-06-15
Applicant: LG Electronics Inc.
Inventor： Kiwon NOH , Youngmun LEE
Abstract: A linear compressor is disclosed. The linear compressor includes a shell, a frame disposed in the shell, the frame comprising a body portion and a flange portion extending in a radial direction from a front of the body portion, a cylinder coupled to an inside of the body portion, a piston disposed in the cylinder and configured to reciprocate axially, a drive unit coupled to a rear surface of the flange portion, a stator cover coupled to a rear surface of the drive unit, and a heat dissipation member coupled to the drive unit and disposed between the rear surface of the flange portion and a front surface of the stator cover.
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公开(公告)号：US20230145653A1
公开(公告)日：2023-05-11
申请号：US17793263
申请日：2020-03-31
Applicant: LG ELECTRONICS INC.
Inventor： Kichul CHOI , Youngpil KIM , Kiwon NOH , Eonpyo HONG
IPC: F04B39/00 , F16F15/073 , F16J1/09 , F04B35/04
CPC classification number: F04B39/0044 , F04B39/0016 , F16F15/073 , F16J1/09 , F04B35/045 , F05B2210/14 , F05B2260/964
Abstract: A compressor is provided. The compressor compressing and discharging a refrigerant sucked into a cylinder comprises the cylinder configured to form a compressed space of the refrigerant and having a cylindrical shape; a piston configured to reciprocate axially in the cylinder and having a cylindrical shape; an intake valve disposed at a front of the piston; a fixing member disposed outside the piston; a rod comprising one end disposed at the intake valve and configured to extend axially; a first elastic member connected to the fixing member and other side of the rod; a second elastic member disposed to be spaced apart from a rear of the first elastic member and connected to the fixing member and the other side of the rod; and a first spacer insert-injected with the first elastic member and the second elastic member.
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公开(公告)号：US20210095656A1
公开(公告)日：2021-04-01
申请号：US17060642
申请日：2020-10-01
Applicant: LG Electronics Inc.
Inventor： Kyunyoung LEE , Kiwon NOH
IPC: F04B39/00
Abstract: A compressor includes a casing, a piston accommodated in a cylinder disposed inside the casing to reciprocate forward and backward, the piston being configured to define a suction space in which a refrigerant is accommodated therein, a suction muffler connected to the piston to guide the refrigerant to the suction space, a suction guide disposed behind the suction muffler and fixed to the casing, the suction guide being disposed parallel to the suction muffler in an axial direction, and a suction pipe passing through the casing to extend into the suction guide, the suction pipe being configured to suction the refrigerant. A portion of the suction muffler is disposed to overlap the suction guide in a direction crossing the axial direction.
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公开(公告)号：US20200003201A1
公开(公告)日：2020-01-02
申请号：US16457543
申请日：2019-06-28
Applicant: LG Electronics Inc.
Inventor： Kiwon NOH , Jungsik PARK , Kyunyoung LEE , Jongwoo LEE
Abstract: Provided is a linear compressor. Provided is a linear compressor. The linear compressor includes a shell defining an internal space, a compressor body disposed in the internal space, and a passage guide disposed between the shell and the compressor body. The passage guide may include a first guide part extending along an inner surface of the shell in an axial direction and a second guide part extending from the first guide part to the compressor body in a radial direction.
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公开(公告)号：US20160017876A1
公开(公告)日：2016-01-21
申请号：US14666340
申请日：2015-03-24
Applicant: LG ELECTRONICS INC.
Inventor： Junghae KIM , Kyoungkyu LEE , Kiwon NOH
CPC classification number: F04B39/102 , F04B35/045 , F04B39/125 , F04B53/1035 , F04B2201/06062
Abstract: A linear compressor is provided. The linear compressor may include a shell including a discharge outlet, a cylinder provided in the shell to define a compression space for a refrigerant, a frame to fix the cylinder to the shell, a piston reciprocated within the cylinder in an axial direction, a discharge valve disposed on or at one side of the cylinder to selectively discharge the refrigerant compressed in the compression space, a discharge cover coupled to the frame, the discharge cover having at least one chamber to reduce pulsation of the refrigerant discharged through the discharge valve, and a valve spring disposed on the discharge cover to provide a restoring force to the discharge valve. The discharge cover may include a cover body having a discharge hole, through which the refrigerant discharged through the discharge valve may be discharged outside of the discharge cover, and a guide passage defined in the cover body to guide at least a portion of the refrigerant discharged through the discharge valve into the at least one chamber.
Abstract translation: 提供线性压缩机。 线性压缩机可以包括壳体，其包括排出口，设置在壳体中的缸以限定用于制冷剂的压缩空间，将气缸固定到壳体上的框架，沿轴向在缸体内往复运动的活塞， 阀设置在气缸的一侧或一侧，以选择性地排出在压缩空间中压缩的制冷剂，联接到框架的排出盖，排出盖具有至少一个室，以减少通过排出阀排出的制冷剂的脉动;以及 设置在排出盖上的阀弹簧以向排出阀提供恢复力。 排出盖可以包括具有排出孔的盖主体，通过排出阀排出的制冷剂可以通过排出孔排出到排出盖外部;以及引导通道，其限定在盖主体中以引导至少一部分排出的制冷剂 通过排放阀进入至少一个室。
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Patent Agency Ranking
公开(公告)号：US20220205441A1
公开(公告)日：2022-06-30
申请号：US17523230
申请日：2021-11-10
Applicant: LG ELECTRONICS INC.
Inventor： Youngmun LEE , Hyeongjun LIM , Kiwon NOH
Abstract: A linear compressor includes: a shell including an intake pipe configured to suction a refrigerant, a piston including a piston body, an intake muffler including a first muffler that includes a first muffler body defining a main flow passage and a first muffler flange extending in a radial direction from the first muffler body, and at least one auxiliary flow passage disposed between an outer peripheral surface of the first muffler body and an inner peripheral surface of the piston body and configured to guide the refrigerant remaining between the first muffler body and the piston body to an outside of the piston. A cross-sectional area of the at least one auxiliary flow passage is less than a cross-sectional area of an inlet hole provided at a rear end of the main flow passage and greater than or equal to 10% of the cross-sectional area of the inlet hole.
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公开(公告)号：US20210215144A1
公开(公告)日：2021-07-15
申请号：US16849186
申请日：2020-04-15
Applicant: LG ELECTRONICS INC.
Inventor： Youngmun LEE , Kiwon NOH
IPC: F04B35/04
Abstract: A compressor is disclosed. The compressor compressing and discharging a refrigerant sucked inside a cylinder includes a frame configured to support the cylinder, and a discharge cover assembly disposed in front of the frame. A gas layer is formed between the discharge cover assembly and the frame.
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公开(公告)号：US20210054833A1
公开(公告)日：2021-02-25
申请号：US16929548
申请日：2020-07-15
Applicant: LG Electronics Inc.
Inventor： Kyunyoung LEE , Youngmun LEE , Kiwon NOH
Abstract: A linear compressor includes a cylinder, a frame, and a discharge unit. The discharge unit includes a discharge cover coupled with the frame, a discharge plenum disposed inside the discharge cover to define a plurality of discharge spaces, and an insulating plenum provided in a shape corresponding to an inner surface of the discharge cover to contact the inner surface of the discharge cover.
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公开(公告)号：US20200088183A1
公开(公告)日：2020-03-19
申请号：US16692520
申请日：2019-11-22
Applicant: LG Electronics Inc.
Inventor： Kwangwoon AHN , Donghan KIM , Kiwon NOH , Joonsung PARK
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.
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公开(公告)号：US20160017875A1
公开(公告)日：2016-01-21
申请号：US14804640
申请日：2015-07-21
Applicant: LG ELECTRONICS INC.
Inventor： Kiwon NOH , Kyungmin LEE , Jeehyun KIM
CPC classification number: F04B53/1035 , F04B35/045 , F04B39/08 , F04B39/102 , F04B39/1033 , F04B39/121 , F04B53/1022 , F04B53/1032 , Y10T137/7922 , Y10T137/7932 , Y10T137/7934 , Y10T137/7936
Abstract: A linear compressor is provided that may include a shell in which a discharge port may be provided, a cylinder disposed in the shell to define a compression space for a refrigerant, a piston disposed to be reciprocated in an axial direction within the cylinder, a discharge valve disposed on or at one side of the cylinder to selectively discharge the refrigerant compressed in the compression space, a valve spring coupled to the discharge valve to provide a restoring force, and a stopper coupled to the valve spring to restrict deformation of the valve spring. The stopper may include a guide recessed in a direction in which the valve spring is deformed to reduce an impulse between the stopper and the valve spring.
Abstract translation: 提供一种线性压缩机，其可以包括可以设置有排出口的壳体，设置在壳体中以限定用于制冷剂的压缩空间的气缸，设置成在气缸内沿轴向往复运动的活塞， 阀设置在气缸的一侧或其一侧，以选择性地排出在压缩空间中压缩的制冷剂，连接到排出阀以提供恢复力的阀弹簧和联接到阀弹簧的止动件，以限制阀弹簧的变形 。 止动器可以包括沿阀弹簧变形的方向凹陷的引导件，以减小止动件和阀弹簧之间的冲击。
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