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公开(公告)号:US11603834B2
公开(公告)日:2023-03-14
申请号:US17065958
申请日:2020-10-08
Applicant: LG Electronics Inc.
Inventor: Wooju Jeon , Youngpil Kim , Kyungmin Lee , Sangik Son
Abstract: A compressor is disclosed. A compressor according to the present discloser includes a piston structure which has a guide member reciprocating inside a cylinder in an axial direction, and a magnet frame which supports a mover moving together with the piston structure, in which the piston structure includes the guide member, a mount member connected to the magnet frame, and an elastic member provided between the guide member and the mount member and capable of elastic deformation.
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公开(公告)号:US11378069B2
公开(公告)日:2022-07-05
申请号:US17022881
申请日:2020-09-16
Applicant: LG ELECTRONICS INC.
Inventor: Kichul Choi , Youngpil Kim , Kiwon Noh
Abstract: A compressor is disclosed. The compressor compressing and discharging a refrigerant sucked into a cylinder includes a cylinder forming a compression space of the refrigerant and having a cylindrical shape; a piston configured to reciprocate in the cylinder along an axial direction and having a cylindrical shape; a suction valve disposed at a front of the piston; a plate disposed in a rear of the piston, the plate comprising a flow groove into which the refrigerant is sucked; and a rod extending along the axial direction, one end of the rod being disposed on the suction valve, and other end of the rod being disposed on the plate.
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公开(公告)号:US11644025B2
公开(公告)日:2023-05-09
申请号:US17078552
申请日:2020-10-23
Applicant: LG Electronics Inc.
Inventor: Sangik Son , Youngpil Kim , Kyungmin Lee , Wooju Jeon
CPC classification number: F04B39/16 , F04B35/045 , F04B39/0292 , F04B39/123 , F04B39/126 , B01D39/1692 , B01D46/02 , F05B2210/14
Abstract: A compressor includes a cylinder comprising a cylinder body which has a cylindrical shape and defining a compression space for refrigerant gas, a piston configured to be reciprocated in an axial direction within the cylinder body and to compress the refrigerant gas in the compression space, and a frame in which the cylinder is received, the frame defining a gas hole, one side of the gas hole communicating with outside so that the refrigerant gas is introduced, the other side of the gas hole extending up to an inner circumferential surface so as to guide the refrigerant gas.
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公开(公告)号:US12018664B2
公开(公告)日:2024-06-25
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 , F04B35/04 , F16F15/073 , F16J1/09
CPC classification number: F04B39/0044 , F04B35/045 , F04B39/0016 , F16F15/073 , F16J1/09 , F05B2210/14 , F05B2260/964
Abstract: A compressor includes a 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 comprising a guide portion having a cylindrical shape and a head portion disposed in front of the guide portion, an intake valve disposed at a front of the head portion, a fixing member disposed outside the piston, a rod comprising one end disposed at the head portion 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:US11976650B2
公开(公告)日:2024-05-07
申请号:US17091546
申请日:2020-11-06
Applicant: LG Electronics Inc.
Inventor: Wooju Jeon , Youngpil Kim , Kyungmin Lee , Sangik Son
CPC classification number: F04B53/14 , F04B53/162 , F04B2201/02
Abstract: A compressor and a method of manufacturing the same are disclosed. The compressor includes a piston having formed therein a suction space, in which refrigerant gas is sucked; and a cylinder in which a piston is accommodated, the cylinder defining a compression space that is configured, based on the piston reciprocating in an axial direction, to compress the refrigerant gas therein. A plurality of grooves having a partial spherical shape and having a diameter of 10 micrometers is formed in an outer circumferential surface of the piston or an inner circumferential surface of the cylinder.
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公开(公告)号:US11965500B2
公开(公告)日:2024-04-23
申请号:US17078468
申请日:2020-10-23
Applicant: LG Electronics Inc.
Inventor: Sangik Son , Youngpil Kim , Kyungmin Lee , Wooju Jeon
CPC classification number: F04B35/045 , F04B39/0005 , F04B39/12 , F04B53/146 , F04B39/0016 , F04B39/0061 , F05B2210/14 , F25B2400/073
Abstract: A compressor includes: a cylinder defining a compression space, a piston structure accommodated in the cylinder and including a mount member and a guide member, the guide member being configured to reciprocate inside the compression space of the cylinder in an axial direction to compress a refrigerant gas therein and a magnet frame configured to support a mover, the mover being coupled to the piston structure and configured to move together with the piston structure. The mount member connects the guide member to the magnet frame and the guide member is configured to be rotated with respect to the mount member.
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公开(公告)号:US11261855B2
公开(公告)日:2022-03-01
申请号:US16678956
申请日:2019-11-08
Applicant: LG Electronics Inc.
Inventor: Wooju Jeon , Donghan Kim , Youngpil Kim , Eonpyo Hong
Abstract: Disclosed herein is a linear compressor. The linear compressor includes a piston, a cylinder, a frame, a first bearing gap formed between an inner circumferential surface of the frame and the outer circumferential surface of the cylinder, a second bearing gap formed between an inner circumferential surface of the cylinder and the outer circumferential surface of the piston, a bearing inflow passage and a bearing side passage formed in the cylinder such that fluid flows from the first bearing gap to the second bearing gap.
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