公开(公告)号：US11435134B2

公开(公告)日：2022-09-06

申请号：US17269471

申请日：2019-08-28

Applicant: LG ELECTRONICS INC.

Inventor： Seongwon Gwon ,  Seungyoon Cho ,  Jinho Chang

IPC: F25D25/04 ,  A47B88/457 ,  F25D25/02 ,  F25D29/00 ,  A47B88/90

Abstract: A refrigerator includes a cabinet having a storage space; a door including a door unit to open or close the storage space and a drawer unit to provide a receiving space; rails to connect the door and the cabinet to through which the door is drawn in or out of the cabinet; a driving device disposed at the door unit to provide power; and an elevation device disposed at the drawer unit and connected with the driving device to move up or down at the drawer unit. The driving device includes: a motor assembly; a screw unit including a screw to be rotated by the motor assembly and a screw holder to move up or down along the screw; and a lever to connect the screw holder and the elevation device and rotate when the screw holder moves up or down. The motor assembly includes: a driving motor; and a power transmission unit to transmit power from the motor to the screw unit, and the screw is disposed to be inclined with respect to a vertical line passing in a top-bottom direction of the refrigerator.

公开(公告)号：US10393424B2

公开(公告)日：2019-08-27

申请号：US16071800

申请日：2017-01-12

Applicant: LG ELECTRONICS INC.

Inventor： Heejun Lee ,  Hyunbum Kim ,  Seongwon Gwon

IPC: F25D23/02 ,  F25D23/06 ,  E05C5/00 ,  E05C7/04 ,  F16H19/04

Abstract: The present invention provides a refrigerator comprising: a cabinet having a storage chamber; an inner case that forms the exterior of the storage chamber; a first door rotatably installed on the cabinet so as to expose/cover one side of the storage chamber; a second door having a pillar that rotates such that the same can contact the first door, the second door being rotatably installed on the cabinet so as to expose/cover the other side of the storage chamber; and a transfer member provided on the inner case so as to sense the rotation of the first door and to guide the rotation of the pillar.

公开(公告)号：US10775095B2

公开(公告)日：2020-09-15

申请号：US16069321

申请日：2017-01-13

Applicant: LG Electronics Inc.

Inventor： Seongwon Gwon ,  Hyunbum Kim

IPC: F25D23/00 ,  F25D23/02 ,  F25D25/02 ,  E06B7/20

Abstract: A refrigerator includes a cabinet having a storage chamber, an inner case that defines the storage chamber, a first door rotatably installed on the cabinet and configured to open and close one side of the storage chamber, a second door that includes a pillar configured to rotate and contact the first door and that is installed on the cabinet and configured to open and close another side of the storage chamber, and a transfer member provided inside the inner case and configured to sense rotation of the second door and to guide rotation of the pillar. The transfer member includes a lifting guide portion that is configured to, based on the pillar approaching the lifting guide portion, move downward and contact the pillar while the pillar remains unfolded.

公开(公告)号：US10458695B2

公开(公告)日：2019-10-29

申请号：US16069348

申请日：2017-01-13

Applicant: LG Electronics Inc.

Inventor： Hyunbum Kim ,  Younseok Lee ,  Heejun Lee ,  Seongwon Gwon

IPC: F25D23/02 ,  F16H1/20 ,  E06B7/18 ,  F25D25/02 ,  F25D29/00 ,  F16H1/16

Abstract: The present invention provides a refrigerator comprising a cabinet having a storage chamber; an inner case forming the exterior of the storage chamber; a first door pivotally provided to the cabinet and opening and closing one side of the storage chamber; a second door having a pillar rotated so as to come into contact with the first door, pivotally provided to the cabinet, and opening and closing the other side of the storage chamber; and a driving member provided at a lower end of the second door so as to move together with the second door, and operating the pillar so as to fold or unfold the pillar, wherein the pillar has a first catching protrusion and a second catching protrusion, which are selectively caught by the driving member.