公开(公告)号：US20210254626A1

公开(公告)日：2021-08-19

申请号：US17172575

申请日：2021-02-10

Applicant: LG ELECTRONICS INC.

Inventor： Junhyuk JANG ,  Yoonjei Hwang

IPC: F04D29/058 ,  F04D3/02 ,  F04D29/38 ,  F04D29/32

Abstract: The present disclosure relates to a compressor and a chiller including the same. The compressor according to an embodiment of the present disclosure includes: a rotating shaft extending in a longitudinal direction of the shaft; a blade disposed on an outer circumferential surface of the rotating shaft and having a first inclined surface and a second inclined surface; a first bearing module disposed on one side of the rotating shaft, having a third inclined surface spaced apart in parallel from one side of the blade, and disposed to surround the outer circumferential surface of the rotating shaft; and a second bearing module disposed on the other side of the rotating shaft, having a fourth inclined surface spaced apart in parallel from the other side of the blade, and disposed to surround the outer circumferential surface of the rotating shaft, wherein the third inclined surface is disposed opposite the first inclined surface, and the fourth inclined surface is disposed opposite the second inclined surface. Accordingly, production costs of the bearings may be reduced, and the bearings may be controlled in a simplified manner.

公开(公告)号：US20210254482A1

公开(公告)日：2021-08-19

申请号：US17171371

申请日：2021-02-09

Applicant: LG ELECTRONICS INC.

Inventor： Hanyoung PARK ,  Yoonjei HWANG ,  Junhyuk JANG

IPC: F01D5/30 ,  F01D5/02

Abstract: The present disclosure relates to an impeller and a method of manufacturing the same. The impeller includes: a hub in which a plurality of spiral first slots are formed; a shroud which is positioned opposite the hub, and has a plurality of spiral second slots formed therein; and a plurality of blades which is coupled to the hub and the shroud, and have an upper protrusion formed on one side and a lower protrusion formed on the other side; and wherein the upper protrusion is inserted into and coupled to a second hole formed in the second slot, and the lower protrusion is inserted into and coupled to a first hole formed in the first slot.

公开(公告)号：US20190226695A1

公开(公告)日：2019-07-25

申请号：US16251150

申请日：2019-01-18

Applicant: LG Electronics Inc.

Inventor： Hongseok KIM ,  Jungwoo LEE ,  Junhyuk JANG ,  Taeyoon KIM ,  Myungjin KU ,  Sukchun KIM ,  Seonmi KIM ,  Inmun YU ,  Kunyoung LEE

IPC: F24F3/16 ,  F24F6/00 ,  F24F13/20

Abstract: A humidifying air purifier includes a body frame having an opened front and rear, a fan housing coupled to a rear end of the body frame and having a fan intake, a housing cover coupled to a rear end of the fan housing to accommodate an air blowing fan, and an air discharge port formed at an upper end of the fan housing and an upper end of the housing cover. A waterwheel motor is installed on a front surface of the fan housing and positioned outside the fan intake, a driving gear is coupled to the waterwheel motor, a door assembly is configured to be pushed into or drawn out from a front end of the body frame, a water tub is accommodated in a lower side of the door assembly, and a humidifying filter assembly is inserted into the water tub.