公开(公告)号：US20180351431A1

公开(公告)日：2018-12-06

申请号：US15674721

申请日：2017-08-11

Applicant: LG ELECTRONICS INC.

Inventor： Seongguk KIM ,  Hosuk KIM ,  Heewoon KIM ,  Youngjin JI

IPC: H02K5/20 ,  H02K5/15 ,  H02K5/16

Abstract: A motor includes a housing that has a bottom with a first bearing accommodation and a cylindrical side surface portion which extends from the bottom; a rotor assembly with a rotation shaft, and a rotor mounted on the rotation shaft and accommodated inside the housing; a stator assembly accommodated inside the housing and surrounding the rotor; a housing cover coupled to an upper end of the housing and having a second bearing accommodation; a flow guide on the housing cover; an impeller connected to the rotation shaft over the flow guide; an impeller cover; a first bearing accommodated in the first bearing accommodation and receiving the rotation shaft; and a second bearing accommodated in the second bearing accommodation and receiving the rotation shaft, the housing cover having a cover body with an opening, connection arms between the second bearing accommodation and the opening portion, and a guide rib.

公开(公告)号：US20200076268A1

公开(公告)日：2020-03-05

申请号：US16676739

申请日：2019-11-07

Applicant: LG ELECTRONICS INC.

Inventor： Seongguk KIM ,  Hosuk KIM ,  Heewoon KIM ,  Youngjin JI

IPC: H02K5/20 ,  H02K5/15 ,  F04D17/16 ,  H02K9/06 ,  A47L9/22 ,  H02K5/16

Abstract: A motor includes a housing that has a bottom with a first bearing accommodation and a cylindrical side surface portion which extends from the bottom; a rotor assembly with a rotation shaft, and a rotor mounted on the rotation shaft and accommodated inside the housing; a stator assembly accommodated inside the housing and surrounding the rotor; a housing cover coupled to an upper end of the housing and having a second bearing accommodation; a flow guide on the housing cover; an impeller connected to the rotation shaft over the flow guide; an impeller cover; a first bearing accommodated in the first bearing accommodation and receiving the rotation shaft; and a second bearing accommodated in the second bearing accommodation and receiving the rotation shaft, the housing cover having a cover body with an opening, connection arms between the second bearing accommodation and the opening portion, and a guide rib.