公开(公告)号：US12279739B2

公开(公告)日：2025-04-22

申请号：US17241229

申请日：2021-04-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taesang Park ,  Minsuk Kang ,  Dongsuk Ko

IPC: F04D29/16 ,  A47L5/22 ,  A47L9/22 ,  F04D29/30 ,  F04D29/62 ,  F04D29/28 ,  F04D29/52

Abstract: A motor assembly is disclosed. The motor assembly includes a motor having an axis, an impeller having a plurality of wings and configured to connect with the axis, and an impeller cover configured to cover a side surface of the impeller and disposed spaced apart from the impeller by a pre-set distance, and at least one from among the plurality of wings includes a protrusion disposed between the impeller cover and the wing.