公开(公告)号：US20200291950A1

公开(公告)日：2020-09-17

申请号：US16082011

申请日：2017-02-28

Applicant: LG ELECTRONICS INC.

Inventor： Heechul PARK ,  Jaehyuk JUNG ,  Kyuhwan CHOI

IPC: F04D25/10 ,  F04D25/16 ,  F04D29/42 ,  F04D29/46

Abstract: The present invention relates to a blowing device. A blowing device according to an embodiment of the present invention comprises: a first blowing unit that suctions air from above and discharges the air downward; and a second blowing unit disposed below the first blowing portion so as to suction air from below and to discharge the air upward. The blowing device is advantageous in that no matter what position the user is in, wind can be easily discharged to the user.

公开(公告)号：US20150167677A1

公开(公告)日：2015-06-18

申请号：US14568606

申请日：2014-12-12

Applicant: LG Electronics Inc.

Inventor： Jaehyuk JUNG

IPC: F04D19/00 ,  F04D29/40

CPC classification number: F04D19/002 ,  F04D29/329 ,  F04D29/384 ,  F04D29/403 ,  F05D2240/303

Abstract: An axial fan is disclosed herein. The axial fan may include a hub, to which a central shaft may be coupled, and a plurality of blades coupled to an outside of the hub to rotate therewith. Each blade of the plurality of blades may include a hub connection portion that defines a first end of the respective blade, the hub connection portion being coupled to an outer circumferential surface of the hub, a tip that defines a second end of the predetermined blade, a first wing that extends at a first predetermined gradient from the tip, and a second wing that extends from the first wing towards the hub, the second wing having a second predetermined gradient.

Abstract translation: 本文公开了一种轴流风扇。 轴流风扇可以包括毂，中心轴可以联接到该毂，并且多个叶片联接到轮毂的外部以与其一起旋转。 多个叶片的每个叶片可以包括限定相应叶片的第一端的轮毂连接部分，轮毂连接部分联接到轮毂的外圆周表面，限定预定叶片的第二端的尖端， 从所述尖端以第一预定梯度延伸的第一翼和从所述第一翼向所述轮毂延伸的第二翼，所述第二翼具有第二预定梯度。