公开(公告)号：US20140315479A1

公开(公告)日：2014-10-23

申请号：US14049517

申请日：2013-10-09

Applicant: LG ELECTRONICS INC.

Inventor： Namjoon CHO ,  Kyungrock KIM ,  Dongkeun YANG

IPC: F24F1/00 ,  F04D29/42 ,  F04D29/28

CPC classification number: F04D29/4226 ,  F04D29/281 ,  F04D29/30 ,  F04D29/4213 ,  F24F1/0022

Abstract: A turbo fan includes a main plate rotated by power provided from a fan motor, blades each having one end connected to the main plate to perform rotation movement, and a shroud having an inner circumferential part and an outer circumferential part, an other end of each of the blades connected to the shroud. The shroud includes a plurality of curved parts each having one side connected to the inner circumferential part and an other side connected to the outer circumferential part, the plurality of curved parts each having a predetermined curvature.

Abstract translation: 涡轮风扇包括通过从风扇马达提供的动力旋转的主板，各自具有连接到主板的一端进行旋转运动的叶片，以及具有内周部和外周部的护罩，每个的另一端 的叶片连接到护罩。 护罩包括多个弯曲部分，每个弯曲部分的一侧连接到内周部分，另一侧连接到外周部分，多个弯曲部分各自具有预定的曲率。