公开(公告)号：US20230160394A1

公开(公告)日：2023-05-25

申请号：US18057149

申请日：2022-11-18

Applicant: COAVIS

Inventor： Hyuntae LEE ,  Wansung PAE ,  Wookeun LEE

IPC: F04D29/22 ,  F04D29/42 ,  F04D13/06

CPC classification number: F04D29/22 ,  F04D29/426 ,  F04D13/06

Abstract: Provided is an impeller for a water pump which may reduce noise occurring when the impeller is rotated by using a simple configuration, the impeller including: a main plate; and a plurality of blades arranged on one surface of the main plate, and spaced apart from each other in a circumferential direction of the main plate, wherein the plurality of blades are non-equal interval types in which the blades are spaced apart from each other at intervals not equal to each other.