公开(公告)号：US12071953B2

公开(公告)日：2024-08-27

申请号：US17896708

申请日：2022-08-26

申请人： SANYO DENKI CO., LTD.

发明人： Yusuke Okuda ,  Hiromitsu Kuribayashi

IPC分类号： F04D25/06 ,  F04D19/00 ,  F04D29/02 ,  F04D29/056

CPC分类号： F04D19/007 ,  F04D19/002 ,  F04D25/06 ,  F04D29/023 ,  F04D29/056

摘要： Provided is an axial fan including a pair of fan units, wherein each of the pair of fan units includes a rotor, a motor, and a housing, the rotor includes an impeller cup configured to rotate about a rotation axis, and a fan extending radially from the impeller cup, the motor is provided inside the impeller cup, the housing includes a housing portion housing the rotor, and a base portion supporting the motor, a connection portion is provided to an axial end surface of the base portion and on an inner peripheral side relative to the impeller cup, and the pair of fan units is connected to each other via the connection portions in a direction of the rotation axis.