公开(公告)号：US3711219A

公开(公告)日：1973-01-16

申请号：US3711219D

申请日：1971-09-20

Applicant: FRAM CORP

Inventor： STRICK K

IPC: F04D29/32 ,  F04D29/34 ,  F04D29/36 ,  F04D29/38

CPC classification number: F04D29/366 ,  F04D29/328 ,  F04D29/34 ,  F04D29/382

Abstract: A fan having blades secured on arms which project radially from a central hub and reinforcing caps fixedly connected to the blades and arms, said reinforcing caps extending to and fixedly connected to said hub.

Abstract translation: 具有固定在臂上的刀片的风扇，其从中心毂径向突出，并且固定地连接到刀片和臂的加强帽，所述加强帽延伸并固定地连接到所述轮毂。