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Axial fan and outdoor unit including the same

机译:轴流风扇和包括该轴流风扇的室外机

摘要

An axial fan includes: a cutout in a rear edge part of each of the plurality of blades, the rear edge part being opposite to a front edge part of the each of the plurality of blades in a rotational direction of the each of the plurality of blades, the cutout extending from the rear edge part toward the front edge part such that the cutout divides the rear edge part into an outer rear edge part and an inner rear edge part; a rib in a blade surface of the each of the plurality of blades, the rib extending from the hub toward an outer circumference of the each of the plurality of blades along the front edge part; and a first thickness-reduced part adjacent to an end of the rib, the end of the rib being closer to the outer circumference, the each of the plurality of blades being thinned in the first thickness-reduced part.
机译:轴流风扇包括:在多个叶片中的每个叶片的后边缘部分中的切口,该后边缘部分在多个叶片中的每个叶片的旋转方向上与多个叶片中的每个叶片的前边缘部分相对。叶片,切口从后边缘部分朝着前边缘部分延伸,使得切口将后边缘部分分为外后边缘部分和内后边缘部分。多个叶片中的每个叶片的叶片表面中的肋,该肋从轮毂沿着前缘部从毂朝多个叶片中的每个叶片的外周延伸。第一薄壁部;和第一薄壁部,该第一薄壁部与肋的端部相邻,该第一薄壁部的端部更靠近外周,并且多个叶片中的每一个在第一薄壁部中变薄。

著录项

  • 公开/公告号US10578320B2

    专利类型

  • 公开/公告日2020-03-03

    原文格式PDF

  • 申请/专利权人 FUJITSU GENERAL LIMITED;

    申请/专利号US201715607828

  • 发明设计人 HIROTAKA SAWADA;

    申请日2017-05-30

  • 分类号F24F1/06;F04D29/18;F04D29/38;F04D29/68;F04D29/32;F04D29/42;F24F7/007;

  • 国家 US

  • 入库时间 2022-08-21 11:27:12

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