Title:
軸流ファン
Document Type and Number:
Japanese Patent JP7231571
Kind Code:
B2
Abstract:
To provide an axial fan in which a central axis of an electric motor and a central axis of a casing can be easily aligned in a short time.SOLUTION: An axial fan 1 comprises an electric motor 2, an impeller 3 connected to a rotating shaft 23 of the electric motor 2, and a cylindrical casing 4 covering an outer peripheral part of the impeller 3. The axial fan 1 also comprises a supporting part 5 supporting the electric motor 2 by connecting a fitting part 24 provided in the electric motor 2 and the casing 4. The supporting part 5 comprises an adjusting mechanism 68 for adjusting relative positions of the electric motor 2 and the casing 4 by screw feeding action caused by a male screw part 57 and a female screw part screwed to the male screw part 57.SELECTED DRAWING: Figure 1A
Inventors:
Ishikawa Shizuka
Katsuya Iwata
Ishida Hisashi
Tomoo Ito
Katsuya Iwata
Ishida Hisashi
Tomoo Ito
Application Number:
JP2020002075A
Publication Date:
March 01, 2023
Filing Date:
January 09, 2020
Export Citation:
Assignee:
Hitachi Industrial Equipment Systems Co., Ltd.
International Classes:
F04D29/56; F04D29/64
Domestic Patent References:
| JP2002213395A | ||||
| JP2020133528A | ||||
| JP2004027858A | ||||
| JP2001107894A |
Foreign References:
| DE4021316A1 | ||||
| CN110107515A | ||||
| WO2019030868A1 | ||||
| US6945758 | ||||
| US6190140 | ||||
| CN207864216U | ||||
| CN207377824U | ||||
| CN207229420U | ||||
| CN212272583U |
Attorney, Agent or Firm:
Patent Attorney Corporation Isono International Patent and Trademark Office