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Patent Searching and Data


Title:
FAN
Document Type and Number:
WIPO Patent Application WO/2019/065679
Kind Code:
A1
Abstract:
This fan is provided with: an axial flow fan which blows wind; a front guard provided on the downstream side of the axial flow fan; an inner ring (110) which partitions the front guard into an inner circumferential-side ventilation part and an outer circumferential-side ventilation part; and an outer ring (111) formed outside the inner ring (110). An inner rectification plate (112) protruding in the rotation direction of the axial flow fan is provided between the inner ring (110) and a guard mark (107) at the center of the inner ring (110). The inner rectification plate (112) includes an inner rectification plate-inclined part (113) which is inclined toward the rotation direction of the axial flow fan from a first end on the upstream-side in the rotation direction of the axial flow fan. An outer rectification plate (114) is formed between the inner ring (110) and the outer ring (111), and the outer rectification plate (114) includes an outer rectification plate-inclined part which is inclined toward the opposite direction as the rotation direction of the axial flow fan from a second end on the upstream-side in the rotation direction of the axial flow fan.

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JP2017166344BLOWER MODULE
Inventors:
SHIGEMORI Masahiro
YOSHIKAWA Shota
HASHINO Seiji
Application Number:
JP2018/035571
Publication Date:
April 04, 2019
Filing Date:
September 26, 2018
Export Citation:
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Assignee:
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. (1-61, Shiromi 2-chome Chuo-ku, Osaka-sh, Osaka 07, 〒5406207, JP)
International Classes:
F04D25/08; F04D29/54
Foreign References:
JP3174342U2012-03-15
JP2017066948A2017-04-06
JP2016023557A2016-02-08
US20020159883A12002-10-31
CN104930604A2015-09-23
Attorney, Agent or Firm:
KAMATA Kenji et al. (1-61, Shiromi 2-chome, Chuo-ku, Osaka-sh, Osaka 07, 〒5406207, JP)
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