Title:
BLOWER
Document Type and Number:
WIPO Patent Application WO/2022/190818
Kind Code:
A1
Abstract:
In the present invention, a case (10) has a bell mouth (11) in which is formed a suction port (2) for sucking in air. A fan (20) has a main plate (21) that is provided inside the case (10) and that is capable of rotating about an axis, a plurality of blades (22) that are disposed around the axis and connected to the main plate (21), and a shroud (30) that is connected to portions (23) of the plurality of blades (22) that are located on the sides opposite from the main plate. A nozzle (60) is formed in a tubular shape and is provided in a radially inner region of the bell mouth (11). Flow path partition members (70) are provided intermittently in the circumferential direction between the bell mouth (11) and the nozzle (60), the flow path partition members (70) partitioning the space between the nozzle (60) and the bell mouth (11) into a plurality of partitioned flow paths (73) through which air flows.
Inventors:
NAKAJIMA TAKAHIRO (JP)
Application Number:
PCT/JP2022/006629
Publication Date:
September 15, 2022
Filing Date:
February 18, 2022
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
F04D29/44
Foreign References:
| JP2018109383A | 2018-07-12 | |||
| JP2013036444A | 2013-02-21 | |||
| JP2016188578A | 2016-11-04 | |||
| US10914316B1 | 2021-02-09 |
Attorney, Agent or Firm:
YOU-I PATENT FIRM (JP)
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