Title:
BLOWER
Document Type and Number:
WIPO Patent Application WO/2021/186618
Kind Code:
A1
Abstract:
A blower (100) is provided with a box-shaped housing (1) in which an air duct (4) connecting a suction port (2) and an outlet port (3A, 3B) is formed, and a plurality of blower units (80) disposed in alignment inside the housing (1). The plurality of blower units (80) each comprise an impeller (5) that forms airflow from the suction port (2) toward the outlet port (3A, 3B) through the air duct (4), and an electric motor (6) that rotates the impeller (5). The outlet port (3A, 3B) has an elongated slit shape extending in an arrayed direction of the blower units (80). At least two of the plurality of blower units (80) differ from each other in the number of blades of the impeller (5) provided in each.
Inventors:
KIKUCHI HITOSHI (JP)
Application Number:
PCT/JP2020/012017
Publication Date:
September 23, 2021
Filing Date:
March 18, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F24F7/007; F04D29/66; F24F9/00
Foreign References:
| JP2018123686A | 2018-08-09 | |||
| JPH01142348A | 1989-06-05 | |||
| CN104863879A | 2015-08-26 | |||
| CN101403390A | 2009-04-08 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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