Title:
BLOWER AND WASHING MACHINE EQUIPPED WITH THE SAME
Document Type and Number:
Japanese Patent JP2022056646
Kind Code:
A
Abstract:
To provide a blower capable of downsizing and high efficiency compatible.SOLUTION: A blower is equipped with a rotary shaft 101 that is rotatably provided on an electric motor 100, a centrifugal impeller 300 that is provided on the rotary shaft 101, a diffuser channel 410 that is provided downstream the centrifugal impeller 300 and is composed of a plurality of diffuser vanes 401 disposed in a circumferential direction, and a scroll channel 70 that is provided on an outer side in a diametrical direction of the centrifugal impeller 300. When a virtual circle 500 with the minimum radius tangential to tongue end portions 71A and 71B of the scroll channel 70 from a center of the rotary shaft 101 is assumed, a rear end 402C of the diffuser vanes 401C closest to the tongue end portion 500 of the diffuser vanes 401, is located closer to an inner side in a diametrical direction than the virtual circle 500.SELECTED DRAWING: Figure 11
Inventors:
SASAKI SORI
TSUKAMOTO KAZUHIRO
HONDA TAKESHI
KAWAMURA KEIZO
SUGAWARA MICHITA
TSUKAMOTO KAZUHIRO
HONDA TAKESHI
KAWAMURA KEIZO
SUGAWARA MICHITA
Application Number:
JP2020164504A
Publication Date:
April 11, 2022
Filing Date:
September 30, 2020
Export Citation:
Assignee:
HITACHI GLOBAL LIFE SOLUTIONS INC
International Classes:
F04D29/44; D06F58/02
Attorney, Agent or Firm:
Isono International Patent and Trademark Office