Title:
BLOWER AND CLEANER
Document Type and Number:
Japanese Patent JP2019023434
Kind Code:
A
Abstract:
To provide a blower which can efficiently modify an imbalance.SOLUTION: A blower includes: an impeller which can rotate around a center axis C extending vertically; a motor which is disposed below the impeller in a center axis direction and rotates the impeller; and a motor housing which encloses the motor. The motor housing includes: a motor housing top plate part 31 which extends in a direction orthogonal to the center axis and faces a lower surface of the impeller in an axial direction; and a motor housing cylindrical part 32 which extends from a radial outer edge of the motor housing top plate part to the axial lower side. A top plate recessed part 313 which extends from the radial outer edge of the motor housing top plate part to the radial inner side and is recessed downward is formed on an upper surface of the motor housing top plate part.SELECTED DRAWING: Figure 12
More Like This:
| WO/2008/143007 | CENTRIFUGAL BLOWER |
| JP2008175158 | AXIAL FLOW FAN |
| WO/2021/186618 | BLOWER |
Inventors:
SHIOZAWA KAZUHIKO
HAYAMITSU RYOSUKE
HAYAMITSU RYOSUKE
Application Number:
JP2017142252A
Publication Date:
February 14, 2019
Filing Date:
July 21, 2017
Export Citation:
Assignee:
NIHON DENSAN KK
International Classes:
F04D29/66; F04D23/00; F04D29/62
Domestic Patent References:
| JP2008543269A | 2008-11-27 | |||
| JPH07158593A | 1995-06-20 | |||
| JP2014001731A | 2014-01-09 | |||
| JPH07247993A | 1995-09-26 |
Foreign References:
| KR20160007031A | 2016-01-20 | |||
| WO2017043318A1 | 2017-03-16 | |||
| US20140134012A1 | 2014-05-15 |