Title:
BLOWER
Document Type and Number:
WIPO Patent Application WO/2022/137726
Kind Code:
A1
Abstract:
According to the present invention, a plurality of blowers can be reliably linked together without the need for strong force. A first case 21 has a first flange 25. A second case 31 has a second flange 35, and is linked to the first case by bringing the second flange into contact with the first flange of the first case. First engaging portions 27 are provided in the first flange, and second engaging portions 28 are provided in the first flange, spaced apart from the first engaging portions in a direction of rotation with respect to an axis of the first case. Third engaging portions 37 that engage with the first engaging portions are provided on the second flange. Resilient fourth engaging portions 38 are arranged in the second flange, spaced apart from the third engaging portions in a direction of rotation with respect to an axis, and one end portion of each fourth engaging portion is provided in the second flange, and the other end portions engage with the second engaging portions.
Inventors:
SASO KYOSUKE (JP)
OBAYASHI MASATOSHI (JP)
NAKADA YUKI (JP)
UCHIDA TOSHIYA (JP)
OBAYASHI MASATOSHI (JP)
NAKADA YUKI (JP)
UCHIDA TOSHIYA (JP)
Application Number:
PCT/JP2021/037116
Publication Date:
June 30, 2022
Filing Date:
October 07, 2021
Export Citation:
Assignee:
NIDEC COPAL ELECTRONICS CORP (JP)
International Classes:
F04D25/16; F04D29/52; F04D29/64
Foreign References:
| JP2009228675A | 2009-10-08 | |||
| JP3959359B2 | 2007-08-15 | |||
| JP2009281156A | 2009-12-03 |
Attorney, Agent or Firm:
S & S INTERNATIONAL PPC (JP)
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