Title:
VENTILATION FAN
Document Type and Number:
WIPO Patent Application WO/2020/255257
Kind Code:
A1
Abstract:
A ventilation fan (10) that has: a body frame (14) that has a blower thereinside and is to be inserted from an inside wall surface side into a through hole that is formed in a wall part; and a flange part (16) that comprises an upper part (161) that projects upward from one end part of the body frame (14), a lower part (162) that projects downward from the one end part of the body frame (14), and two side parts (163, 164) that project laterally to either side from the one end part of the body frame (14). The upper part (161), the lower part (162), and the two side parts (163, 164) comprise a flange surface (17) that is to abut the inside wall surface. A continuous groove (18) that is to be filled with a caulking material is formed in the flange surface (17) across the lower part (162) and the two side parts (163, 164).
Inventors:
SAKAI SHOTA (JP)
NAKATANI KAORU (JP)
KOBAYASHI YOSHIYUKI (JP)
NAKATANI KAORU (JP)
KOBAYASHI YOSHIYUKI (JP)
Application Number:
PCT/JP2019/024109
Publication Date:
December 24, 2020
Filing Date:
June 18, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F24F7/013
Foreign References:
| JP3033060U | 1997-01-17 | |||
| JPH10246477A | 1998-09-14 | |||
| JP2006284113A | 2006-10-19 | |||
| JP2007088549A | 2007-04-05 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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