Title:
DUCT VENTILATION FAN
Document Type and Number:
WIPO Patent Application WO/2019/159359
Kind Code:
A1
Abstract:
A duct ventilation fan (100) comprises: a ventilation fan main body (2) on the bottom surface of which is provided an air current suction opening; a cosmetic grill (10) detachably mounted on the ventilation fan main body and covering the bottom surface of the ventilation fan main body (2); and two cosmetic grill springs (11) that secure the cosmetic grill (10) to the ventilation fan main body (2), the cosmetic grill (10) having a first-spring-securing component securing part and a second-spring-securing component securing part, which are structure parts for securing the springs to which the two cosmetic grill springs (11), respectively, are fixed, the first-spring-securing component securing part and the second-spring-securing component securing part having mutually different shapes.
More Like This:
Inventors:
TAKASE TSUYOSHI (JP)
NAGASAKI DAISUKE (JP)
MASUDA KENJI (JP)
KUSHIHARA AKIHIRO (JP)
NAGASAKI DAISUKE (JP)
MASUDA KENJI (JP)
KUSHIHARA AKIHIRO (JP)
Application Number:
PCT/JP2018/005733
Publication Date:
August 22, 2019
Filing Date:
February 19, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F24F7/10
Foreign References:
| JP2009186059A | 2009-08-20 | |||
| JP2007271179A | 2007-10-18 | |||
| JP2007003019A | 2007-01-11 | |||
| JP2012247086A | 2012-12-13 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
Download PDF: