Title:
VENTILATOR
Document Type and Number:
WIPO Patent Application WO/2017/149669
Kind Code:
A1
Abstract:
This ventilator is equipped with a fan on the inside of a frame-like frame (2) with an opening in the center, and is secured while the frame-like frame (2) is inserted in the wooden frame installed in a ventilator mounting hole in a wall surface. The frame-like frame (2) has a tubular portion (2a) that is inserted into the wooden frame and a flange portion (60) that extends from the indoor-side end of the tubular portion (2a) along the indoor-side of the wall surface. The flange portion (60) is equipped with screw fixing holes (20a, 30a, 40a, 50a) that are perpendicular to the abutment surface (60a) abutting on the wooden frame and a plurality of oblique screw insertion guide holes (20b, 30b, 40b, 50b) that are inclined to the abutment surface (60a). The plurality of oblique screw insertion guide holes (20b, 30b, 40b, 50b) are arranged in at least two opposing surfaces of the flange portion (60).
More Like This:
| JPH08271004 | VENTILATION FAN FOR DUCT |
| WO/2024/053703 | VENTILATION UNIT |
Inventors:
NAKATANI KAORU (JP)
NAGATA FUKUTARO (JP)
NAGATA FUKUTARO (JP)
Application Number:
PCT/JP2016/056287
Publication Date:
September 08, 2017
Filing Date:
March 01, 2016
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F24F7/10
Foreign References:
| JPH0680180U | 1994-11-08 | |||
| JPS5031752U | 1975-04-08 | |||
| JPH05126374A | 1993-05-21 | |||
| JP2008121954A | 2008-05-29 | |||
| JP2005188772A | 2005-07-14 | |||
| JPS6012123U | 1985-01-26 | |||
| JPS60169871U | 1985-11-11 | |||
| JP2006141188A | 2006-06-01 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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