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Title:
SHELTER VENTILATION SYSTEM, WALL UNIT USED IN SHELTER VENTILATION SYSTEM, SHELTER USING SHELTER VENTILATION SYSTEM, METHOD CONSTRUCTING SHELTER VENTILATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2014/133198
Kind Code:
A1
Abstract:
[Problem] To develop ventilation for the interior of a shelter, whereby it is possible to ensure safety when replacing the main filter unit, in addition to safety when driving the fan of the fan drive unit by manually rotating a crank part. [Solution] A shelter ventilation system, wherein a through hole (13) is provided to the partition wall (7), a pre-treatment filter unit (8) and a main filter unit (9) are provided to the front from (B) side of the partition wall (7), and a fan drive unit (10) and a crank (11) are provided to the refuge room (C) side of the partition wall (7). As a result of this configuration, when the fan of the fan drive unit (10) is rotated manually by the rotation of the crank (11), the worker who performs the manual rotation is able to perform their work in a safe manner, and when replacing the main filter unit (9), the refuge room (C) is prevented from becoming contaminated, thereby making it possible to minimize secondary contamination and secondary pollution within the shelter.

Inventors:
YAMAGUCHI, Tadamasa (1196, EifukuKatou-sh, Hyougo 13, 〒6731313, JP)
Application Number:
JP2014/056381
Publication Date:
September 04, 2014
Filing Date:
February 26, 2014
Export Citation:
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Assignee:
YAMAGUCHI, Tadamasa (1196, EifukuKatou-sh, Hyougo 13, 〒6731313, JP)
International Classes:
F24F7/06; E04H9/14
Foreign References:
US4483273A
JPS56105732U
JP2007297898A
JPS605973A
JP2012140780A
JP2012140779A
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