Title:
HEAT EXCHANGE VENTILATOR
Document Type and Number:
WIPO Patent Application WO/2020/255368
Kind Code:
A1
Abstract:
This heat exchange ventilator (1) comprises: an air supply passage (6); an air discharge passage (7); a normal ventilation passage (11) that is connected to the air discharge passage (7) by a first branch (61) and a second branch (62) on the air discharge passage (7); a box body (60) that includes a dust removal passage (65) connected to a third branch (63) on the air supply passage (6) and a fourth branch (64) on the air discharge passage (7); a heat exchanger (10); an air discharge side passage switching damper (13) that includes an air discharge damper (132) and an air discharge filter (131) of which the arrangement positions are changed to cover one among the first branch (61) and the air discharge passage (7); an air supply side passage switching damper (12) that includes an air supply damper (122) and an air supply filter (121) of which the arrangement positions are changed to cover one among the third branch (63) and the air supply passage (6); and an air discharge passage damper (14) that opens and closes the air discharge passage (7) on the heat exchanger (10) side from the first branch (61).
Inventors:
KUWANA SHINGO (JP)
Application Number:
PCT/JP2019/024646
Publication Date:
December 24, 2020
Filing Date:
June 21, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F24F11/39; F24F7/08
Domestic Patent References:
| WO2016024581A1 | 2016-02-18 |
Foreign References:
| JP2009243731A | 2009-10-22 | |||
| JP2018035984A | 2018-03-08 | |||
| JPH04359794A | 1992-12-14 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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