Title:
HEAT EXCHANGE ELEMENT AND HEAT EXCHANGE VENTILATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/261486
Kind Code:
A1
Abstract:
A heat exchange element (1) is equipped with first heat transfer units (2a) forming first air passages (5), and second heat transfer units (2b) forming second air passages (6). The first air passages (5) and second air passages (6) have a first-width air passage (9), which extends downstream in the airflow direction from an air flow inflow opening (22), and two or more second-width air passages (10), which are formed by dividing the first-width air passage (9) into two or more passages on the downstream side of the first-width air passage (9). The air passage width of the second-width air passages (10) is less than the air passage width of the first-width air passages (9).
Inventors:
SOTOKAWA HAJIME (JP)
Application Number:
PCT/JP2019/025595
Publication Date:
December 30, 2020
Filing Date:
June 27, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F28F3/08; F24F7/08
Domestic Patent References:
| WO2018179393A1 | 2018-10-04 |
Foreign References:
| JP2001174172A | 2001-06-29 | |||
| JPS4633625Y1 | 1971-11-19 | |||
| JPS6412142U | 1989-01-23 | |||
| CN1707213A | 2005-12-14 | |||
| JP2007003115A | 2007-01-11 | |||
| JP2017110842A | 2017-06-22 | |||
| US20170045257A1 | 2017-02-16 | |||
| JPH04313694A | 1992-11-05 | |||
| JP2013137179A | 2013-07-11 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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