Title:
VENTILATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/073832
Kind Code:
A1
Abstract:
This ventilation system comprises: an operation unit (11) that receives filter type information from a user; a maintenance timing determination unit that determines, on the basis of the usage time of the filter, whether or not the maintenance timing at which the filter needs to be maintained has arrived; and a display unit (12) that, if the maintenance timing determination unit determines that the filter maintenance timing has arrived, displays a maintenance timing message, which is a text message indicating that the filter maintenance timing has arrived.
Inventors:
OSHIRO HIROYUKI (JP)
NAGATA FUKUTARO (JP)
KOMAE SOTA (JP)
NAGATA FUKUTARO (JP)
KOMAE SOTA (JP)
Application Number:
PCT/JP2021/039658
Publication Date:
May 04, 2023
Filing Date:
October 27, 2021
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F24F11/39; F24F7/08
Foreign References:
| JP2010276266A | 2010-12-09 | |||
| US20120323375A1 | 2012-12-20 | |||
| JP2008196780A | 2008-08-28 | |||
| JP2012122634A | 2012-06-28 | |||
| CN105180386A | 2015-12-23 | |||
| JP2021105456A | 2021-07-26 | |||
| JP2018128177A | 2018-08-16 | |||
| JP2020157420A | 2020-10-01 | |||
| JP2001124383A | 2001-05-11 | |||
| JPH04284807A | 1992-10-09 | |||
| JP2011247451A | 2011-12-08 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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