Title:
AIR CONDITIONER AND VENTILATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/139828
Kind Code:
A1
Abstract:
[Problem] The purpose of the present invention is to make it possible to supply electric power to a plurality of indoor units even when there is a limitation on the number of electrical outlets. [Solution] The present invention comprises a first indoor unit to which electric power is supplied from a commercial power supply, and a ventilation device. The ventilation device has a first connection terminal to which a first cable is connected, and a second connection terminal to which a second cable is connected. Electric power is supplied to the ventilation device from the first indoor unit via the first cable. Electric power is supplied to an outdoor unit from the first indoor unit via the first and second cables.
Inventors:
UMEZAWA HIKARU (JP)
TAKAHATA SHIGERU (JP)
TAKAHATA SHIGERU (JP)
Application Number:
PCT/JP2022/032176
Publication Date:
July 27, 2023
Filing Date:
August 26, 2022
Export Citation:
Assignee:
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (JP)
International Classes:
F24F1/0007
Domestic Patent References:
| WO2019198151A1 | 2019-10-17 | |||
| WO2019186648A1 | 2019-10-03 |
Foreign References:
| JPH02140551A | 1990-05-30 | |||
| JP2021050834A | 2021-04-01 | |||
| JP2017110881A | 2017-06-22 | |||
| JP2002089923A | 2002-03-27 | |||
| JP2019011887A | 2019-01-24 | |||
| JP2008164184A | 2008-07-17 |
Attorney, Agent or Firm:
KNOWLEDGE PARTNERS PPC (JP)
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