Title:
AIR CONDITIONER AND VENTILATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/139798
Kind Code:
A1
Abstract:
[Problem] The purpose of the present invention is to enable power supply to an optional unit, even when there is a restriction on the number of outlets. [Solution] The present invention comprises: an indoor unit that is supplied with power from a commercial power source; and a ventilation device. The ventilation device comprises: a first connection terminal to which a first cable is connected; and a second connection terminal to which a second cable is connected. The ventilation device is supplied with power from the indoor unit via the first cable. An outdoor unit is supplied with power from the indoor unit via the first cable and the second cable.
Inventors:
UMEZAWA HIKARU (JP)
TAKAHATA SHIGERU (JP)
TAKAHATA SHIGERU (JP)
Application Number:
PCT/JP2022/005035
Publication Date:
July 27, 2023
Filing Date:
February 09, 2022
Export Citation:
Assignee:
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (JP)
International Classes:
F24F13/20
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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