EP 2363654 B1 20160907 - Air conditioner
Title (en)
Air conditioner
Title (de)
Klimaanlage
Title (fr)
Climatiseur
Publication
Application
Priority
JP 2010039419 A 20100224
Abstract (en)
[origin: EP2363654A2] An air conditioner comprising: a set of outdoor unit 2 having a compressor 21 that compresses a refrigerant, an outdoor heat exchanger 22, and a four-way valve 23; and a plurality of indoor units 3 respectively having indoor heat exchangers 31 connected to the outdoor unit through a liquid refrigerant pipe 5 and a gas refrigerant pipe 6, in which the outdoor unit is arranged above the indoor units. The air conditioner further includes: on-off valves 32 respectively provided in the indoor units 3 on a side of the liquid refrigerant pipe 5; and a controller 72 that performs a defrost operation by switching the four-way valve 23, and the controller once controls the on-off valves 32 in a closing direction when the four-way valve 23 switches the defrost operation to a heating operation.
IPC 8 full level
F24F 1/00 (2011.01); F24F 3/06 (2006.01); F24F 11/00 (2006.01); F25B 5/02 (2006.01); F25B 47/02 (2006.01)
CPC (source: EP US)
F24F 3/065 (2013.01 - EP); F24F 11/30 (2017.12 - EP US); F24F 11/42 (2017.12 - EP US); F24F 11/64 (2017.12 - EP US); F24F 11/84 (2017.12 - EP US); F25B 47/025 (2013.01 - EP); F24F 11/41 (2017.12 - EP US); F24F 2110/10 (2017.12 - EP US); F24F 2110/12 (2017.12 - EP US); F24F 2140/00 (2017.12 - EP US); F24F 2140/12 (2017.12 - EP US); F25B 5/02 (2013.01 - EP); F25B 2600/2513 (2013.01 - EP); F25B 2600/2519 (2013.01 - EP)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 2363654 A2 20110907; EP 2363654 A3 20141203; EP 2363654 B1 20160907; JP 2011174667 A 20110908
DOCDB simple family (application)
EP 11152696 A 20110131; JP 2010039419 A 20100224