EP 4283219 A1 20231129 - OUTDOOR UNIT, AIR CONDITIONER, AND METHOD FOR DESIGNING OUTDOOR UNIT
Title (en)
OUTDOOR UNIT, AIR CONDITIONER, AND METHOD FOR DESIGNING OUTDOOR UNIT
Title (de)
AUSSENEINHEIT, KLIMAANLAGE UND VERFAHREN ZUM ENTWURF DER AUSSENEINHEIT
Title (fr)
UNITÉ EXTÉRIEURE, CLIMATISEUR, ET PROCÉDÉ DE CONCEPTION D'UNE UNITÉ EXTÉRIEURE
Publication
Application
Priority
JP 2021002459 W 20210125
Abstract (en)
An outdoor unit (100) includes: a casing; and a heat exchanger (3) contained in the casing. The heat exchanger (3) includes a heat transfer tube that allows refrigerant to flow in the heat transfer tube. The refrigerant is R290. The heat transfer tube has an inside tube volume of more than or equal to 70% and less than 100%, relative to a heat transfer tube used to allow R32 to flow.
IPC 8 full level
F25B 39/00 (2006.01); F25B 1/00 (2006.01)
CPC (source: EP)
F24F 1/16 (2013.01); F25B 13/00 (2013.01); F25B 39/02 (2013.01); F25B 39/04 (2013.01); F28D 1/0477 (2013.01); F25B 2339/02 (2013.01); F25B 2339/04 (2013.01); F25B 2400/12 (2013.01); F25B 2500/01 (2013.01); F28D 2021/0061 (2013.01); F28D 2021/0068 (2013.01)
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
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
EP 4283219 A1 20231129; EP 4283219 A4 20240320; JP WO2022157979 A1 20220728; WO 2022157979 A1 20220728
DOCDB simple family (application)
EP 21921086 A 20210125; JP 2021002459 W 20210125; JP 2022576941 A 20210125