EP 3907407 A1 20211110 - FAN COIL UNIT WITH SILENCER
Title (en)
FAN COIL UNIT WITH SILENCER
Title (de)
LÜFTERSPULENEINHEIT MIT SCHALLDÄMPFER
Title (fr)
BOBINE DE VENTILATEUR AVEC SILENCIEUX
Publication
Application
Priority
EP 20173180 A 20200506
Abstract (en)
A fan coil unit (300; 700; 800) for a heating, ventilation, and air conditioning (HVAC) system, the fan coil unit (300; 700; 800) comprising: a cabinet (202) having an inlet (208) and an outlet (210), the cabinet housing: a heat exchanger assembly (206), a fan assembly (204), a separator (220) extending across the fan assembly such that the cabinet is divided into an inlet portion (222) and an outlet portion (224), with the fan assembly being for generating a pressure difference between the inlet portion and the outlet portion, and a silencer (350; 750; 850a, 850b) configured to reduce noise generated in the fan coil unit (300; 700; 800) during use of the fan assembly (206) to move air between the inlet (208) and the outlet (210) of the cabinet (202), the silencer comprising: one or more cells (360a, 360b, 360c; 400a; 400b; 400c; 400d; 760a, 760b), wherein each cell comprises an end wall (354; 754), and a perforated wall (352; 752) spaced apart from the end wall.
IPC 8 full level
F04D 25/08 (2006.01); F04D 29/42 (2006.01); F04D 29/66 (2006.01); F24F 13/20 (2006.01); F24F 13/24 (2006.01)
CPC (source: EP)
F04D 25/08 (2013.01); F04D 29/4226 (2013.01); F04D 29/664 (2013.01); F04D 29/665 (2013.01); F05D 2250/191 (2013.01); F24F 2013/205 (2013.01); F24F 2013/242 (2013.01); F24F 2013/245 (2013.01)
Citation (applicant)
- WO 2019171096 A1 20190912 - CARRIER CORP [US], et al
- WO 2017171096 A1 20171005 - SUMITOMO OSAKA CEMENT CO LTD [JP]
Citation (search report)
- [XI] JP H0571752 A 19930323 - SHARP KK
- [XI] JP S63282449 A 19881118 - HITACHI LTD, et al
- [I] JP H04309738 A 19921102 - MITSUBISHI ELECTRIC CORP
- [I] JP 2010145048 A 20100701 - MITSUBISHI ELECTRIC CORP
- [A] EP 1980755 A2 20081015 - KOBE STEEL LTD [JP]
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
DOCDB simple family (publication)
DOCDB simple family (application)
EP 20173180 A 20200506