EP 2933580 A1 20151021 - HOT WATER GENERATOR
Title (en)
HOT WATER GENERATOR
Title (de)
HEISSWASSERERZEUGER
Title (fr)
GÉNÉRATEUR D'EAU CHAUDE
Publication
Application
Priority
JP 2014081659 A 20140411
Abstract (en)
A hot water generator comprising: a heat pump device formed by annularly connecting, to one another through refrigerant pipes, a compressor 3, a water-refrigerant heat exchanger 4, a decompressor 5 and an evaporator 6a; a heat medium path 12 a through which heat medium heated by the water-refrigerant heat exchanger 4 flows; a hot water tank 15 in which heat med ium or hot water heated by the heat medium is stored; an over pressure relief valve 11 for releasing pressure in an interi or of the heat medium path 12a when this pressure becomes eq ual to or higher than predetermined pressure; an air vent va lve 17 for venting air in the interior of the heat medium pat h 12a; and a casing 29 in which at least the water-refrigera nt heat exchanger 4, the heat medium path 12a, the hot water tank 15, the overpressure relief valve 11 and the air vent v alve 17 are accommodated, wherein the casing 29 is provided with an operating portion cover 25 which can open and close, or can attach and detached, and the overpressure relief val ve 11 and the air vent valve 17 are placed on an inner side o f the operating portion cover 25. This hot water generator has excellent installation performance and maintenance perfo rmance, and an installation area thereof can be saved.
IPC 8 full level
CPC (source: EP)
F24H 1/182 (2013.01); F24H 4/04 (2013.01); F24H 9/02 (2013.01)
Citation (applicant)
WO 2005106346 A1 20051110 - TOSHIBA CARRIER CORP [JP], et al
Citation (search report)
- [Y] EP 2672190 A1 20131211 - CLIVET S P A [IT]
- [Y] US 2013043252 A1 20130221 - NELSON JONATHAN D [US], et al
- [Y] US 6098416 A 20000808 - ADDINGTON ROBERT R [US], et al
- [Y] EP 2530399 A2 20121205 - PANASONIC CORP [JP]
- [Y] DE 202006013448 U1 20061221 - MHK WAERME UND KAELTETECHNIK G [DE]
- [A] GB 731261 A 19550608 - BRITISH THOMSON HOUSTON CO LTD
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)
EP 2933580 A1 20151021; CN 104976764 A 20151014; JP 2015203509 A 20151116
DOCDB simple family (application)
EP 15163142 A 20150410; CN 201510169445 A 20150410; JP 2014081659 A 20140411