EP 4361521 A1 20240501 - BACK-UP HEATING FOR A HEAT PUMP SYSTEM
Title (en)
BACK-UP HEATING FOR A HEAT PUMP SYSTEM
Title (de)
NOTHEIZUNG FÜR EIN WÄRMEPUMPENSYSTEM
Title (fr)
CHAUFFAGE DE SECOURS POUR SYSTÈME DE POMPE À CHALEUR
Publication
Application
Priority
EP 22203603 A 20221025
Abstract (en)
Providing a back-up heater for heating water in a heat pump system, wherein the back-up heater comprises a tank, a heating element inside the tank, a removable cap positioned over an end of the tank, wherein the tank comprises an inlet for a main water flow at a side of the tank and an outlet for a main water flow at a side of the tank, wherein tank and removable cap are made from plastic and wherein the tank is formed as a single piece of plastic. Such a back-up heater allows for a design of the back-up heater wherein the back-up heater is easy to assemble, can be construed into a variety of shapes and can be build-up in a modular fashion.
IPC 8 full level
F24H 1/10 (2022.01); F24D 3/18 (2006.01); F24D 11/02 (2006.01); F24D 15/04 (2006.01); F24D 17/02 (2006.01); F24H 1/20 (2022.01); F24H 4/02 (2022.01); F24H 9/1818 (2022.01); H05B 3/78 (2006.01)
CPC (source: EP)
F24H 1/102 (2013.01); F24H 1/202 (2013.01); F24H 1/208 (2013.01); F24H 4/02 (2013.01); F24H 9/1818 (2013.01); H05B 3/06 (2013.01); H05B 3/78 (2013.01); F24D 3/18 (2013.01); F24D 11/0228 (2013.01); F24D 15/04 (2013.01); F24D 17/02 (2013.01); F24D 2200/08 (2013.01); F24D 2200/12 (2013.01); H05B 2203/021 (2013.01)
Citation (search report)
- [Y] CN 101970940 B 20130807 - DAIKEN CORP, et al
- [XYI] DE 3403359 A1 19850801 - ELTRA GMBH & CO KG LEICHT & TR [DE]
- [XI] US 4185187 A 19800122 - ROGERS DAVID H [US]
- [Y] CN 114938640 A 20220823
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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 22203603 A 20221025; EP 2023077574 W 20231005