EP 3869118 A1 20210825 - ELECTRIC WATER HEATER
Title (en)
ELECTRIC WATER HEATER
Title (de)
ELEKTRISCHER WASSERERHITZER
Title (fr)
CHAUFFE-EAU ÉLECTRIQUE
Publication
Application
Priority
SK 212020 A 20200224
Abstract (en)
1. An electric water heater, in particular an electric water heater with a variable heating output for use in a closed - loop water heating system, comprising a water tank with a cold water inlet (10) and a hot water outlet (20), a heating block (1) for heating the water in the water tank, a safety temperature limiter (3) for switching electrical contacts of the electric water heater and thermally conductive means for conducting heat from the heating block (1) to the safety temperature limiter (3), characterized in that the heating block (1) comprises of a first heating element (2) and at least one further heating element (2'), the safety temperature limiter (3) is surrounded in the tank by heating elements (2, 2'), all the heating elements (2, 2') and the safety temperature limiter (3) are in touch contact with the thermally conductive means.
IPC 8 full level
F24H 9/20 (2006.01); F24H 1/12 (2006.01); F24H 1/20 (2006.01); F24H 9/18 (2006.01)
CPC (source: EP US)
F24H 1/124 (2013.01 - EP); F24H 1/202 (2013.01 - EP); F24H 9/1818 (2013.01 - EP); F24H 9/2021 (2013.01 - EP US); F24H 15/132 (2022.01 - EP US); F24H 15/223 (2022.01 - EP US); F24H 15/37 (2022.01 - EP US); F24H 15/12 (2022.01 - EP US); F24H 15/174 (2022.01 - EP US)
Citation (applicant)
- US 2017059208 A1 20170302 - CHAUDHRY RAHEEL A [US]
- EP 3037741 B1 20180314 - VAILLANT GMBH [DE]
- CN 101014219 A 20070808 - CHANGSHU XINLI ELECTRIC DEVICE [CN]
Citation (search report)
- [XYI] DE 19545155 A1 19960613 - GLANZ GERHARD [AT]
- [Y] FR 2525294 A1 19831021 - RHEEM RADI SPA [IT]
- [YD] EP 3037741 B1 20180314 - VAILLANT GMBH [DE]
- [A] US 2479587 A 19490823 - NATHAN MORRIS, et al
- [A] DE 1454731 A1 19690904 - VAILLANT JOH KG
- [A] US 2606271 A 19520805 - NATHAN MORRIS
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 21158608 A 20210223