(19)
(11) EP 4 462 035 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
01.01.2025 Bulletin 2025/01

(43) Date of publication A2:
13.11.2024 Bulletin 2024/46

(21) Application number: 24194751.4

(22) Date of filing: 29.12.2018
(51) International Patent Classification (IPC): 
F24H 9/20(2022.01)
F24H 15/421(2022.01)
 F24H 15/281(2022.01)
(52) Cooperative Patent Classification (CPC):
F24H 9/2035; F24H 15/421; F24H 15/281
(84) Designated Contracting States:
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

(30) Priority: 29.12.2017 CN 201711479483

(62) Application number of the earlier application in accordance with Art. 76 EPC:
18894272.6 / 3653948

(71) Applicants:
  • Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd.
    Wuhu, Anhui 241009 (CN)
  • Midea Group Co., Ltd.
    Foshan, Guangdong 528311 (CN)

(72) Inventors:
  • LIAN, Weiwen
    Anhui 241009 (CN)
  • WANG, Hua
    Anhui 241009 (CN)
  • WU, Shihua
    Anhui 241009 (CN)
  • HUANG, Maolin
    Anhui 241009 (CN)

(74) Representative: RGTH 
Patentanwälte PartGmbB Neuer Wall 10
20354 Hamburg
20354 Hamburg (DE)

   


(54) GAS WATER HEATER AND PARAMETRIC CODE TRANSFORMATION METHOD AND APPARATUS THEREFOR


(57) A gas water heater and a parametric code transformation method and apparatus therefor. The gas water heater comprises a gas source dial switch (100). The transformation method comprises the following steps: (S1) acquiring dial state information of a gas source dial switch (100), and determining a gas source of a gas water heater according to the dial state information, wherein the gas source of the gas water heater comprises natural gas and liquefied gas; (S2) if the gas source is natural gas, transforming a parametric code of the gas water heater into a first parametric code; and (S3) if the gas source is liquefied gas, acquiring a parametric code difference value, and transforming the parametric code of the gas water heater into a second parametric code according to the first parametric code and the parametric code difference value.







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