IPC Subgroup
F24H 15/2 characterised by control inputs
Introduced: January 2022
Full Title
Control of fluid heaters > characterised by control inputs
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- HEATING; RANGES; VENTILATING
- Subclass:
- FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
20 direct subcodes
Child Classifications
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- F24H 15/204 Temperature of the air before heating
- F24H 15/208 Temperature of the air after heating
- F24H 15/212 Temperature of the water
- F24H 15/227 Temperature of the refrigerant in heat pump cycles
- F24H 15/235 Temperature of exhaust gases
- F24H 15/238 Flow rate
- F24H 15/242 Pressure
- F24H 15/246 Water level
- F24H 15/25 Temperature of the heat-generating means in the heater
- F24H 15/254 Room temperature
- F24H 15/258 Outdoor temperature
- F24H 15/262 Weather information or forecast
- F24H 15/265 Occupancy
- F24H 15/269 Time, e.g. hour or date
- F24H 15/273 Address or location
- F24H 15/277 Price
- F24H 15/281 Input from user
- F24H 15/288 Accumulation of deposits, e.g. lime or scale
- F24H 15/292 Metering of electricity sold to the grid
- F24H 15/296 Information from neighbouring devices
Top Applicants
Top 10 applicants by patent filingsfor class F24, 2013–2023, worldwide · Source: EPO PATSTAT
- MIDEA 21,834
- GREE ELECTRIC APPLIANCES 21,535
- GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 20,870
- QINGDAO HAIER AIR CONDITIONER COMPANY 15,443
- HAIER SMART HOME 15,442
- QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 10,008
- AUX AIR CONDITIONING COMPANY 7,723
- NINGBO AUX ELECTRIC COMPANY 7,499
- NINGBO FOTILE KITCHENWARE COMPANY 6,712
- LG ELECTRONICS KR 6,441