IPC Subgroup
F24F 1/02 Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
Introduced: September 1968
Last revised: January 2019
Full Title
Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station > Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- HEATING; RANGES; VENTILATING
- Subclass:
- AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
13 direct subcodes
Child Classifications
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- F24F 1/022 comprising a compressor cycle
- F24F 1/028 characterised by air supply means, e.g. fan casings, internal dampers or ducts
- F24F 1/029 characterised by the layout or mutual arrangement of components, e.g. of compressors or fans
- F24F 1/03 characterised by mounting arrangements
- F24F 1/032 characterised by heat exchangers
- F24F 1/0326 characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing
- F24F 1/0328 with means for purifying supplied air
- F24F 1/0355 with perfuming or deodorising means
- F24F 1/0358 with dehumidification means
- F24F 1/037 with humidification means
- F24F 1/0373 characterised by heating arrangements
- F24F 1/039 using water to enhance cooling, e.g. spraying onto condensers
- F24F 1/04 Arrangements for portability
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