IPC Main Group
F24S 40/00 Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
Introduced: January 2018
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- HEATING; RANGES; VENTILATING
- Subclass:
- SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
8 direct subcodes
Child Classifications
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- F24S 40/1 Protective covers or shrouds; Closure members, e.g. lids
- F24S 40/2 Cleaning; Removing snow
- F24S 40/4 Preventing corrosion; Protecting against dirt or contamination
- F24S 40/5 Preventing overheating or overpressure
- F24S 40/6 Arrangements for draining the working fluid
- F24S 40/7 Preventing freezing
- F24S 40/8 Accommodating differential expansion of solar heat collector elements
- F24S 40/9 Arrangements for testing solar heat collectors
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