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IPC Subclass
F24S

SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS

Introduced: January 2018

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
HEATING; RANGES; VENTILATING
Subclass:
SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS

Description

F24S covers solar thermal collectors and complete solar heating systems designed to capture and utilize solar energy for heating applications. This includes flat-plate collectors, evacuated tube collectors, concentrating solar systems, and integrated solar heating installations for residential, commercial, or industrial use. The classification encompasses both the collector components themselves and system-level technologies such as heat storage, circulation systems, and thermal control mechanisms. Adjacent photovoltaic technologies (F24J) and other renewable heating methods are classified separately.

Additional Content

Glossary

solar heat collector modules solar heat collector module whole solar heat collectors; part of solar heat collectors, e.g. reflectors, lens or heat storages. absorbing elements absorbing element elements for absorbing solar-ray and converting it into heat solar heat systems solar heat system systems having solar heat collectors as their components and using the collected heat

Limiting references

Devices for producing mechanical power from solar energy

Application references

Distillation or evaporation of water using solar energy Drying solid materials or objects by radiation, e.g. from the sun Thermophotovoltaic systems Photovoltaic [PV] modules including means associated with the PV module to utilise heat energy Photovoltaic [PV] cells including means directly associated with the PV cell to utilise heat energy

Related Keywords

HEATING by solar heatutilising NATURALLY-OCCURRING heatRANGE(S) using solar heatSOLAR heat collectorsusing SOLAR heatSTOVES using solar heat

12 direct subcodes

Child Classifications

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  • F24S 21/00 Solar heat collectors not provided for in groups

Top Applicants

Top 10 applicants by patent filingsfor class F24, 2013–2023, worldwide · Source: EPO PATSTAT

  1. MIDEA 21,834
  2. GREE ELECTRIC APPLIANCES 21,535
  3. GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 20,870
  4. QINGDAO HAIER AIR CONDITIONER COMPANY 15,443
  5. HAIER SMART HOME 15,442
  6. QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 10,008
  7. AUX AIR CONDITIONING COMPANY 7,723
  8. NINGBO AUX ELECTRIC COMPANY 7,499
  9. NINGBO FOTILE KITCHENWARE COMPANY 6,712
  10. LG ELECTRONICS KR 6,441