CPC Subgroup
F21S 45/40 Cooling of lighting devices
Full Title
Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light > Cooling of lighting devices
3 direct subcodes
Child Classifications
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- F21S 45/42 Forced cooling
- F21S 45/47 Passive cooling, e.g. using fins, thermal conductive elements or openings
- F21S 45/49 Attachment of the cooling means