IPC Main Group
F21V 14/00 Controlling the distribution of the light emitted by adjustment of elements
Introduced: January 2000
Last revised: January 2018
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- LIGHTING
- Subclass:
- FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
4 direct subcodes
Child Classifications
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- F21V 14/02 by movement of light sources
- F21V 14/04 by movement of reflectors
- F21V 14/06 by movement of refractors
- F21V 14/08 by movement of screens