coming into action when lighting device is disturbed, dismounted, or broken

Full Title

Safety devices structurally associated with lighting devices > coming into action when lighting device is disturbed, dismounted, or broken

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

Child Classifications

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• F21V 25/04 breaking the electric circuit
• F21V 25/06 feeding a quenching fluid to the light source
• F21V 25/08 cutting the incandescent filament