characterised by specific fastening means or way of fastening

Full Title

Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages > characterised by specific fastening means or way of fastening

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 17/12 by screwing
• F21V 17/14 Bayonet-type fastening
• F21V 17/16 by deformation of parts of the lighting device; Snap action mounting
• F21V 17/18 Latch-type fastening, e.g. with rotary action
• F21V 17/2 by toggle-action levers