Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

COMBUSTION APPARATUS; COMBUSTION PROCESSES

Subclass:

SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES

Child Classifications

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• F23L 17/02 Tops for chimneys or ventilating shafts; Terminals for flues
• F23L 17/16 Induction apparatus, e.g. steam jet, acting on combustion products beyond the fire