Cooling or heating systems; Blowing-through of gun barrels; Ventilating systems

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

WEAPONS

Subclass:

FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE

Child Classifications

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• F41A 13/02 Heating systems
• F41A 13/04 Injecting fluids into barrels or cartridge chambers
• F41A 13/06 Evacuating combustion gas from barrels
• F41A 13/1 Blowers or turbines for evacuating or cooling guns, e.g. driven by combustion gas pressure or recoil
• F41A 13/12 Systems for cooling the outer surface of the barrel