Apparatus for cooking out of doors, namely, cooking stoves; appliances for cooking being gas stoves; cooking stoves; gas cooking appliances being gas stoves; gas stoves; appliances for heating beverages being gas stoves; appliances for heating foodstuffs being gas stoves; heating apparatus for foodstuffs being gas stoves; heating apparatus for solid, liquid or gaseous fuels; gas burners; gas cookers; gas stoves