HEAT-INSULATED DEVICE FOR HEATING SMOKING MATERIAL Russian patent published in 2017 - IPC A24F47/00 

FIELD: tobacco industry.

SUBSTANCE: invention relates to a device for heating of a smoking material for evaporation of at least one component of smoking material, including an insulation area, having an inner region in which pumping creates lower pressure than outside insulation.

EFFECT: present design of device ensures reduced heat losses during its operation in heating chamber, while increasing heating efficiency of smoking material; also providing invariability of produced amount of evaporated aromatic compounds from drawing to drawing.

26 cl, 22 dwg