FILTER FOR TOBACCO PRODUCTS Russian patent published in 2019 - IPC A24D3/00 

FIELD: smoking accessories.

SUBSTANCE: invention relates to filter for tobacco products. Filter for a tobacco product comprises a mouth end section formed on a mouthpiece; and a cavity section formed immediately upstream of the mouth end section and not containing a filter material, wherein the cavity section comprises a capsule, in which the liquid content is enclosed, wherein the capsule has a fragile portion configured to eject content therethrough enclosed in the capsule, when the capsule is compressed, the capsule is placed in the cavity section in a predetermined position such that the fragile portion faces the mouth end section, and the mouth end section has an insertion portion formed therein, configured to conduct liquid contents ejected through the fragile portion, to the mouth end, wherein the mouth end section comprises a mouthpiece forming element which comprises a hollow channel extending in the axial direction to allow passage of the contents ejected through the fragile portion, and limits flow of content to other regions besides hollow channel, hollow channel of mouthpiece forming element makes input section.

EFFECT: provision of increased possibility of supply for filter of tobacco product equipped with capsule, in which contents for supply into oral cavity is enclosed.

14 cl, 13 dwg