Cigarette filter with adjustable gate

Abstract

A tip filter with gate for cigarette is composed of a filtering fiber rod consisting of two segments, a cylindrical gate with one or more through holes between said two segments of filtering fiber rod, and packing paper. Said cylindrical gate made of wood or paper can change the flow state and route of smoke for filtering the harmful substances from smoke well.

Description

technical field [0001] The invention relates to a cigarette filter and belongs to the technical field of cigarette manufacturing. Background technique [0002] The traditional cigarette filter is a cylindrical filter fiber rod made of a piece of paper-wrapped tow. Under the action of suction, the mainstream smoke passes through the entire filter, and part of the harmful substances in the smoke are effectively filtered. The efficiency is generally below 50%, and the smoke entering the oral cavity from the end of the filter tip still contains a large amount of residual harmful substances, so the filtering effect is not ideal. Contents of the invention [0003] The invention aims at the deficiencies of the prior art, and provides a cigarette filter tip with a joint door with a simple structure and good filtering performance. [0004] The purpose of the present invention is achieved through the following technical solutions: a cigarette filter with a joint door, including fil...

AI Technical Summary

Problems solved by technology

[0002] The traditional cigarette filter is a cylindrical filter fiber rod made of a piece of paper-wrapped tow. Under the action of suction, the mainstream smoke passes through the entire filter, and part of the harmful substances in the smoke are effectively filtered. The efficiency is generally below 50%, and the smoke entering the mouth from the end of the filter still contains a large amount of residual harmful substances, so the filtering effect is not ideal

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