| 摘要 |
PROBLEM TO BE SOLVED: To provide a smoking article capable of changing an air ventilation level and a gas flow to pass into or through the smoking article.SOLUTION: A second portion includes a sleeve 13, a first portion includes cigarette units 11 and 12 and the second portion includes a material 13 with a ventilation area formed including a ventilation opening. A variable flow system is set to obstruct a portion of the ventilation area selectively at a relative position of the first part to the second part, and the material of the second portion has a predetermined permeability for performing a ventilation at a basic level.SELECTED DRAWING: Figure 3 |
