Patent ID: 6158530
Filing Date: 2000-12-12
Classification: A24F

Abstract:
In combination, a cigarette combustion unit, a sidestream smoke filtering device and a plenum interconnecting said cigarette combustion unit with said filtering device, said combination comprising:i) an elongate combustion chamber having an open end for receiving a lit cigarette, a lower wall portion of said combustion chamber at least having an air porous portion to permit air to enter said combustion chamber;ii) a plenum connected to said open end of said combustion chamber;iii) a cigarette holder extending through said plenum to support a lit cigarette in said combustion chamberiv) said plenum having a sidestream smoke inlet in communication with said combustion chamber, said plenum having an outlet for sidestream smoke spaced from said inlet,v) said sidestream smoke filtering device being connected to said plenum outlet.