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    • 3. 发明授权
    • Coaxial cigarette
    • 同轴卷烟
    • US4986287A
    • 1991-01-22
    • US423310
    • 1989-10-18
    • Werner SchneiderHorst BorowskiErwin KauschRolf KuttingMeinhard MeyerKnut MollerBernd-Henrik MullerAdolf Schluter
    • Werner SchneiderHorst BorowskiErwin KauschRolf KuttingMeinhard MeyerKnut MollerBernd-Henrik MullerAdolf Schluter
    • A24D1/00
    • A24D1/00
    • A coaxial cigarette comprising an inner core of a material glowing away substantially without residue, in particular tobacco material, with a sheath for the inner core, an outer jacket coaxially surrounding the inner core and its sheath and comprising a tobacco and/or non-tobacco material, and a sheath for the outer jacket, has a diameter of the inner core which lies in the range from 45% to 80% of the outer diameter of the coaxial cigarette; the inner core has a packing density in the range from 300 to 400 mg/cm.sup.3 ; the outer jacket has a packing density in the rnage from 170 to 250 mg/cm.sup.3. The sheath of the inner core has an air permeability of less than 3 ISO units. The outer sheath has a front segment to be lit and a rear mouth-side segment; the front ignition-side segment of the outer sheath contains conventional glow salts and has an air permeability of 15 to 40 ISO units and the rear mouth-side segment of the outer sheath contains no glow salts and has an air permeability of less than 3 ISO units.
    • 一种同轴香烟,其包括基本上没有残留物,特别是烟草材料发光的材料的内芯,其具有用于内芯的护套,外护套同轴地围绕内芯及其护套并且包括烟草和/或非烟草 材料和护套,具有内芯的直径在同轴卷烟的外径的45%至80%的范围内; 内核的填充密度在300-400mg / cm3的范围内; 外护套的填充密度为170-250mg / cm3。 内芯的护套具有小于3 ISO单位的透气性。 外护套具有要被点燃的前段和后口侧段; 外护套的前点火侧段包含常规的辉光盐,透气度为15至40 ISO单位,外护套的后口侧段不含辉光盐,透气度小于3 ISO 单位。