Substitute smoking consumable
A heat not burn consumable ( 1 ) comprising a plant product ( 5 ) interspersed with a thermally conductive material in alternating layers such as radially or circumferentially alternating layers. The thermally conductive material may comprise at least one tubular element or may have a spiral configuration. The thermally conductive material may form spokes ( 4 A- 4 E) within the plant product. A heating element may abut a first longitudinal end face ( 2 ) of the consumable ( 1 ) with a longitudinally-extending conductive element ( 6 ) which protruding axially from the longitudinal end face ( 2 ). The plant product ( 5 ) may have a smooth surface and the thermally conductive material ( 4 ) may be textured. The layers of thermally conductive material may have a grid configuration or a boustrophedonic configuration.
1. A heat not burn consumable comprising:
a solid plant product interspersed with a thermally conductive material;
wherein a transverse cross-section through the consumable comprises circumferentially alternating layers of the plant product and the thermally conductive material;
further comprising a longitudinally-extending conductive element at the axial center of the consumable formed of the thermally conductive material or a further thermally conductive material;
wherein the longitudinally-extending conductive element is a solid rod.
2. A heat not burn consumable comprising:
a plant product interspersed with a thermally conductive material;
wherein the plant product comprises laminar sheets having a smooth surface; and
wherein the thermally conductive material comprises laminar sheets having a textured surface;
wherein a transverse cross-section through the heat not burn consumable comprises circumferentially alternating layers of the plant product and the thermally conductive material.
3. A heat not burn unit comprising:
a heat not burn consumable having a having a first longitudinal end face, the consumable comprising a plant product interspersed with a thermally conductive material; and
a heating element abutting the first longitudinal end face of the consumable;
wherein an outer surface of the consumable comprises a tubular sheath formed of a thermally conductive material comprising carbon, metal and/or metal alloy and the heating element further comprises a tubular portion which thermally contacts the tubular sheath;
wherein the first longitudinal end face of the consumable comprises circumferentially alternating layers of the plant product and the thermally conductive material.
4. The heat not burn unit of claim 3 wherein the thermally conductive material comprises a longitudinally-extending conductive element which protrudes axially from the longitudinal end face of the consumable.
5. The heat not burn consumable according to claim 1 , wherein the thermally conductive material comprises at least one laminar sheet having a planar heating surface extending in a longitudinal direction through the consumable.
6. The heat not burn consumable according to claim 5 , comprising a plurality of laminar sheets each having a planar heating surface extending in a longitudinal direction through the consumable.
7. The heat not burn consumable according to claim 1 , wherein the thermally conductive material comprises a plurality of radially and longitudinally extending laminar sheets.
8. The heat not burn consumable according to claim 7 comprising at least five radially and longitudinally extending laminar sheets of thermally conductive material.
9. The heat not burn consumable according to claim 7 , wherein angular separation between the laminar sheets in a transverse cross section of the consumable is equal.
10. The heat not burn consumable according to claim 5 , wherein the conductive element is thermally coupled to the or each laminar sheet of thermally conductive material.
11. The heat not burn consumable according to claim 5 , wherein the laminar sheets extend from the conductive element to an outer perimeter of the consumable.
12. The heat not burn consumable according to claim 9 , wherein the laminar sheets are equally spaced around the perimeter of the conductive element.
13. The heat not burn consumable according to claim 5 , wherein the or each laminar sheet has a longitudinal edge thermally coupled to the conductive element.
14. A heat not burn system comprising:
a heat not burn consumable according to claim 1 and having a first longitudinal end face; and
a heating element, wherein the heating element abuts the first longitudinal end face of the consumable.
15. A system according to claim 14 , wherein the thermally conductive material extends to the first longitudinal end face for thermal abutment with the heating element.
16. A system according to claim 15 , wherein the thermally conductive material is exposed at the first longitudinal end face for thermal abutment with the heating element.
17. A system according to claim 16 , wherein the thermally conductive material comprises at least one laminar sheet having a planar heating surface extending in a longitudinal direction through the consumable and having a transverse edge which extends to and is exposed at the longitudinal end face of the consumable.
18. A system according to claim 17 , wherein a transverse edge of the at least one laminar sheet of thermally conductive material has a spiral, serpentine, circular, reticulated or laminate configuration in the transverse cross-section.