Aerosol-generating system comprising a mesh susceptor
There is provided a cartridge for use in an aerosol-generating system, the aerosol-generating system including an aerosol-generating device, the cartridge configured to be used with the device, wherein the device includes a device housing, an inductor coil positioned on or within the housing, and a power supply connected to the inductor coil and configured to provide a high frequency oscillating current to the inductor coil, the cartridge including a cartridge housing containing an aerosol-forming substrate and a ferrite mesh susceptor element positioned to heat the aerosol-forming substrate.
1. A cartridge for rise in an aerosol-generating system, the aerosol-generating system comprising an aerosol-generating device, the cartridge configured to be used with the device,
the aerosol-generating device comprising:
a device housing;
an inductor coil positioned on or within the housing; and
a power supply connected to the inductor coil and configured to provide a high frequency oscillating current to the inductor coil;
the cartridge comprising:
a cartridge housing containing an aerosol-forming substrate and a mesh susceptor element positioned to heat the aerosol-forming substrate, and
a capillary material within the cartridge housing, the capillary material holding the aerosol-forming substrate,
wherein the aerosol-forming substrate is a liquid at room temperature and is configured to form a meniscus in interstices of the mesh susceptor element.
2. The cartridge according to claim 1 , wherein the mesh susceptor element is a ferrite or ferrous mesh susceptor element.
3. The cartridge according to claim 1 , wherein the mesh susceptor element has a mesh size of between 160 and 600 Mesh US.
4. The cartridge according to claim 1 , wherein the mesh susceptor element comprises a plurality of filaments, each filament having a diameter between 8 μm and 100 μm.
5. The cartridge according to claim 1 , wherein the mesh susceptor element has a relative permeability between 500 and 40000.
6. The cartridge according to claim 1 , wherein the mesh susceptor element extends across an opening in cartridge housing.
7. The cartridge according to claim 1 , wherein the mesh susceptor element is welded to the cartridge housing.
8. The cartridge according to claim 1 , wherein the capillary material extends into interstices of the mesh susceptor element.
9. An aerosol-generating system, comprising an aerosol-generating device and a cartridge, the cartridge configured to be used with the device,
the aerosol-generating device comprising:
a device housing;
an inductor coil positioned on or within the housing; and
a power supply connected to the inductor coil and configured to provide a high frequency oscillating current to the inductor coil;
the cartridge comprising:
a cartridge housing containing an aerosol-forming substrate and a mesh susceptor element positioned to heat the aerosol-forming substrate, and
a capillary material within the cartridge housing, the capillary material holding the aerosol-forming substrate,
wherein the aerosol-forming substrate is a liquid at room temperature and is configured to form a meniscus in interstices of the mesh susceptor element.
10. The aerosol-generating system according to claim 9 , wherein the inductor coil is a flat spiral inductor coil.
11. The aerosol-generating system according to claim 10 , wherein the inductor coil has a diameter of less than 10 mm.
12. The aerosol-generating system according to claim 9 , wherein the inductor coil is positioned adjacent to the susceptor element in use.
13. The aerosol-generating system according to claim 9 , wherein an airflow channel is between the inductor coil and the susceptor element in use.
14. The aerosol-generating system according to claim 9 , wherein the system 4 is a handheld smoking system.
15. The cartridge according to claim 1 , wherein the mesh susceptor element comprises a plurality of filaments, each filament having a diameter between 8 μm and 50 μm.
16. The cartridge according to claim 1 . wherein the mesh susceptor element comprises a plurality of filaments, each filament having a diameter between 8 μm and 39 μm.