Aerosol-generating system having a heater assembly and a cartridge for an aerosol-generating system having a fluid permeable heater assembly

  • US 10,874,142 B2
  • Filed: 12/15/2014
  • Issued: 12/29/2020
  • Est. Priority Date: 02/10/2014
  • Status: Active Grant
First Claim
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1. A cartridge for an electrically operated aerosol-generating system, comprising:

  • a liquid storage portion comprising a rigid housing holding a liquid aerosol-forming substrate, the housing having an opening; and

    a fluid permeable heater assembly comprising a plurality of electrically conductive filaments;

    wherein filaments of the plurality have a diameter between 8 μ

    m and 100 μ

    m, wherein the fluid permeable heater assembly is fixed to the rigid housing and extends across the opening of the rigid housing, and wherein the fluid permeable heater assembly is substantially flat and formed in a single plane.

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