Patent ID: 11950330
Assignee: PHILIP MORRIS PRODUCTS S.A.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  A  F  G | IPC A  F  G  H

Claim 0:
1. A cartridge for an aerosol-generating system, the cartridge comprising:
a liquid storage portion comprising a housing containing a liquid aerosol-forming substrate, the housing having an open end; and
a heater assembly comprising:
an electrical heating element configured to heat the liquid aerosol-forming substrate to form an aerosol, the electrical heating element including a planar filament arrangement having one or more electrically conductive filaments,
an electrically insulating substrate having a planar attachment face, the filament arrangement being disposed on the planar attachment face, and
clamping elements mechanically fixing the filament arrangement to the electrically insulating substrate and applying a pulling force onto the filament arrangement,

wherein at least a portion of the heater assembly is fluid-permeable, and
wherein the heater assembly is arranged over the open end of the housing.