Aerosol generating device with multiple heaters
US10881144B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2017 |
| Grant date | Jan 5, 2021 |
| Priority date | — |
| Expiry date | Mar 4, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8212
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An electrically heated aerosol-generating device includes a storage portion configured to contain an aerosol-forming substrate and having a fluid permeable internal surface surrounding an open-ended passage extending through the cartridge. The device includes a housing having a cavity for receiving the cartridge, and a heater assembly positioned in the cavity. The heater assembly includes an elongate support member connected to the housing and arranged to extend into the open-ended passage of a cartridge inserted in the cavity. The heater assembly also includes a plurality of electric heaters fixed to and spaced along the length of the elongate support member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.