Aerosol generating device with piercing assembly
US10555552B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 30, 2017 |
| Grant date | Feb 11, 2020 |
| Priority date | — |
| Expiry date | Dec 23, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F40/10
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An electrically heated aerosol-generating device includes a main housing having a cavity, a closure body engageable with the main housing to enclose a cartridge in the cavity, and a heater assembly. The heater assembly includes an elongate piercing assembly configured to extend into the open-ended passage of the cartridge and one or more electric heaters. The piercing assembly has a first hollow shaft portion connected to the main housing and a second hollow shaft portion connected to the closure body. The first and second hollow shaft portions have first and second piercing surfaces configured to breakthrough first and second frangible seals when the cartridge is enclosed in the cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.