Cigarette heating device
US11980232B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2019 |
| Grant date | May 14, 2024 |
| Priority date | — |
| Expiry date | Jan 29, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F40/46
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A cigarette heating device includes a cigarette holder, a heating cavity and a base which are connected in sequence. A top end of the heating cavity is communicated with the cigarette holder, the heating cavity is connected with a power supply device, and the power supply device is disposed at the base. The heating cavity includes a shell and a heating assembly for heating and baking a cigarette, the heating assembly is electrically connected with the power supply device, the shell surrounds an outer side of the heating assembly, and two ends of the shell are connected with the cigarette holder and the base, respectively. An air passage is disposed at a bottom end of the shell, and the heating cavity is communicated with an external environment through the air passage for air to enter and exit the heating cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.