Electromagnetic heating smoking paraphernalia capable of evenly heating tobacco particles
US11730203B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2019 |
| Grant date | Aug 22, 2023 |
| Priority date | — |
| Expiry date | Jun 21, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F40/20
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An electromagnetic heating smoking paraphernalia capable of evenly heating tobacco particles includes a tobacco particle heating tank, wherein the tobacco particle heating tank includes a metal inductive cylinder and a tight coil, a space between the metal inductive cylinder and the tight coil is a tobacco particle holding cavity; an end of the tobacco particle holding cavity is provided with an upper end wall, the upper end wall is provided with an upper end wall vent hole, the other end of the tobacco particle holding cavity is provided with a lower end wall, the lower end wall is provided with a lower end wall vent hole; the tight coil means that adjacent turns of the coil are tightly placed close to each other in a longitudinal axial direction without a gap; an inner wall of the metal inductive cylinder is provided with an inner wall vent hole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.