Heater, cartridge, atomizer and electronic cigarette having same
US11297880B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2019 |
| Grant date | Apr 12, 2022 |
| Priority date | — |
| Expiry date | May 20, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B2203/021
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A heater, a cartridge, an atomizer and an electronic cigarette having same are disclosed, the heater includes a porous body, configured for absorbing tobacco liquid; the porous body having an absorbing surface and an atomizing surface opposite with each other; the tobacco liquid permeating from the absorbing surface to the atomizing surface; a heating element, disposed on the atomizing surface and configured to atomize the tobacco liquid stored in the porous body into an aerosol; and part of the porous body that is near the atomizing surface having a less thermal conductivity than part of the porous body that is near the absorbing surface, resulting in a big amount of aerosol while not easy to generate burnt flavor and improving user experience.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.