E-juice dripping type atomizer in electronic cigarette having u-shaped airflow channel
US11285278B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2019 |
| Grant date | Mar 29, 2022 |
| Priority date | — |
| Expiry date | Aug 21, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F40/10
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An e-juice dripping type atomizer includes an e-juice storage tank, wherein a sealed surface of the e-juice storage tank is provided with at least one oil-dropping hole, a piston cylinder is sleeved in an opening of the e-juice storage tank, a piston rod is provided in the piston cylinder, an upper part of the piston rod is detachably connected to a cigarette filter; and a heating wire located at an outlet of an oil-dropping hole. An inner tank and an outer tank are provided outside the e-juice storage tank and the heating wire. The outer tank is fixedly connected to an atomizing outer tube. A side wall of the atomizing outer tube is provided with an air inlet hole. A gap enclosed by air inlet hole, inner tank and outer tank and a gap between e-juice storage tank and inner tank define a U-shaped airflow channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.