Electronic vapor provision device
US9497999B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 14, 2013 |
| Grant date | Nov 22, 2016 |
| Priority date | — |
| Expiry date | May 14, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electronic vapor provision device comprising a battery assembly 8 and a vaporizer 24, wherein the battery assembly 8 comprises a power cell 10 and a computer 12, the vaporizer 24 is releasably connectable to the battery assembly 8 and the computer 12 comprises a computer processor 16 and a memory 18; wherein the computer 12 is configured to detect whether the vaporizer 24 is connected to the battery assembly 8; the battery assembly 8 further comprises a capacitor 38; and the computer 12 is configured to first charge the capacitor 38 and then detect whether a vaporizer 24 is connected to the battery assembly 8 by measuring whether the capacitor 38 is discharged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.