Electronic vapor provision system
US10136676B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 5, 2015 |
| Grant date | Nov 27, 2018 |
| Priority date | — |
| Expiry date | Aug 5, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B2203/021
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Some embodiments provide an electronic vapor provision system including a vaporizer for vaporizing liquid for inhalation by a user of the electronic vapor provision system; a power supply comprising a cell or battery for supplying power to the vaporizer; a sensor for detecting airflow through the electronic vapor provision system as a result of the inhalation by the user; a manual activation device; and a control unit for causing power to be supplied to the vaporizer to vaporize the liquid providing the control unit determines that both (i) the sensor is detecting airflow through the electronic vapor provision system and (ii) the manual activation device has been manually activated by the user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.