Apparatus for heating smokable material
US11235109B2 · kind B2 · utility
13Cited by
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21Claims
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Assignee
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Key dates
| Filing date | Jul 24, 2017 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | Sep 6, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M15/06
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method and apparatus for controlling a heater arrangement in a device arranged to heat smokable material is described. The method includes implementing a heater control loop, which control loop performs steps in one or more successive control periods. The control steps include determining a current remaining on time for a heating element of a heater arrangement based on the current rate of change of temperature, a target temperature and a current temperature of a zone of the device arranged to heat smokable material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.