Feedback controlled RTD adjustment for an aerosol-generating device
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United States of America Patent
Stats
-
Jun 30, 2020
Grant Date -
Jan 25, 2018
app pub date -
Feb 25, 2016
filing date -
Feb 27, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An electrically heated aerosol-generating device and system are provided, the device including an outer housing having a cavity configured to receive an aerosol-generating substrate; an electrical heater including at least one heating element configured to heat the aerosol-generating substrate in the cavity to generate an aerosol; at least one air inlet, at least one air outlet; an airflow pathway extending from the at least one air inlet, through the cavity, to the at least one air outlet; means for determining the resistance-to-draw of the airflow pathway; and means for adjusting the resistance-to-draw of the airflow pathway in dependence on the determined resistance-to-draw. The system comprises an electrically heated aerosol-generating device and an aerosol-forming substrate comprising tobacco.
First Claim
Other Claims data not available
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 22 Citation Count
- H05B Class
- 98.23 % this patent is cited more than
- 5 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 30, 2027 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 30, 2031 |
