Heating furnace using self-calibration mode
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 15, 2020
Grant Date -
Jul 27, 2017
app pub date -
Jan 26, 2016
filing date -
Jan 26, 2016
priority date (Note) -
In Force
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
A heating control method includes determining a first speed for an air circulation fan that corresponds with a temperature set point using a temperature map that maps temperatures to speeds of the air circulation fan and operating the air circulation fan at the first speed and a heating unit in a first configuration with at least one active burner from a plurality of burners where less than all of the burners are active when the heating unit is in the first configuration. The method further includes measuring a first temperature while operating the air circulation fan at the first speed, determining a temperature difference between the first temperature and the temperature set point, comparing the temperature difference to a temperature difference threshold, and updating the temperature map to map the first speed to the first temperature when the temperature difference is greater than the temperature difference threshold.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
LENNOX INDUSTRIES INC | 2100 LAKE PARK BLVD RICHARDSON TX 75080 |
International Classification(s)

- 2016 Application Filing Year
- F24D Class
- 237 Applications Filed
- 177 Patents Issued To-Date
- 74.69 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Beste, Mark G | Grapevine, US | 9 | 52 |
# of filed Patents : 9 Total Citations : 52 | |||
Perez, Eric M | Hickory Creek, US | 10 | 65 |
# of filed Patents : 10 Total Citations : 65 | |||
Schneider, Steven | Plano, US | 29 | 327 |
# of filed Patents : 29 Total Citations : 327 |
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Patent Citation Ranking
- 1 Citation Count
- F24D Class
- 55 % this patent is cited more than
- 5 Age
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- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Mar 15, 2028 |
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