US 11,656,000 B2
Burner control system
Peter M. Anderson, St. Paul, MN (US); Rolf L. Strand, Crystal, MN (US); Frederick Hazzard, Plymouth, MN (US); and Gregory Young, Blaine, MN (US)
Assigned to Ademco Inc., Golden Valley, MN (US)
Filed by Ademco Inc., Golden Valley, MN (US)
Filed on Aug. 13, 2020, as Appl. No. 16/993,162.
Claims priority of provisional application 62/886,773, filed on Aug. 14, 2019.
Prior Publication US 2021/0048223 A1, Feb. 18, 2021
Int. Cl. F24H 1/18 (2022.01); F24H 9/20 (2022.01); F24H 9/1836 (2022.01); F24D 18/00 (2022.01); F24D 101/60 (2022.01)
CPC F24H 1/186 (2013.01) [F24D 18/00 (2022.01); F24H 9/1836 (2013.01); F24H 9/2035 (2013.01); F24D 2101/60 (2022.01); F24H 2240/01 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A water heater comprising:
a power source that is non-rechargeable;
a controller configured to receive power from the power source;
an energy storage system comprising a rechargeable power supply and configured to provide power to a first valve operator of the water heater to cause a pilot flame, wherein the water heater is configured to prevent the controller from receiving power from the rechargeable power supply; and
a thermoelectric device configured to provide power to recharge the rechargeable power supply,
wherein the thermoelectric device is configured to generate power in response to the pilot flame, and
wherein the thermoelectric device is configured to provide power to a second valve operator of the water heater when the thermoelectric device generates power, and
wherein the water heater is configured such that the energy storage system cannot energize the second valve operator.