US 12,245,604 B2
Oven smoker
David Leslie Hastings, Dunedin (NZ)
Assigned to FISHER & PAYKEL APPLIANCES LIMITED, (NZ)
Appl. No. 17/630,555
Filed by FISHER & PAYKEL APPLIANCES LIMITED, Auckland (NZ)
PCT Filed Jul. 29, 2020, PCT No. PCT/NZ2020/050079
§ 371(c)(1), (2) Date Jan. 27, 2022,
PCT Pub. No. WO2021/020974, PCT Pub. Date Feb. 4, 2021.
Claims priority of application No. 755828 (NZ), filed on Jul. 29, 2019.
Prior Publication US 2022/0248696 A1, Aug. 11, 2022
Int. Cl. A23B 4/052 (2006.01); F24C 1/04 (2021.01); F24C 15/20 (2006.01)
CPC A23B 4/0523 (2013.01) [F24C 1/04 (2013.01); F24C 15/2007 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A cooking appliance, comprising:
a cooking chamber for cooking food, the cooking chamber having a base, at least one wall and a door for closing the cooking chamber, and
a smoke generator in the cooking chamber comprising:
a compartment in the base, a wall or the door of the cooking chamber for smoke generation, the compartment configured to receive a combustible fuel for generating smoke,
an igniter in or installable in the compartment,
a fluid injector in the compartment, and
a fluid pump controllable to inject combustion-enhancing fluid into the compartment via the fluid injector,
the cooking appliance further comprising a door lock for locking the door of the cooking chamber in a closed position, and
a controller connected to the igniter, the door lock and the fluid pump and configured to, when a smoking cycle of the cooking appliance is activated, lock the door of the cooking chamber in a closed position, activate the fluid injection pump to inject combustion-enhancing fluid into the compartment via the fluid injector, and energise the igniter to ignite the combustible fuel and generate smoke therefrom.