US 11,987,773 B2
Beverage maker and method for controlling beverage maker
Sunyoung Park, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Jan. 21, 2020, as Appl. No. 16/747,905.
Claims priority of application No. 10-2019-0009881 (KR), filed on Jan. 25, 2019.
Prior Publication US 2020/0239817 A1, Jul. 30, 2020
Int. Cl. C12C 11/00 (2006.01); B67C 3/00 (2006.01); C12C 13/10 (2006.01)
CPC C12C 11/006 (2013.01) [B67C 3/007 (2013.01); C12C 13/10 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A beverage maker, comprising:
a fermentation tank forming a space in which a beverage is made;
a gas discharge channel connected to an inside of the fermentation tank;
a gas discharge valve disposed in the gas discharge channel;
a gas pressure sensor disposed in the gas discharge channel;
a flow sensor disposed in the gas discharge channel; and
a controller configured to control a primary fermentation operation of the beverage to be made, wherein the controller is configured to:
open or close the gas discharge valve during the primary fermentation operation, sense a pressure detected by the gas pressure sensor while the gas discharge valve is closed, and confirm the primary fermentation operation to be complete, when a detected pressure change is equal to or less than a primary fermentation reference pressure change;
further perform the primary fermentation operation by opening the gas discharge valve, when completion of the primary fermentation operation is confirmed;
acquire information on an amount of carbon dioxide discharged via the gas discharge channel using the flow sensor while the primary fermentation operation is further performed; and
perform a bottling inducing operation for bottling of the beverage, which is being made, into an external container, based on the amount of discharged carbon dioxide.