US 11,916,219 B2
Flexible air supply damper system for preventing overdrying-caused defect of secondary battery electrode plate
Sang Hwa Lee, Daejeon (KR); Se Hun Park, Daejeon (KR); and Hoe Sun Jeong, Daejeon (KR)
Assigned to SK ON CO., LTD., Seoul (KR)
Filed by SK ON CO. LTD., Seoul (KR)
Filed on Apr. 25, 2023, as Appl. No. 18/306,761.
Application 18/306,761 is a continuation of application No. 17/234,198, filed on Apr. 19, 2021, granted, now 11,670,751.
Claims priority of application No. 10-2020-0046734 (KR), filed on Apr. 17, 2020.
Prior Publication US 2023/0268482 A1, Aug. 24, 2023
Int. Cl. H01M 4/04 (2006.01)
CPC H01M 4/0471 (2013.01) 12 Claims
OG exemplary drawing
 
1. An electrode plate drying apparatus comprising:
a heating unit configured to heat a supplied fluid;
a drying unit configured to dry the electrode plate while receiving the fluid heated through the heating unit; and
a damper unit positioned between the heating unit and the drying unit,
wherein the damper unit is configured to control an amount of the fluid a) heated through the heating unit and b) subsequently introduced into the drying unit, and
wherein the apparatus is configured to adjust the amount of the fluid subsequently introduced into the drying unit while maintaining a temperature of the fluid subsequently introduced into the drying unit constant by the damper unit.