US 12,230,848 B2
Air control valve for fuel cell
Sang Woo Kim, Chuncheon-si (KR); Ju Yong Lee, Suwon-si (KR); and Byeong seung Lee, Seoul (KR)
Assigned to HYUNDAI MOTOR COMPANY, Seoul (KR); and KIA CORPORATION, Seoul (KR)
Filed by HYUNDAI MOTOR COMPANY, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on Jun. 10, 2022, as Appl. No. 17/837,552.
Claims priority of application No. 10-2021-0096663 (KR), filed on Jul. 22, 2021.
Prior Publication US 2023/0024605 A1, Jan. 26, 2023
Int. Cl. H01M 8/04089 (2016.01); H01M 8/0273 (2016.01); H01M 8/04119 (2016.01); H01M 8/04223 (2016.01); H01M 8/2485 (2016.01)
CPC H01M 8/04253 (2013.01) [H01M 8/0273 (2013.01); H01M 8/04089 (2013.01); H01M 8/04179 (2013.01); H01M 8/04231 (2013.01); H01M 8/2485 (2013.01); H01M 2250/20 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An air control valve apparatus for a fuel cell, which controls air that flows into or out of a fuel cell stack, the air control valve apparatus comprising:
a valve housing having an air flow path fluidically-communicating with the fuel cell stack;
a valve member configured to selectively open or close the air flow path;
a trapping portion provided in the valve housing, disposed adjacent to an internal surface of the valve member, and configured to trap foreign substances discharged from the fuel cell stack; and
a siphon guide tube connected between the trapping portion and the outside of the valve member and configured to selectively discharge the foreign substances trapped by the trapping portion to the outside of the valve member through the siphon guide tube.