US 12,420,628 B2
Active air flap system for vehicle
Phil-Jung Jeong, Seongnam-Si (KR); Kyeong-Am Lee, Yongin-Si (KR); and Jae-Sup Byun, Seongnam-Si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); Kia Corporation, Seoul (KR); and HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); Kia Corporation, Seoul (KR); and HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed on Aug. 25, 2022, as Appl. No. 17/895,981.
Claims priority of application No. 10-2021-0179794 (KR), filed on Dec. 15, 2021.
Prior Publication US 2023/0182563 A1, Jun. 15, 2023
Int. Cl. B60K 11/08 (2006.01)
CPC B60K 11/085 (2013.01) 15 Claims
OG exemplary drawing
 
1. An active air flap system mounted in a predetermined portion of a vehicle, the active air flap system comprising:
a housing;
at least one flap mounted on the housing to be movable with respect to the housing;
an actuator coupled to the at least one flap and configured to drive the at least one flap; and
a power transfer mechanism engaging the actuator and the at least one flap and configured to transfer power from the actuator to the at least one flap so that the at least one flap performs a dual operation including a sliding operation and a rotation operation around a predetermined rotation axis,
wherein the power transfer mechanism has a multi-joint link structure, and
wherein the multi-joint link structure includes:
a first link including a first end portion connected to an output end portion of the actuator,
a second link including a first end portion rotatably connected to a second end portion of the first link, and a second end portion rotatably connected to a second flap pin, and
wherein the multi-joint link structure is provided on first and second side surfaces of the housing in a width direction of the vehicle, respectively, and wherein the active air flap system further includes a driveshaft extending in the width direction of the vehicle and connecting a pair of first links.