US 12,447,816 B2
Active air flap system for a 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 CORPORTATION, 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 Sep. 1, 2022, as Appl. No. 17/901,010.
Claims priority of application No. 10-2021-0189650 (KR), filed on Dec. 28, 2021.
Prior Publication US 2023/0202289 A1, Jun. 29, 2023
Int. Cl. B60K 11/08 (2006.01); B60H 1/00 (2006.01)
CPC B60K 11/085 (2013.01) [B60H 1/00671 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An active air flap system for a vehicle, the active air flap system comprising:
an exterior surface disposed on a vehicle front side and having at least one opening through which external air is supplied into a vehicle interior;
a housing provided on a rear side of the exterior surface in a front-rear direction of the vehicle;
a plurality of flaps rotatably mounted on the housing and configured to open and close the at least one opening; and
a driving section configured to rotate the plurality of flaps to open and close the at least one opening,
wherein the driving section includes:
a first link configured to linearly reciprocate within the housing and having a plurality of first guide holes corresponding to the plurality of flaps, respectively;
a plurality of second links having first ends guided by the respective first guide holes of the first link and second ends; and
a plurality of flap linkages having first ends and second ends, wherein the first ends of the plurality of flap linkages are rotatably connected to the second ends of the plurality of second links, respectively, and the second ends of the plurality of flap linkages are connected to the plurality of flaps, respectively,
wherein a guide pin is formed to protrude from the first end of the second link so as to be inserted into the first guide hole, and the housing is further provided with a second guide hole, through which the guide pin is inserted through the first guide hole, to guide a reciprocating linear motion of the guide pin.