US 12,454,853 B2
Door system for vehicle
Sang Heon Lee, Seoul (KR); Dong Eun Cha, Hwaseong-Si (KR); and Jin Ho Hwang, Cheonan-Si (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 May 30, 2024, as Appl. No. 18/679,123.
Claims priority of application No. 10-2024-0001360 (KR), filed on Jan. 4, 2024.
Prior Publication US 2025/0223855 A1, Jul. 10, 2025
Int. Cl. E05D 15/06 (2006.01); B60J 5/06 (2006.01); E05D 15/10 (2006.01); E05D 15/48 (2006.01)
CPC E05D 15/0604 (2013.01) [B60J 5/06 (2013.01); E05D 15/1021 (2013.01); E05D 2015/0695 (2013.01); E05D 2015/485 (2013.01); E05Y 2900/50 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A door system for vehicles, the door system comprising:
a vehicle body which is coupled to a floor panel of a vehicle, including an opening portion formed on a side of the vehicle body where a door is coupled;
a door panel that forms the door of the vehicle and is coupled to the opening portion;
a first fixing portion rotatably mounted on the vehicle body, enabling rotation of the door panel, wherein a first end portion of the door panel is selectively fixed to the first fixing portion by electromagnetic force;
a second fixing portion mounted on the vehicle body, enabling sliding movement of the door panel, wherein a second end portion of the door panel is selectively fixed to the second fixing portion by electromagnetic force; and
a controller that is, upon opening the door, configured to release the fixation of either the first fixing portion or the second fixing portion to the door panel by cutting off current to either the first fixing portion or the second fixing portion,
wherein in response that the fixation of the second fixing portion and the door panel is released, the rotation of the door panel is possible, and in response that the fixation of the first fixing portion and the door panel is released, the sliding movement of the door panel is possible.