US 11,919,424 B2
Rotary seat device for vehicle
Jae Sung Lee, Yongin-si (KR); Eom Seok Yoo, Hwaseong-si (KR); and Byung Mo Kim, Suwon-si (KR)
Assigned to HYUNDAI TRANSYS INC., Seosan-si (KR)
Filed by HYUNDAI TRANSYS INC., Seosan-si (KR)
Filed on Jul. 12, 2022, as Appl. No. 17/811,929.
Claims priority of application No. 10-2021-0091478 (KR), filed on Jul. 13, 2021.
Prior Publication US 2023/0020082 A1, Jan. 19, 2023
Int. Cl. B60N 2/14 (2006.01); B60N 2/06 (2006.01)
CPC B60N 2/14 (2013.01) [B60N 2/06 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A rotary seat device for a vehicle, comprising:
a first upper rail coupled to a first lower rail so as to be movable in a forward-backward direction;
a second upper rail coupled to a second lower rail so as to be movable in the forward-backward direction, the second lower rail being disposed parallel to the first lower rail;
drive motors respectively provided at the first upper rail and the second upper rail;
a first rotation guide coupled to the first upper rail;
a second rotation guide coupled to the second upper rail; and
the first and second rotation guides each provided with a first gear having a plurality of gear teeth, respectively,
a seat cushion provided with second gears engaged with the first gear of the first rotation guide and the first gear of the second rotation guide, the seat cushion being configured to rotate when the first upper rail and the second upper rail move in opposite directions.