US 12,139,048 B2
Seat rail assembly
Andrew Simms, Royal Oak, MI (US); Dean Vandenheede, Franklin, MI (US); and Justin Schrand, Ferndale, MI (US)
Assigned to TS TECH CO., LTD., Asaka (JP)
Filed by TS TECH CO., LTD., Asaka (JP)
Filed on Mar. 23, 2022, as Appl. No. 17/702,140.
Application 17/702,140 is a continuation of application No. 17/762,789, previously published as PCT/IB2021/000755, filed on Nov. 1, 2021.
Claims priority of provisional application 63/107,840, filed on Oct. 30, 2020.
Claims priority of provisional application 63/107,811, filed on Oct. 30, 2020.
Claims priority of provisional application 63/107,822, filed on Oct. 30, 2020.
Prior Publication US 2022/0388430 A1, Dec. 8, 2022
Int. Cl. B60N 2/08 (2006.01); B60N 2/06 (2006.01); B60N 2/07 (2006.01)
CPC B60N 2/0705 (2013.01) [B60N 2/067 (2013.01); B60N 2205/20 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A seat rail assembly, comprising:
a lower rail having a bottom plate section, a pair of outer plate sections extending upward from both right and left ends of the bottom plate section, upper plate sections extending from upper ends of the right and left outer plate sections to the inside in right-left direction, and inner plate sections extending downward from inner ends of the right and left upper plate sections; and
an upper rail slidingly provided on the lower rail including a pair of U-shaped side plates,
the side plates each are curved or segmented to at least partially wrap around the corresponding inner plates of the lower rail, and include a downwardly extending inner sidewall portion and an upwardly extending outer sidewall portion joined together by a bottom portion, and
lateral control features are provided in an interior surface of the U-shaped side plates to reduce rattling between the upper rail and the lower rail;
wherein each of the lateral control features is a U-shaped member including an inner wall portion, an outer wall portion, and a bottom curved wall portion joining the inner wall portion and the outer wall portion; and
wherein the lateral control feature includes a pair of outer locking tabs and an inner locking tab that engage edges of a recess formed in the upper rail.