US 12,168,476 B2
Pillar having variable strength
Nikhil Bolar, Royal Oak, MI (US); Arun Prasath Pandiyan, Rochester Hills, MI (US); Sri Sai Karan Mummoju, Madison Heights, MI (US); Girish Pallathadka, Rochester Hills, MI (US); Gabriel Cordoba, Rochester Hills, MI (US); and Edward Schleichert, Munich (DE)
Assigned to MAGNA INTERNATIONAL INC., Aurora (CA)
Appl. No. 17/772,164
Filed by MAGNA INTERNATIONAL INC., Aurora (CA); Nikhil Bolar, Royal Oak, MI (US); Arun Prasath Pandiyan, Rochester Hills, MI (US); Sri Sai Karan Mummoju, Madison Heights, MI (US); Girish Pallathadka, Rochester Hills, MI (US); Gabriel Cordoba, Rochester Hills, MI (US); and Edward Schleichert, Munich (DE)
PCT Filed Oct. 29, 2020, PCT No. PCT/US2020/057969
§ 371(c)(1), (2) Date Apr. 27, 2022,
PCT Pub. No. WO2021/087117, PCT Pub. Date May 6, 2021.
Claims priority of provisional application 62/927,845, filed on Oct. 30, 2019.
Prior Publication US 2022/0371662 A1, Nov. 24, 2022
Int. Cl. B62D 25/04 (2006.01); B21D 53/88 (2006.01); C21D 1/18 (2006.01); C21D 9/00 (2006.01); B62D 21/15 (2006.01)
CPC B62D 25/04 (2013.01) [B21D 53/88 (2013.01); C21D 1/18 (2013.01); C21D 9/0068 (2013.01); B62D 21/157 (2013.01); C21D 2221/00 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A pillar for a vehicle comprising:
a roof portion for connection proximate the roof of a vehicle and a floor portion for connection proximate a floor of a vehicle;
a body extending longitudinally between the roof portion and the floor portion;
the roof portion, the floor portion, and the body defining a middle portion;
a transition disposed between the middle portion and side walls;
the sidewalls extending transversely from the transition;
the middle portion at least partially having a first tensile strength, the transition at least partially having a second tensile strength, and the sidewalls at least partially having a third tensile strength; and
wherein the first tensile strength is less than the second tensile strength and less than the third tensile strength, and the third tensile strength is less than the second tensile strength.