US 12,240,363 B2
Headrest tube and method of forming same
Hassan Salim Rabe, Holland, MI (US); Micah Lane Schreur, Hudsonville, MI (US); and Ryan Scott Hoek, Jenison, MI (US)
Assigned to Innotec, Corp., Zeeland, MI (US)
Filed by Innotec, Corp., Zeeland, MI (US)
Filed on Nov. 10, 2023, as Appl. No. 18/388,613.
Application 18/388,613 is a division of application No. 17/608,342, granted, now 11,878,615, previously published as PCT/US2020/031637, filed on May 6, 2020.
Claims priority of provisional application 62/844,322, filed on May 7, 2019.
Prior Publication US 2024/0075860 A1, Mar. 7, 2024
Int. Cl. B60N 2/803 (2018.01); B21D 41/04 (2006.01); B60N 2/80 (2018.01)
CPC B60N 2/803 (2018.02) [B21D 41/04 (2013.01); B60N 2002/899 (2018.02)] 13 Claims
OG exemplary drawing
 
1. A method for manufacturing a headrest stay, comprising:
removing material from a tubular body having a longitudinal axis by cutting a plurality of teeth on an insertion end of the tubular body; and
pressing the plurality of teeth inward toward the longitudinal axis of the tubular body to form a chamfered endform on the insertion end of the tubular body.