US 11,052,706 B2
Composite layer tire
Andrew V. Haidet, Silver Lake, OH (US); and Douglas B. Costlow, Akron, OH (US)
Assigned to BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC, Nashville, TN (US)
Appl. No. 16/61,141
Filed by Bridgestone Americas Tire Operations, LLC, Nashville, TN (US)
PCT Filed Dec. 20, 2016, PCT No. PCT/US2016/067671
§ 371(c)(1), (2) Date Jun. 11, 2018,
PCT Pub. No. WO2017/116825, PCT Pub. Date Jul. 6, 2017.
Claims priority of provisional application 62/272,147, filed on Dec. 29, 2015.
Prior Publication US 2018/0354304 A1, Dec. 13, 2018
Int. Cl. B60C 7/10 (2006.01); B60C 7/14 (2006.01); B60C 5/18 (2006.01)
CPC B60C 7/10 (2013.01) [B60C 5/18 (2013.01); B60C 7/102 (2013.01); B60C 7/14 (2013.01); B60C 2007/107 (2013.01); B60C 2007/146 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A green tire comprising:
a plurality of sheets of green rubber having a substantially circular shape,
wherein each sheet of green rubber includes an upper ring and a lower ring, and
wherein each sheet of green rubber further includes a plurality of spoke portions extending from the upper ring to the lower ring; and
a plurality of reinforcements, each reinforcement being disposed between adjacent sheets of green rubber, the reinforcements being cords of material,
wherein at least one reinforcement is sandwiched between the upper rings of adjacent sheets of green rubber, and
wherein at least one reinforcement is sandwiched between the spoke portions of adjacent sheets of green rubber.
 
5. A green tire comprising:
a plurality of sheets of green rubber having a substantially circular shape,
wherein each sheet of green rubber includes an upper ring and a lower ring, and
wherein each sheet of green rubber further includes a plurality of spoke portions extending from the upper ring to the lower ring; and
a plurality of reinforcements, each reinforcement being disposed between adjacent sheets of green rubber, the reinforcements being cords of material,
wherein each reinforcement includes at least one upper ring and a plurality of spoke reinforcements extending from the at least one upper ring, the plurality of spoke reinforcements being spaced circumferentially from one another,
wherein at least one reinforcement is sandwiched between the upper rings of adjacent sheets of green rubber, and
wherein at least one reinforcement is sandwiched between the lower rings of adjacent sheets of green rubber.