B - Operations – Transporting – 60 – C
Patent
B - Operations, Transporting
60
C
152/95.2
B60C 9/16 (2006.01) B60C 9/02 (2006.01) B60C 9/09 (2006.01) B60C 13/00 (2006.01) B60C 15/00 (2006.01) B60C 15/06 (2006.01)
Patent
CA 1063492
Abstract of the Disclosure A pneumatic radial tire having an improved bead portion reinforcing construction is disclosed. The radial tire comprises a beat portion reinforcing band disposed along the bead portion formed by folding the ply of the carcass body around the bead ring. The beat portion rein- forcing band comprises at least one chipper layer. The chipper is composed of a reinforcing element embedded in rubber and formed of 1 to 50 helically formed filaments. The reinforcing element has a modulus of elasticity of 0.029 x 104 kg/mm2 to 1.60 x 104 kg/mm2 and is inclined at a given angle with respect to the ply cords of the carcass body so as to take the chipper as a whole extensible and rigid.
281009
Motomura Kenichi
Sogi Toshiyuki
Watanabe Shigeo
LandOfFree
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