Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2009280119
Kind Code:
A
Abstract:
To provide a pneumatic tire advantageous in improving quietness of a tire.
A bead core 14 is comprised by piling a plurality of layers 36 comprising: bead line rows 32; and a coat rubber 34 coating the bead line rows 32 in a tire radial direction. A bead line 30A comprising the bead line row 32 of at least a layer 36A positioned on the innermost diameter side in the tire radial direction among the plurality of layers 36, consists of an organic fiber cord with a vibrational absorption property (high viscosity). A bead line 30B comprising the bead line row 32 of at least a layer 36B positioned on the outermost diameter side in the tire radial direction among the plurality of layers 36, consists of a steel wire.
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Inventors:
FURUSAWA HIROSHI
Application Number:
JP2008135109A
Publication Date:
December 03, 2009
Filing Date:
May 23, 2008
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B60C15/04; B60C9/00
Attorney, Agent or Firm:
Shigeru Noda