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Patent Searching and Data


Title:
モトクロス用空気入りタイヤ
Document Type and Number:
Japanese Patent JP4235241
Kind Code:
B1
Abstract:
Deformation of a shoulder portion at the time of jumping and landing is suppressed, and acceleration after landing is improved. A pneumatic tire for motocross comprises a pair of rubber reinforcing layers 10 attached to an interior surface 9i of an inner liner rubber 9 and extending in the circumferential direction of the tire in shoulder regions sh in both sides of the tire equator. The above-mentioned rubber reinforcing layer 10 is substantially crescent in cross section reducing gradually in thickness outwardly and inwardly in the radial direction of the tire from a maximum thick-walled portion 10m having a maximum thickness wm of 1.0 to 3.5 mm. And, the rubber reinforcing layer 10 has a complex elastic modulus E* of 10 to 80 MPa

Inventors:
Kurashi Noda
Application Number:
JP2007304739A
Publication Date:
March 11, 2009
Filing Date:
November 26, 2007
Export Citation:
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Assignee:
Sumitomo Rubber Industries, Ltd.
International Classes:
B60C5/00; B60C5/14; B60C9/06
Domestic Patent References:
JP200514808A
JP200229212A
JP2001277824A
JP558903A
JP825908A
Attorney, Agent or Firm:
Tadashi Naemura
Sumitomo Shintaro