| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a structure that reduces the rolling resistance of a pneumatic tire. <P>SOLUTION: The pneumatic tire 1 includes: an annular structure 10 being a cylindrical structure; a rubber layer 11 arranged outside the annular structure 10 in the circumferential direction of the annular structure 10, and becoming a tread; and carcasses 12 including fibers coated with rubber, and formed at least at both sides in a direction parallel to the center axis (Y-axis) of a cylindrical structure 2 including the annular structure 10 and the rubber layer 11 where the shape on a meridional cross section of the annular structure 10 includes one or more circular arcs. <P>COPYRIGHT: (C)2012,JPO&INPIT |
