| 摘要 |
PROBLEM TO BE SOLVED: To provide spike shoes for baseball having improved grip characteristics at the time of kicking out. SOLUTION: Spikes in a front foot part of an outsole 1 are provided on a front spike plate 2 including spikes arranged in a front edge of the front foot part, and on a rear spike plate 3 arranged in the rear of the front spike plate 2 and including a spike arranged in a rear edge of the front foot part. The outsole 1 satisfies expressions 0.570<L<SB>1</SB>/L<0.590 and 0.155<L<SB>2</SB>/L<0.160, where L is an entire length of the outsole 1 and L<SB>1</SB>is a distance from a rear end of the outsole 1 to a rear edge of the rear spike plate 3, and L<SB>2</SB>is a distance between the center of a spike 22 which is positioned in an outermost part of an outside instep in the front spike plate 2 and the center of the spike 31 which is positioned in a front edge in the rear spike plate 3. COPYRIGHT: (C)2006,JPO&NCIPI
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