| 摘要 |
PROBLEM TO BE SOLVED: To provide a centroid-shifting type lure 12 having the hook 28 fiexed on the body 14. SOLUTION: The lure 12 is equipped with a magnet piece 16 and a weight 18 in the guide room 32 of the body 14. The weight 18 is made movable in the longitudinal direction in the guide room 32. The first hook 28 is attached to the body 14. The maximum magnet integral of the magnet piece 16 is more than 8 MGOe. The weight 18 is made of an alloy constituted by sintering a powder including 3 to 15 mass% of Ni, 4 to 15 mass% of Fe and 50 to 93 mass% of W. The first hook 28 is made of a magnetic material. The magnet piece 16 attracts the weight 18 and the first hook 28 with the magnet force. The first hook 28 is equipped with a shank and a bend that following the shank. In the state that this first hook 28 is fixed to the body, the magnet piece 16 is positioned directly on the boundary point P2 between the shank and the bend. COPYRIGHT: (C)2007,JPO&INPIT
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