| 摘要 |
PROBLEM TO BE SOLVED: To provide a tire directional needle that indicates the direction of a front tire even when a driver stays in a vehicle. SOLUTION: The tire directional needle comprises an external case 11 having a securing means to a handle, an inner case 5, a fixed body 16 comprising an a fixed gear 8 passing through a central hole 6 of the inner case and having a fixed shaft 15 fixed on the external case 11, a relay shaft hole 7 in the inner case 5, a relay gear 9 comprising a first relay gear 18 engaged with the fixed gear 8 on a relay gear shaft 17 and a second relay gear 19 interlocked with the first relay gear 18, a surface board 1 fixed on the top face of the internal case 5 and provided with a indicator hole in the center, a rotary body 21 having a movable gear 3 engaged with the second relay gear 19 on the lower part of an indicator shaft 20 passed through the indicator hole 2, an indicator 4, a weight 10 in the internal case 5, and a references mark 14 provided on the surface board 1. COPYRIGHT: (C)2004,JPO
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