| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a spring gear for setting and operating extremely easily, reducing a number of components and assembling man-hours, and miniaturizing the spring gear. Ž<P>SOLUTION: A plurality of guide members 6 are built across a pair of attaching members 4, 5 bound by a binding power 3 and the attaching members 4, 5 along with a guide member 6 are arranged for movably engaged members 8, 9 in a pre-compression state of the spring gear 10 and meanwhile, through inserting holes 8a, 9a for connecting members provided in the engaging members 8, 9, the other connecting member 11 is freely movably inserted and a unilateral engaging member 11a which compresses the spring gear by engaging with one unilateral engaging member 8 in the elongation in the other connecting member 11 and the other side unilateral engaging member 11b with the other unilateral engaging member 9 is formed and further, in the attaching members 4, 5, and in one of attaching members 4 an inserting part 12a which is provided by the base end side of the other connecting member 11 in compression and in the other attaching member 5, the through-hole 5c in which the other connecting member 11 is inserted is bored. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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