| 摘要 |
PROBLEM TO BE SOLVED: To improve operating efficiency and shorten work periods by mutually connecting adjacent segments easily. SOLUTION: A joint has one joint section 2 installed to one segment 35 adjacent in the peripheral direction and the other joint section 22 mounted on the other segment 40. One joint section 2 is composed of an engaging member 7 rotatable to an engaging hole 5 and the other joint section 22 is composed of an engaging member 27 engaged in the engaging hole 5 of one joint section 2 and the engaging hole 25 engaging the engaging member 7 of one joint section 2. The engaging member 27 of the other joint section 22 is inserted into the engaging hole 5 of one joint section 2, and the engaging member 7 of one joint section 2 is inserted into the engaging hole 25 of the other joint section 22. The engaging members 7 and 27 are engaged on the rear sides of the engaging holes 5 and 25 by relatively moving both segments 35 and 40 in the cross direction under the state, and both segments 35 and 40 are connected integrally. COPYRIGHT: (C)2004,JPO&NCIPI
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