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ANTI-THEFT DOUBLE NUT-TYPE FASTENING TOOL, EXCLUSIVE TOOL, ANTI-THEFT FASTENING TOOL SET, ANTI-THEFT NUT, AND NUT SET
ANTI-THEFT DOUBLE NUT-TYPE FASTENING TOOL, EXCLUSIVE TOOL, ANTI-THEFT FASTENING TOOL SET, ANTI-THEFT NUT, AND NUT SET
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机译:防盗双螺母型紧固工具,专用工具,防盗紧固工具组,防盗螺母和螺母组
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摘要
PROBLEM TO BE SOLVED: To provide a new anti-theft double nut-type fastening tool having both of anti-theft function and a locking function, a new exclusive tool for rotating and operating the anti-theft double nut-type fastening tool, a new anti-theft fastening tool set composed of combination of the anti-theft double nut type fastening tool and the exclusive tool, a new anti-theft nut, and a new nut set.;SOLUTION: The anti-theft double nut-type fastening tool including a bolt 1, a first nut 2 and a second nut 3, is provided with a recessed portion 25 for rotating and operating the first nut 2 in a region of a top face portion 22 of the first nut covered with a bottom portion 31 of the second nut when the second nut 3 is screwed to the bolt 1 in a state in which the second nut 3 and the first nut 2 are adjacent to each other.;COPYRIGHT: (C)2014,JPO&INPIT
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