| 摘要 |
PROBLEM TO BE SOLVED: To provide a connection metal piece of a bolt which can be directly fit in a connection part of the bolt from a side of the bolt and, after inserting a predetermined number of bolts to be connected, can allow following works to be conducted without fixing the bolt with a hand. SOLUTION: The bolt connection metal piece 1 consists of a peripheral wall 10 for maintaining and fixing a position of the inserted bolt, an opening 50, formed in a part of the peripheral wall 10, for inserting the bolt and a closure part 20 for enclosing the opening 50 after the bolt is inserted. A fall-off prevention part 110 for preventing an inserted bolt from falling off when the next bolt is inserted is formed in a part of the peripheral wall. COPYRIGHT: (C)2007,JPO&INPIT
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