| 摘要 |
PROBLEM TO BE SOLVED: To hold trolley cables and strands at a hanger in a stable supported condition with bolts pinched at stages, and at the same time, enhance the working easiness. SOLUTION: An ear device for combined electric car cables is furnished with a left 11 and a right ear metal piece 21, a clamp 31 pinched between them, a bolt 41 provided with left threads and right threads to fasten together the ear metal pieces and the clamp, and a nut 44 to be engaged with the threaded part 43 of the bolt in its front half, wherein a bolt inserting hole 32 in the clamp functions as a female thread part to be engaged with the threaded part 42 of the bolt in its root side half, and female and male fitting parts 13, 23, 33a, 33b are provided with possibility of pressure attachment on the tops of the opposed surfaces 11a, 21a, 31a, 31b with the ear metal pieces to be mounted on the clamp and the two threaded parts of the bolt, while the mutually opposed bottoms of the ear metal pieces are formed as pinch attachment parts 14 and 25 for the trolley cables T. COPYRIGHT: (C)2005,JPO&NCIPI
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