| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology of enhancing the durability of a toggle pin and a toggle bush of a toggle type mold locking apparatus. SOLUTION: As shown in the figure, in an example of comparison based on a known technology, the wear of the toggle pin and the toggle bush is large. On the other hand, the wear is reduced in the examples 1 and 2 in which a diamond-like carbon film is placed on the toggle pin or the toggle bush, and the war is further reduced in the example 3 in which the diamond-like carbon film is placed on both the toggle pin and the toggle bush. COPYRIGHT: (C)2003,JPO
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