| 摘要 |
A coupling pin comprising a carriage member and a riding member longitudinally slidable over the carriage member. The carriage member and riding member being mutually inclined longitudinally, and together complementing each other to form a uniform pin. The pin may be inserted into an aperture such that the carriage member is first disposed therein, and a force subsequently applied to the riding member causing it to move longitudinally with respect to the carriage member, into a load-bearing position.
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