| 摘要 |
<p>A fastener for securing workpieces (12, 14) having aligned bores (30, 32) and including a tubular sleeve (22) and a pin (20) with the sleeve (22) having an elongated sleeve shank (28) and a through bore (36) and the pin (20) having an enlarged pin head (42) and an elongated pin shank (44), the pin shank (44) having a locking groove (46), a resilient retaining clip (24) located in the locking groove (46) and being axially captured therein, the retaining clip (24) being of a split construction and having a relaxed outside diameter greater than that of the workpiece bores (30, 32) and being adapted to be located in at least one of the bores with an interference fit to thereby axially retain the pin (20) to the workpieces (12, 14) in a pre-assembly, the retaining clip (24) and pin lock groove (46) defining a lock cavity, the sleeve shank (28) having its free end (30) adapted to be radially deformed into the lock cavity, the sleeve shank (28) being adapted to buckle radially after the sleeve free end (38) is deformed into the lock cavity whereby the fastener can accommodate workpieces (12, 14) varying in total thickness.</p> |
