| 摘要 |
<p>A swivel drop ear elbow fitting (100) includes a threaded nut (102), a retaining ring (112), and a hollow elbow adapter (110). The threaded nut (102) includes a plurality of integrated attachment ears (104a-c) located along an external periphery of the threaded nut (102). An outer surface of the first portion (110b) of the elbow adapter (110) is shaped to receive the retaining ring (112), which retains the threaded nut (102) on the first portion (110b) of the elbow adapter (110), while allowing the hollow elbow adapter (110) to rotate with respect to the threaded nut (102).</p> |
