| 摘要 |
<p>A fastening system (10) including a pin member (12) and a key (16) for engaging the pin member (12). The pin member (12) includes a shank portion (18) and a recess (28) formed within an end face (30) of the shank portion (18). The recess (28) includes a plurality of splines (32) and recesses (34) that form first and second bearing surfaces (36, 38) oriented at angles (A, B). The key (16) includes a key head (46) having a plurality of splines and grooves (48, 50) that form first and second bearing surfaces (52, 54) oriented at angles (A, B). The plurality of splines and recesses (52, 54) of the pin member (12) and the plurality of splines and recesses (52, 54) of the key (16) are adapted to communicate with each other when tightening and loosening the pin member (12).</p> |
