| 摘要 |
<p>A nail having an elongate shank (1), a head (2) at one end of the shank and a tip portion (4) at the other end. A lateral step (9) is formed in the shank (1) at a location spaced from both the head and the tip so as to divide the shank into a relatively small diameter penetrating portion (5) which is adjacent the tip (4), and a relatively large diameter gripping portion (6) which is adjacent the head (2). Any of a variety of gripping features, such as ribs or teeth, could be provided on the gripping portion to assist it's grip within a member to be secured. <IMAGE></p> |
