| 摘要 |
<p>The system comprises : A plurality of fasteners (130) to be installed within relatively thin-gauge sheet metal members, wherein each one of said fasteners comprises a shank 138, a head 142, and a pointed tip (144), and wherein further, each one of said shanks (138) has a substantially oval-shaped cross-sectional configuration. The widthwise dimension W and the heightwise dimension H are such that W/H is >1 ; a power tool having a magazine for housing said fasteners ; and means for driving each fastener out from said magazine with a predetermined velocity, within the range of 1000-2500 in/sec.</p> |
