<p>A threaded fastener includes a curved-line path thread provided in a helical pattern along a shank of the fastener. The curved-line path can be provided on either side of the standard straight-line path or on opposite sides of the straight-line path. The curved-line path and can be provided on all or a portion of the thread from near the tip end thereof to near the head end thereof.</p>
申请公布号
EP1738086(B1)
申请公布日期
2013.10.23
申请号
EP20050718676
申请日期
2005.04.08
申请人
ILLINOIS TOOL WORKS INC.
发明人
LEVEY, KENNETH, R.;BECHTEL, FRANK, W., JR.;GLYNN, MICHAEL, P.