公开(公告)号：US09581183B2

公开(公告)日：2017-02-28

申请号：US14623959

申请日：2015-02-17

Applicant: Farhad Lajewardi ,  Michael K. Falkenstein

Inventor： Farhad Lajewardi ,  Michael K. Falkenstein

IPC: F16B25/00 ,  F16B25/10

CPC classification number: F16B25/0052 ,  F16B25/0015 ,  F16B25/0057 ,  F16B25/0068 ,  F16B25/103

Abstract: A multi-thread screw includes a head end, a shank and a tapered end. Both a high thread and a low thread begin on the tapered end and extend onto the shank. A set of intermediate threads are located on the shank portion only and overlap with and intersect at least part of the high thread.

Abstract translation: 多螺纹螺钉包括头端，柄和锥形端。 高螺纹和低螺纹都在锥形端开始并延伸到柄上。 一组中间螺纹仅位于柄部上，与高螺纹的至少一​​部分重叠并相交。

公开(公告)号：US20160238053A1

公开(公告)日：2016-08-18

申请号：US14623959

申请日：2015-02-17

Applicant: Farhad Lajewardi ,  Michael K. Falkenstein

Inventor： Farhad Lajewardi ,  Michael K. Falkenstein

IPC: F16B25/00 ,  F16B25/10

CPC classification number: F16B25/0052 ,  F16B25/0015 ,  F16B25/0057 ,  F16B25/0068 ,  F16B25/103

Abstract: A multi-thread screw includes a head end, a shank and a tapered end. Both a high thread and a low thread begin on the tapered end and extend onto the shank. A set of intermediate threads are located on the shank portion only and overlap with and intersect at least part of the high thread.

Abstract translation: 多螺纹螺钉包括头端，柄和锥形端。 高螺纹和低螺纹都在锥形端开始并延伸到柄上。 一组中间螺纹仅位于柄部上，与高螺纹的至少一​​部分重叠并相交。