公开(公告)号：US3701373A

公开(公告)日：1972-10-31

申请号：US3701373D

申请日：1971-03-03

Applicant: ILLINOIS TOOL WORKS

Inventor： WRONKE LOUIS J ,  PESTKA JOHN A

IPC: F16B37/00 ,  F16B37/04 ,  F16B13/06

CPC classification number: F16B37/043 ,  F16B2037/007 ,  Y10S411/913 ,  Y10S411/97

Abstract: The present invention relates generally to improvements in plastic fasteners and more particularly to the provision of a unique and improved one-piece plastic grommet type anchor member for accommodating the threaded shank of a screw member when positioned within a work aperture. The anchor member disclosed herein includes a head section for clampingly engaging one side of an apertured workpiece, and a shank section comprising an elongate hollow portion for accommodating a screw shank, and diametrically disposed peripherally positioned shank arms integrally connected with and extending axially between underside of the head section and the entering extremity of said hollow portion.

Abstract translation: 本发明一般涉及塑料紧固件的改进，更具体地说，涉及提供一种独特和改进的一件式塑料垫圈型锚固构件，用于在定位在工作孔内时容纳螺钉构件的螺纹柄。 本文公开的锚固构件包括用于夹紧地接合有孔工件的一侧的头部部分和柄部分，其包括用于容纳螺钉柄的细长中空部分，并且沿径向设置的周向定位的柄臂一体地连接并轴向延伸， 头部和所述中空部分的进入末端。

公开(公告)号：US3417731A

公开(公告)日：1968-12-24

申请号：US54431066

申请日：1966-04-21

Applicant: ILLINOIS TOOL WORKS

Inventor： WRONKE LOUIS J ,  GRANT SWICK EDWIN

IPC: H03J1/04

CPC classification number: H03J1/045