Metal dowel for anchorage in thin wall panels

Details Metal dowel for anchorage in thin wall panels Metal dowel for anchorage in thin wall panels

1994-06-17

1995-08-22

Wilson, Neill R.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Having separate expander means

With hole forming means

411 42, 411 55, 411 61, F16B 1304, F16B 1306

Patent

active

054433436

ABSTRACT:
A metal dowel for anchorage in a wall panel, said dowel being made from a folded blank of sheet metal and comprising a pair of flat leg members folded over at one end to lie flat against each other, the legs tapering toward the folded end to form a pointed end to the dowel and being held together at said folded end by a breakable web formed by the fold between said legs. The leg members are fixedly connected together at the opposite end to form a head end to the dowel and a threaded hole is formed out of and located between the legs adjacent the head end of the dowel with a funnel-shaped recess formed out of and located between said legs being axially aligned with said threaded hole and located between the threaded hole and the pointed end. After insertion of the dowel pointed end first into a panel, threading of a threaded member into the threaded hole with the tip thereof entering into said recess, breaks the web and forces the legs apart to anchor the dowel in the panel.

REFERENCES:
patent: 3550499 (1970-12-01), Eilenberger
patent: 4500238 (1985-02-01), Vassiliou
patent: 4874277 (1989-10-01), Nowak et al.
patent: 5100273 (1992-03-01), Vassiliou

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