Expansion anchor stud

Details Expansion anchor stud Expansion anchor stud

1986-02-26

1988-12-06

Wolfe, Robert L.

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

Having separate expander means

Oppositely acting double wedge expander means

411 26, 411 28, 411 55, 411 63, F16B 1304

Patent

active

047892820

ABSTRACT:
An expansion anchor stud comprises an expansion anchor (16) for gripping a hole (25) in a surface (24), an axially-aligned threaded stud (14) of substantially the same outside diameter as the anchor (16) and engaging the distal end of the anchor (16) for being disposed in a hole (26) in a panel (27) mounted to the surface (24) and having a hole (28) therethrough, and an axially-aligned bolt (12) extending through the hole (28) in the stud (14) and engaging the anchor (16) and limited in insertion by the distal end of the stud (14).

REFERENCES:
patent: 719426 (1903-02-01), Boone
patent: 1513669 (1924-10-01), Nicewarner
patent: 2143086 (1939-01-01), Pleister
patent: 3432214 (1969-03-01), Cashman
patent: 4478542 (1984-10-01), Whelan
patent: 4537541 (1985-08-01), Giannuzzi

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