Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Including settable material – Adhesive encapsulated
Patent
1992-03-23
1993-04-27
Wilson, Neill R.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Including settable material
Adhesive encapsulated
411180, 411930, 52704, 52707, F16B 3902, E04B 138, E04C 500
Patent
active
052056902
ABSTRACT:
A concrete insert having a U-shaped part with two legs and a bridge between them, the bridge having a hole in which an internally threaded coupling is engaged with a friction fit, a bolt threaded in the coupling to extend above the bridge so that the position of the coupling with respect to the U-shaped element can be set by tapping the bolt and held by friction against the side of the hole in the bridge.
REFERENCES:
patent: 1088290 (1914-02-01), McAllister et al.
patent: 3405497 (1968-10-01), McNair
patent: 4325178 (1982-04-01), Pruehs
patent: 4854086 (1989-08-01), Kubsh et al.
Kin-Line, Inc. catalog, 1986, cover page and p. 89.
Grunewald Glen R.
Wilson Neill R.
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