Anchor bolt positioning system for concrete foundations

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Headed fastener element with nut – washer – securing means or cap – Headed bolt or screw with threads and complementary nut

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Details

411397, 411429, 52704, F16B 3500, F16B 3714

Patent

active

049328182

ABSTRACT:
A positioning system for accurately setting anchor bolts in concrete construction work. The anchor bolt is assembled in a formwork template with a threaded flange on the inner side of the template and a closed end sleeve having a flange covering the projecting outer, threaded end of the anchor bolt to firmly position the anchor bolt perpendicular to the concrete surface during pouring and setting of the concrete.

REFERENCES:
patent: 2873765 (1959-02-01), Gregory
patent: 2930409 (1960-03-01), Higgins
patent: 3500607 (1970-03-01), Wilson
patent: 3896599 (1975-07-01), Werstein et al.
patent: 4077300 (1978-03-01), Yoda
patent: 4082030 (1978-04-01), Erickson
patent: 4139023 (1979-02-01), Turley
patent: 4501301 (1985-02-01), Snow, Sr. et al.
patent: 4553567 (1985-11-01), Telander

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