Adhesive bonded nutplate assembly with integral liner sleeve

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Having separate expander means – Including sleeve and distinct tapered expander

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Details

411 82, 411113, 411258, F16B 1306, F16B 3928

Patent

active

057047472

ABSTRACT:
An adhesive bonded nutplate assembly is provided for mounting onto a substrate, particularly such as a composite substrate having an opening therein for passage of a fastener such as a bolt or screw. The nutplate assembly includes an integral liner sleeve to project through the substrate opening when the nutplate assembly is mounted thereon. An installation tool includes a tapered nose in combination with a pulling mandrel to pull and separate a fixture pin from the nutplate assembly while flaring a leading edge of the liner sleeve to lock the nutplate assembly in place.

REFERENCES:
patent: 4010519 (1977-03-01), Worthing
patent: 4295766 (1981-10-01), Shaw
patent: 4447944 (1984-05-01), Mohrman
patent: 4830557 (1989-05-01), Harris et al.
patent: 5013391 (1991-05-01), Hutter, III et al.

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