Nut and washer assembly

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

411432, 411542, 411908, F16B 3300, F16B 3708

Patent

active

047157569

ABSTRACT:
A fastener assembly of the nut and washer type includes a washer member having a skirt portion and an end portion to which a nut member is secured. A collar section connects the skirt portion to the end portion. The collar section is designed to fracture at a predetermined torque load such that the nut and the end portion of the washer secured thereto will rotate with respect to the skirt portion.

REFERENCES:
patent: 1457749 (1923-06-01), Rast
patent: 1961470 (1934-06-01), Winchester et al.
patent: 2761349 (1956-09-01), Heller
patent: 2851079 (1958-09-01), Heller
patent: 2981651 (1961-04-01), Arnold
patent: 3087371 (1963-04-01), Orner
patent: 3191730 (1965-06-01), Fischer
patent: 3425473 (1969-02-01), Knowlton
patent: 3659491 (1972-05-01), Duffy et al.

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