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
Patent
1986-10-06
1987-12-29
Wilson, Neill
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
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.
Danico Henry F.
Hammerle Frederick A.
TRW Inc.
Wilson Neill
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