Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Headed fastener element – Having plastically flowable or deflectable end – e.g. – rivet,...
Patent
1988-10-17
1989-08-29
Smith, Gary L.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Headed fastener element
Having plastically flowable or deflectable end, e.g., rivet,...
411 36, 411361, 411901, 411908, F16B 1908
Patent
active
048612111
ABSTRACT:
The invention is a composite rivet comprising a tubular preform having a longitudinal axis and an aperture therethrough aligned with the longitudinal axis. The preform further comprises a head portion, a head forming portion and a shear portion therebetween. The preform is composed of filamentary material in a resin matrix with the filamentary material in the head forming portion in a helical pattern about the longitudinal axis. A mandrel is mounted in the aperture with the mandrel having an end extending outward from said head forming portion.
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Dachs Louis L.
Lockheed Corporation
Ringel Douglas E.
Smith Gary L.
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