Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Externally threaded fastener element – e.g. – bolt – screw – etc.
Patent
1986-07-24
1988-01-12
Smith, Gary L.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Externally threaded fastener element, e.g., bolt, screw, etc.
411900, 411901, 411904, 411908, F16B 3500
Patent
active
047188014
ABSTRACT:
A fastener comprises composite head and shank portions having an encapsulating metal sheath thereon that is electrically isolated from conductive fibers in the head and shank portions and from an exposed surface of the head portion.
REFERENCES:
patent: 255043 (1882-03-01), Smith
patent: 2432986 (1947-12-01), Forman
patent: 4478544 (1984-10-01), Strand
patent: 4687395 (1987-08-01), Berecz et al.
Lindsey Rodney M.
Lyon Lyman R.
Microdot Inc.
Smith Gary L.
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