Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Headed fastener element with nut – washer – securing means or cap – Lap bolt or fastener
Patent
1985-06-12
1986-10-07
Smith, Gary L.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Headed fastener element with nut, washer, securing means or cap
Lap bolt or fastener
411 43, 411353, 411533, 29512, 29520, 29523, 4034081, F16B 2100, B21D 3900
Patent
active
046156550
ABSTRACT:
A fastener for securing workpieces having aligned bores and including a tubular sleeve and a pin with the sleeve having an elongated sleeve shank and a through bore and the pin having an enlarged pin head and an elongated pin shank, the pin shank having a retaining groove and a lock groove located proximate thereto, a resilient retaining clip located in the retaining groove and being axially captured therein, the retaining clip being of a split construction and having a relaxed outside diameter greater than that of the workpiece bores and being adapted to be located in at least one of the bores with an interference fit to thereby axially retain the pin to the workpieces in a preassembly, the sleeve shank having a sleeve lock groove adapted to be radially deformed into an aligned lock groove in the pin, the sleeve shank having a grip adjusting groove adapted to deform radially whereby the fastener can accommodate workpieces varying in total thickness.
REFERENCES:
patent: 3055100 (1962-09-01), Kimpel
patent: 3491649 (1970-01-01), Smouton et al.
patent: 3515419 (1970-06-01), Baugh
patent: 4112993 (1978-09-01), Dey
patent: 4168650 (1979-09-01), Dahl et al.
Huck Manufacturing Company
Smith Gary L.
Wilson Neill
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