Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Threaded fastener locked to a discreet structure – Member preassembled with substructure at through-passage or...
Patent
1980-10-17
1983-09-06
Britts, Ramon S.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Threaded fastener locked to a discreet structure
Member preassembled with substructure at through-passage or...
264249, 411175, 411527, F16B 3704
Patent
active
044026404
ABSTRACT:
A sheet metal clinch nut configured to be attached to a plastic panel. A portion of the plastic panel is extruded into a toothed aperture without puncturing the plastic to axially and rotationally fix the clinch nut to the panel. A plurality of embodiments are disclosed as is the method of assembling these clinch nuts to the plastic panel. Also a method of feeding an interconnected strip of clinch nuts and breaking off the lead nut at the staking station is described.
REFERENCES:
patent: 2197220 (1940-04-01), Kost
patent: 2397251 (1946-03-01), Eggert
patent: 2417262 (1947-03-01), Morehouse
patent: 2775917 (1957-01-01), Ferguson
patent: 2904820 (1959-09-01), Flora
patent: 3217773 (1965-11-01), Munse
patent: 3264699 (1966-08-01), Knowlton
patent: 3491183 (1970-01-01), Brow
Britts Ramon S.
Buckman Thomas W.
Illinois Tool Works Inc.
Roche David I.
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