Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Threaded fastener locked to a discreet structure – Nut – and means to engage substructure on its opposite faces...
Patent
1999-10-26
2000-10-10
Saether, Flemming
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Threaded fastener locked to a discreet structure
Nut, and means to engage substructure on its opposite faces...
411179, 411427, F16B 3704
Patent
active
061294934
ABSTRACT:
A Tee-nut having a flange head, a plurality of prongs extending from the flange head, and a hollow sleeve extending from the flange head. The hollow sleeve has an internally threaded reduced diameter waist portion connecting to the flange head, and an enlarged globular bulbous portion extending from the internally threaded waist portion. The end of the enlarged bulbous portion is radiussed inwardly to facilitate insertion into a hole in a workpiece. Also disclosed is a workpiece fitted with such a Tee-nut.
REFERENCES:
patent: 2259720 (1941-10-01), Amesbury
patent: 2818901 (1958-01-01), Becker
patent: 3193921 (1965-07-01), Kahn
patent: 5348432 (1994-09-01), Magayama
patent: 5618144 (1997-04-01), Leistner
patent: 5863164 (1999-01-01), Leistner
Green Paul D.
Leistner Herbert E.
Pfeiffer Richard J.
Saether Flemming
Sigma Tool & Machine
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