Threaded fastener and structural joint attained therewith

Details Threaded fastener and structural joint attained therewith Threaded fastener and structural joint attained therewith

1980-01-18

1982-01-12

Britts, Ramon S.

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...

403408, F16B 3928

Patent

active

043102727

ABSTRACT:
A structural joint including a relatively thin workpiece and an externally threaded fastener having a flanged head with workpiece clamping means on the underside thereof. The clamping means comprises an annular rim on the flanged portion of the head defining a cup-shaped portion having a depth no greater than approximately one-half the pitch of the fastener thread which acts to draw the workpiece material into engagement with the rim.

REFERENCES:
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patent: 1875930 (1932-09-01), Martin
patent: 2024070 (1935-12-01), Sharp
patent: 2076041 (1937-04-01), Payne
patent: 3073207 (1963-01-01), Lovisek
patent: 3241422 (1966-03-01), Heimovics
patent: 3247752 (1966-04-01), Greenleaf et al.
patent: 3389734 (1968-06-01), Gutshall
patent: 3469490 (1969-09-01), Pearce, Jr.
patent: 3605845 (1971-09-01), Junker
patent: 3803972 (1974-04-01), Deutsher
patent: 3913649 (1975-10-01), Stanaitis
patent: 3967875 (1976-07-01), Stanaitis

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