Joints and connections – Rigid angle
Patent
1975-07-30
1977-09-27
Shedd, Wayne L.
Joints and connections
Rigid angle
403388, 85 37, F16B 502
Patent
active
040508331
ABSTRACT:
A threaded fastener incorporates a conical head and has a shank section closest the head that is tapered to interfere with the workbore and displace work material creating an annular bulge at the work surface bounding the head.
REFERENCES:
patent: 3680429 (1972-08-01), Briles
patent: 3682508 (1969-11-01), Briles
patent: 3748948 (1973-07-01), Schmitt
patent: 3821871 (1974-07-01), Schmitt
patent: 3840980 (1974-10-01), Auriol
Haefliger William W.
Shedd Wayne L.
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