1977-07-13
1978-09-26
Britts, Ramon S.
29526A, 85 10E, F16B 1304
Patent
active
041161050
ABSTRACT:
A fastener for joining heavy walled ferrous or non-ferrous metal workpieces comprising a solid metal cylinder disposed within a circular recess in a workpiece and having one or more bore holes each forming an acute angle with the axis of the cylinder extending through the cylinder from one end face to and through the cylindrical wall adjacent to the other end face receiving and directing a projectile whereby the projectile forms a wedge deforming the adjacent surfaces of the workpiece, cylinder and projectile thereby locking together the projectile, workpiece and cylinder. The cylinder may be provided with a circumferential recess housing a sealing gasket, such as an O-Ring, to provide a pressure type seal between the cylinder and a workpiece.
REFERENCES:
patent: 1333880 (1920-03-01), Stine
patent: 3212796 (1965-10-01), Neuschotz
Britts Ramon S.
Luhrs John F.
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