Joints and connections – Split end with laterally movable opposed portions – With separate force-applying means
Reexamination Certificate
2005-05-24
2005-05-24
Cottingham, John R. (Department: 3679)
Joints and connections
Split end with laterally movable opposed portions
With separate force-applying means
C403S373000, C403S374300
Reexamination Certificate
active
06896438
ABSTRACT:
A tube retainer comprises a tube body; a center of the tube body being formed with a receiving space; the receiving space being formed by a large cambered surface and a small cambered surface; one end of the tube body being formed with a tightening portion; the tightening portion being formed with a slot communicated with the receiving space and the outside of the tube body; a hole being formed in the tube body and the hole passing through the slot; a pad having a cambered surface which has the same radian as that of the receiving space; a protrusion protruding from the outer cambered surface; the protrusion having a through hole for retaining the screw fastener. The receiving space has a large cambered surface and a small cambered surface. A threaded hole is formed in the tightening portion and at one side of the through the slot and a via hole is formed in the tightening portion and at another side of the slot. The small cambered surface is at the tightening portion and is adhered to the pad.
REFERENCES:
patent: 6074123 (2000-06-01), Osborne
patent: 6413006 (2002-07-01), Neugart
patent: 6604887 (2003-08-01), Carreira
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