Extrusion-sealed structure of heat pipe

Details Extrusion-sealed structure of heat pipe Extrusion-sealed structure of heat pipe

2007-03-20

2007-03-20

Bochna, David (Department: 3679)

Pipe joints or couplings

Deformed

C165S104260

Reexamination Certificate

active

11075694

ABSTRACT:
An extrusion sealed structure of a heat pipe. A heat pipe that has been extrusion-sealed includes a circular tubular body with two free ends connected to conical shrunk tubular portions. One end of each shrunk tubular portions is connected to the circular tubular body, and the other end of the shrunk tubular portion has one side surface extruded into a recessed portion and the other side surface retains the shape of the circuit tubular body and the shrunk tubular portion. The sealing portion is located at a central axis of the tubular body.

REFERENCES:
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patent: 6830098 (2004-12-01), Todd et al.
patent: 6871635 (2005-03-01), Curran et al.
patent: 6957691 (2005-10-01), Hsieh
patent: 7073257 (2006-07-01), Hsu

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