Device for fitting an oil pipe stiffening sleeve on a support structure
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United States of America Patent
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Mar 5, 2002
Grant Date -
N/A
app pub date -
Nov 17, 1999
filing date -
Jul 2, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A device for fitting a stiffening sleeve which is located at the end of an oil pipe onto a bearing structure. The device comprises an internal hollow tube fixed on the bearing structure, the tube having an internal diameter slightly greater than the diameter of the cylindrical wall of the stiffener, and two support/centering devices, respectively a lower device formed by retractable balls and an upper device formed by a conical collar, the devices interacting with the cylindrical wall of the stiffener and a conical bearing surface at the top of the tube in order to support/center the stiffener.
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