Pipe expansion device
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United States of America Patent
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-
Oct 8, 2002
Grant Date -
N/A
app pub date -
Nov 28, 2000
filing date -
Nov 29, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A device for expanding a pipe comprising a bi-conical sleeve having a first section and a second section, which sections are provided with at least two longitudinal guide channels, first wedges, wherein each first wedge tapers into the direction in which the first section widens and is provided with a support element that co-operates with the corresponding longitudinal guide channel of the first section, second wedges, wherein each second wedge tapers into the direction in which the second section widens and is provided with a support element that co-operates with the corresponding longitudinal guide channel of the second section, and means for moving the wedges into each other.
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Cited Art Landscape
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