Method and apparatus for expanding tubular members
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United States of America Patent
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Jul 23, 1985
Grant Date -
N/A
app pub date -
Jul 3, 1980
filing date -
Jul 3, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The disclosure embraces a method of and apparatus for expanding circular cylindrical metal tubing, pipe or tubular members wherein an expanding construction embodies expandable fingers or members and cone-shaped means cooperating with the fingers or members for expanding tubing, pipe or tubular members. The method and apparatus involves the use of power means for expanding the fingers by relative movement of cones engaging the fingers, the method and apparatus including selectable indexing means for determining the amount of expansion of tubing, pipe or tubular members.
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