Wedge thread with torque shoulder
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United States of America Patent
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-
Aug 2, 2011
Grant Date -
Jul 22, 2010
app pub date -
Jan 21, 2010
filing date -
Apr 19, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A threaded pipe connection includes a pin member having an external thread increasing in width in one direction, a box member having an internal thread increasing in width in an opposite direction so that complementary internal and external threads move into engagement upon make-up of the connection, and at least one contact zone in which the pin member and box member are in sealed contact.
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