Tong arm assembly with floating jaw
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United States of America Patent
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Aug 4, 2015
Grant Date -
N/A
app pub date -
Mar 20, 2013
filing date -
Mar 27, 2012
priority date (Note) -
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Abstract
A tong arm assembly configured to engage a tubular can include an arm frame with a recess, gripping cylinder holes, and a makeup/breakout cylinder hole. A floating jaw can be partially disposed within the recess and securable to the arm frame. The floating jaw can include tong dies attached opposite the recess. A gripping cylinder with a moveable rod can be secured to the arm frame. The gripping cylinder can nest adjacent to the arm frame and extend along the arm frame. A counter gripping member can be connected to the moveable rod. Opposite tong dies can be on the counter gripping member. A multi-function L-link assembly can engage the counter gripping member and the arm frame.
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