Hydraulic chuck having ring collet
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United States of America Patent
Stats
-
Feb 21, 1984
Grant Date -
N/A
app pub date -
Dec 16, 1981
filing date -
Dec 16, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A hydraulic chuck for engagement of the outside of tubes. A set of ring collets are provided to grip the tube and hold it while the tube is tested, expanded, or otherwise worked on. Seals are provided to prevent fluid flow between the tube and the chuck. A piston is actuated to engage and release the ring collets, and to engage the seal when the collets are engaged.
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