Lubrication – Lubricators – Cylinder lubricators
Patent
1995-06-12
1996-12-31
Denion, Thomas E.
Lubrication
Lubricators
Cylinder lubricators
184 19, 72466, 72150, F16N 100
Patent
active
055885055
ABSTRACT:
An internal mandrel assembly is provided that includes a cleaning attachment for cleaning the interior surface of a tube during a bending operation. The internal mandrel assembly includes a mandrel shank, a plurality of mandrel ball assemblies pivotally coupled to the mandrel shank in a linked configuration, a cleaning attachment pivotally coupled to the last mandrel ball assembly, and a locating rod that positions the mandrel shank within the tube. The internal mandrel assembly also cooperates with a lubricant pump and a lubricant collector. The cleaning attachment includes a wiper for cleaning the interior surface of the tube, a linking member, a first support washer, a second support washer, and a retaining shoulder.
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Calsonic North America, Inc.
Denion Thomas E.
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