In a floating roll the abutment faces of the transverse seals at the crosshead are not radial or axial but have an orientation corresponding to a spherical surface, the center of which is situated in the center of {TAIL ~ the adjacent bearing} on which {HEAD ~ the cylinder} is supported on the crosshead 
In a floating roll the abutment faces of the transverse seals at the crosshead are not radial or axial but have an orientation corresponding to a spherical surface , the center of which is situated in the center of { TAIL ~ the adjacent bearing } on which { HEAD ~ the cylinder } is supported on the crosshead
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