Patent ID: 7467796

Claim:
A seal for use on the tapered section of a roll neck in a rolling mill, said seal comprising: a flexible circular seal body having a central axis “A” and at least one radially outwardly extending flange joined by a hinge to an angularly extending lip, said hinge having a reduced thickness as compared to the thicknesses of said flange and said lip, said lip having converging first and second sides leading to an enlarged rim, said first and second sides defining an included angle ({acute over (α)} 1 ) of between about 4° to 10°, said rim having first and second peripheral faces that converge respectively from said first and second sides to an outer edge contained in a reference plane “P” parallel to said central axis, said second peripheral face diverging from said second side to define an included angle, and a protuberance on the first side of said lip at a location spaced inwardly from the juncture of said first side and said peripheral first face.