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Means for lubricating radial shaft sealing rings in grinding rolls

  • US 4,420,064 A
  • Filed: 11/21/1980
  • Issued: 12/13/1983
  • Est. Priority Date: 12/17/1979
  • Status: Expired due to Term
First Claim
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1. In a grinding roll assembly having a roll carrier on which at least one grinding roll is journaled by bearings and on which a pair of sealing rings is disposed and spaced from one another by a gap, the improvement comprising an air line in communication with said gap, an oil supply, and an oil conduit establishing communication via said air line between said oil supply and said gap.

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