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APPARATUS FOR COATING FILAMENTARY MATERIAL

  • US 3,831,551 A
  • Filed: 04/14/1972
  • Issued: 08/27/1974
  • Est. Priority Date: 04/14/1972
  • Status: Expired due to Term
First Claim
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1. Apparatus for coating fibers with a material in a liquid state comprising, in combination, a vessel for holding the liquid material, said vessel having a straight horizontal side portion, and means for supplying the material to the vessel at a rate for maintaining the liquid material at a desired level just above said side portion, said material supplying means including means for continuously supplying the material to the vessel at a rate faster than the material is normally applied to the fibers when the liquid material level is below the desired level and means for continuously supplying the material to the vessel at a rate slower than the material is normally applied to the fibers when the liquid material level is above the desired level whereby, through surface tension, the liquid material defines a lip projecting from said side portion for coating the fibers when such fibers are passed through such lip.

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