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US 4,045,598 AGranted
Coating method and apparatus
AssigneeMilliken Research Corporation
InventorJimmy B. Henson
Life of this patent
Estimating the term…
Abstract
This invention relates to an apparatus to apply a coating to a fabric which employs vacuum pressure to enhance the penetration of the coating into the fabric. The vacuum pressure source has a continuously moving surface to prevent build-up of the coating material at the outlet of the vacuum source.
Claims1
The method of providing a coated fabric on an apparatus having an elongated hollow manifold connected to a source of negative pressure and an elongated opening thereon comprising the steps of:
- providing a supply of fabric to be coated, applying a coating material to the fabric, passing the coated fabric over the elongated opening, passing a web material under the coated fabric into the hollow manifold over one side of the elongated opening and out of the hollow manifold over the other side of the elongated opening to continuously clean the elongated opening and curing the coated fabric after passage over said opening.
Dependencies are inferred from the claim text.