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Polymer coated contact surface

  • US 5,302,440 A
  • Filed: 06/11/1992
  • Issued: 04/12/1994
  • Est. Priority Date: 06/04/1990
  • Status: Expired due to Fees
First Claim
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1. A coated contact surface having a high coefficient of friction comprising a contact surface coated directly with a polymer having a hardness of 10 to 40 Shore A, a tensile strength of 400 to 1700 psi, an elongation of 200 to 1400 percent and a tear resistance of 50 to 400 PLI, wherein said polymer is a cross-linked acrylic polymer, a plasticized polyvinyl chloride elastomer, a silicone rubber, or a polyurethane elastomer, and forms a solid film from an evaporating solvent, said solidified polymer itself providing said high coefficient of friction.

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