Heating elements for repair of molding defects for carbon fiber thermoplastic composites

  • US 10,611,104 B2
  • Filed: 06/15/2017
  • Issued: 04/07/2020
  • Est. Priority Date: 06/15/2017
  • Status: Active Grant
First Claim
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1. A method of repairing a manufacturing defect in a molded polymeric composite structure, the method comprising:

  • applying a heating element over a first contoured surface of the molded polymeric composite structure comprising a defect, wherein the heating element defines a second contoured surface complementary with at least a portion of the first contoured surface and the heating element comprises an electrically conductive layer including a fabric and a thermoset polymer; and

    heating a portion of the first contoured surface with the heating element, wherein the heating element has a substantially uniform temperature across the second contoured surface to repair the defect, wherein the heating element is molded and retains the second contoured surface prior to the applying.

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