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SPORTS BALL WITH MECHANOLUMINESCENCE

  • US 20180339202A1
  • Filed: 05/25/2017
  • Published: 11/29/2018
  • Est. Priority Date: 05/25/2017
  • Status: Active Grant
First Claim
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1. An inflatable sports ball comprising:

  • an interior bladder;

    a cover disposed about the interior bladder, the cover including;

    an outer substrate;

    an outer substrate surface defined by the outer substrate and a feature surface radially spaced apart from the outer substrate surface, wherein the outer substrate surface and the feature surface cooperate to define an exterior surface of the cover, the feature surface including;

    at least one protrusion formed from a dimensional ink, wherein the at least one protrusion extends from the outer substrate surface and has a terminus disposed on the feature surface, wherein the terminus is radially spaced apart from the outer substrate surface by a height that is greater than about 0.05 millimeters (mm);

    a mechanoluminescent material embedded in a portion of the cover, wherein the mechanoluminescent material is disposed at only one of the outer substrate surface and the feature surface; and

    wherein the mechanoluminescent material emits visible light in response to an externally-applied stress.

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