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Comba ball with magnus effect

  • US 7,935,013 B2
  • Filed: 02/09/2006
  • Issued: 05/03/2011
  • Est. Priority Date: 02/09/2006
  • Status: Expired due to Fees
First Claim
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1. A ball having improved sphericity evidenced by a circumference with a selected measurement (C), comprising:

  • a plurality of interconnected panels comprising first and second groups of panels which combine to form a sphere,said first group of panels defining at least two different surface areas of said ball corresponding to polar hemispheres of said sphere;

    said second group of panels defining an area of said surface in the form of a circumferential band having a width, and said area having generally parallel sides along its length with at least three undulations and disposed in the equatorial zone of said surface of the said ball, creating a separation between and joining said polar hemispheres defined by said first group of panels;

    whereby the width of said band is modified to improve the sphericity of the ball and obtain a ball of a selected circumference with measurement (C).

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