Throw-measuring football

  • US 5,779,576 A
  • Filed: 08/20/1996
  • Issued: 07/14/1998
  • Est. Priority Date: 08/20/1996
  • Status: Expired due to Fees
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First Claim
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1. An amusement projectile of the type adapted to be propelled by a user through the air to land on the ground at a distance from said user, said projectile comprising a body, means for computing flight characteristics, and digital display means mounted on said body for displaying flight characteristics of said amusement projectile, said means for computing flight characteristics comprising:

  • accelerometer means disposed within said body for measuring an acceleration of said amusement projectile upon being propelled by said user and generating an acceleration signal representative of said measured acceleration;

    signal conversion means for receiving said acceleration signal and converting said acceleration signal to a digital acceleration signal;

    timer means for determining a time from a separation of said amusement projectile with said user to an impact with the ground, and generating a time signal representative of this determined time;

    memory means for storing flight characteristic data;

    microprocessor means for receiving said digital acceleration signal and said time signal, and for retrieving said flight characteristic data stored in said memory means, and for computing flight characteristics therefrom; and

    battery means for providing power to said microprocessor means.

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