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Energy storing device and method of using the same

  • US 9,517,388 B2
  • Filed: 08/02/2012
  • Issued: 12/13/2016
  • Est. Priority Date: 12/07/2009
  • Status: Active Grant
First Claim
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1. A ball, comprising:

  • a shell defining a cavity;

    a generation module disposed in the cavity and fixed relative to the shell, the generation module having a pendulum and an electric generator, the pendulum coupled to the electric generator so that the electric generator converts a rotation of the pendulum to electrical energy;

    a battery electrically coupled to the electric generator;

    wherein the battery stores electrical energy generated by the electric generator;

    a socket disposed at least partially within the cavity and accessible from an outside surface of the shell, the socket electrically coupled to the battery and configured to transmit electrical energy from the battery to a device disposed externally relative to the ball, the device requiring electrical energy for operation.

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