Speedometer for in-line skates

  • US 5,721,539 A
  • Filed: 10/10/1995
  • Issued: 02/24/1998
  • Est. Priority Date: 10/10/1995
  • Status: Expired due to Fees
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First Claim
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1. A speedometer system for skates comprising:

  • a roller skate including a sole with first and second opposed major surfaces and a plurality of wheels rollably attached to said second major surface;

    transducer means, disposed in said roller skate, for producing electrical pulses in response to a rotational movement of said plurality of wheels;

    means, in communication with said transducer means, for converting said electrical pulse into digitized data related to said rotational movements of said plurality of wheels;

    a transmitter, disposed in said roller skate, for receiving said digitized data and emitting corresponding signals containing said digitized data;

    wireless receiver means, in communication with said transmitter, for receiving said signals;

    means, in communication with said receiver means, for processing said signals to produce information related to said rotational movement, said information including an angular velocity of said wheels;

    display means, in electrical communication with said receiver means, for producing a real-time visual representation of said information; and

    a housing containing said processing means and said display means.

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