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Watercraft speed control device

  • US 8,145,372 B2
  • Filed: 02/23/2009
  • Issued: 03/27/2012
  • Est. Priority Date: 02/11/2004
  • Status: Active Grant
First Claim
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1. A system for controlling the velocity of a watercraft having an engine for propulsion, said system comprising:

  • a velocity measuring device capable of obtaining a first measurement of the velocity magnitude of said watercraft;

    a GPS device capable of obtaining a second measurement of the velocity magnitude of said watercraft;

    a control input device capable of accepting an input of a predetermined velocity for said watercraft; and

    a control module comprising;

    an engine speed algorithm capable of creating a first engine speed output correction from said first velocity measurement, said second velocity measurement, and said predetermined desired velocity;

    said first engine speed output correction being capable of causing said watercraft to be propelled at substantially said predetermined velocity.

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