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Pool cleaning vehicle having internal drive propulsion

  • US 8,756,740 B2
  • Filed: 06/21/2012
  • Issued: 06/24/2014
  • Est. Priority Date: 05/06/2008
  • Status: Active Grant
First Claim
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1. An internal drive assembly for a pool cleaning vehicle, the pool cleaning vehicle including a body shell and the body shell including an interior cavity and drive means for traveling around an underwater surface of a pool, the internal drive assembly comprising:

  • a motor mounted in a housing on an outside of the body shell and mated to the internal drive assembly for propelling the vehicle,wherein the internal drive assembly includes;

    at least one drive wheel, andthe at least one drive wheel includes a gear assembly.

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