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Water jet reversing propulsion and directional controls for automated swimming pool cleaners

DC
  • US 6,742,613 B2
  • Filed: 03/29/2002
  • Issued: 06/01/2004
  • Est. Priority Date: 01/25/1999
  • Status: Expired due to Term
First Claim
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1. A self-propelled apparatus for cleaning the submerged sidewall and bottom surfaces of a pool in a predetermined scanning pattern, the apparatus comprising;

  • (a) a housing formed by a top wall and depending side walls;

    (b) reversible drive means for propelling the apparatus in opposite directions, which directions correspond generally to the longitudinal axis of the apparatus; and

    (c) a pair of wheels assembled to each of the opposite longitudinal ends of the apparatus, where the improvement comprises mounting each pair of wheels to transverse axles, the axes of the respective axles defining an angle that is acute to the longitudinal axis of the apparatus when the apparatus is moving in at least one direction.

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