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Pivotal direct drive motor for exhaust assembly

  • US 20050159101A1
  • Filed: 08/24/2004
  • Published: 07/21/2005
  • Est. Priority Date: 01/20/2004
  • Status: Abandoned Application
First Claim
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1. An exhaust assembly which comprises:

  • an outer wall that defines a cavity therein having an air inlet formed at its bottom end;

    an inner wall fastened to the outer wall and positioned in the cavity to divide it into a centrally located chamber and a surrounding annular space;

    a fan chamber disposed at the bottom of the cavity, the fan chamber retaining a fan coupled to a fan shaft to draw exhaust air in through the air inlet and blow it upward through the annular space;

    a drive chamber disposed inside the outer wall and adjacent the fan chamber; and

    a motor pivotally mounted in the drive chamber, the motor pivotable between a first engaged position in which a motor shaft is coupled to the fan shaft for driving the fan, and a second disengaged pivoted position.

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