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Suspensions for low floor vehicle

  • US 7,703,781 B2
  • Filed: 03/11/2008
  • Issued: 04/27/2010
  • Est. Priority Date: 10/24/2003
  • Status: Active Grant
First Claim
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1. A suspension system for a vehicle comprising:

  • a first wheel;

    a second wheel;

    a first stub axle providing support to said first wheel about a first rotational axis;

    a second stub axle providing support to said second wheel about a second rotational axis,a frame including a substantially flat portion having a top surface, said first wheel being located on a first side of said frame, said second wheel being located on a second side opposing said first side of said frame, said top surface being disposed generally beneath the first and second rotational axes;

    a pivotal support arm pivotally supporting said first stub axle, said pivotal support arm being pivotally coupled to said frame by spaced-apart first and second pivot attachments and being pivotal relative to said frame about a pivot axis anda dampener having two ends with one of the ends being pivotally coupled to said frame, the other end of said dampener being pivotally coupled to said support arm;

    wherein said dampener is vertically located above the pivot axis and laterally located between the first pivot attachment and the second pivot attachment, and the pivot axis is forward of the first rotational axis and above the first rotational axis.

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