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Suspension for wheeled vehicles

DC
  • US 8,534,679 B2
  • Filed: 06/20/2006
  • Issued: 09/17/2013
  • Est. Priority Date: 10/25/2002
  • Status: Active Grant
First Claim
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1. A wheelchair suspension comprising:

  • a frame;

    a pivot arm pivotally coupled to the frame;

    a front caster coupled to the pivot arm;

    a rear caster pivotally coupled to the frame;

    a stabilizing system coupled to the frame and the pivot arm;

    a sensor coupled to the stabilizing system;

    the sensor being arranged such that movement of the frame relative to the rear caster causes actuation of the stabilizing system to at least partially resist further movement of the frame.

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