Patent ID: 6533306
Filing Date: 2003-03-18
Classification: A61G

Abstract:
An adjustable anti-tip assembly, comprising:a strut; an adjuster plate having a slot; an anti-tip wheel, the anti-tip wheel being rotatably connected to the adjuster plate; a pivotable connection between the adjuster plate and the strut; and an adjustment cam, the adjustment cam having a cylindrical lobe and a rotatable connection to the strut, the cylindrical lobe having a diameter and a central axis and being positioned within the slot of the adjuster plate and free to rotate about the rotatable connection and slide within the slot, the rotatable connection between the strut and the cylindrical lobe being displaced from the central axis of the cylindrical lobe, wherein rotation of the cylindrical lobe within the slot causes the adjuster plate to pivot relative to the strut.