PURPOSE: An automatic self-leveling maintenance stair climbing wheelchair is provided to climb stairs by using a self-leveling maintenance wheel through the control of the length of a hydraulic cylinder.;CONSTITUTION: An automatic self-leveling maintenance stair climbing wheelchair comprises four hydraulic...
G. Quaglia, and M. Nisi, "Design and Optimization of a Self-Leveling Cam Mechanism for a Stair Climbing Wheelchair", Manuscript submitted for publication.G. Quaglia and M. Nisi, "Design and Optimization of a Self- Leveling Cam Mechanism for a Stair Climbing Wheelchair," un- published....