The present invention relates to a wheelchair suspension that includes a pivoting assembly. The pivoting assembly includes at least two linkages (319,334). The pivoting assembly is structured so that the drive assists the wheelchair in traversing obstacles...

To provide a vehicle capable of performing a transition between a stable state and an inverted state with a simple structure. A vehicle in accordance with an aspect of the present invention is a vehicle that moves by inverted pendulum control, including a ...

A suspension (1300) for a vehicle includes a frame (402) and a releasable locking assembly (1314,1322,1318,1320). The releasable locking assembly includes first and second assemblies (1314,1318). The first assembly (1314) is movably coupled to the frame (4...

A wheelchair suspension that inhibits tipping of a wheelchair. The wheelchair suspension prevents upward movement of the front casters with respect to the frame and allows downward movement of the front casters when the wheelchair exhibits a tipping behavi...

A wheelchair suspension includes a frame, a drive assembly, at least one front caster pivot arm, a front caster, a rear caster, and a stabilizing assembly. The drive assembly is pivotally mounted to the frame at a first pivot axis that is below an axis of ...