An anti-tip suspension for a wheel chair having rear casters is defined. The suspension (22) includes a rocker arm support (48), a rocker arm (46) and a spring (50). The rocker arm (46) is pivotally attached to the rocker arm support (48) so that it is rot...

The land vehicle for space terrain exploration has a front wheel (6) fork assembly (15) attached to the chassis (1) by a quadrilateral linkage (17-20). The linkage is formed from rigid links, one of which is fixed to the chassis and another to the steering...