Figure 7

Novel caster dynamic simulation result when overcoming 65 mm step of novel caster. The green area is the climbing section. (a) Passive joint angle when climbing 65 mm step. (b) Fr in the caster main wheel and Fz in the caster sub-wheel.

Novel caster dynamic simulation result when overcoming 65 mm step of novel caster. The green area is the climbing section. (a) Passive joint angle when climbing 65 mm step. (b) Fr in the caster main wheel and Fz in the caster sub-wheel.