Patent ID: 8448729
Filing Date: 2013-05-28
Classification: A61B,B62D

Abstract:
1. A steering system for mobile medical equipment comprising: a left steerable wheel assembly including a left steerable wheel; a right steerable wheel assembly including a right steerable wheel; a left parallelogram linkage coupled to the left steerable wheel assembly, the left parallelogram linkage, including a plurality of links, to transfer a left wheel angle to the left steerable wheel assembly; a right parallelogram linkage coupled to the right steerable wheel assembly, the right parallelogram linkage, including a plurality of links, to transfer a right wheel angle to the right steerable wheel assembly; a steering function generator coupled to the left parallelogram linkage and the right parallelogram linkage, the steering function generator to generate the left wheel angle (LWA) of the left steerable wheel and the right wheel angle (RWA) of the right steerable wheel; and a steering tiller coupled to the steering function generator, the steering tiller to receive an input steering angle from an operator to generate the left wheel angle and the right wheel angle to control the direction of the mobile medical equipment around flooring.