Patent ID: 8310468

Claim:
A control display positioning system for use with a medical/surgical system, said control display positioning system comprising: a control display mounting constructed and arranged for permitting tilting of a control display about a substantially horizontal axis; said control display mounting being connected to a display vertical hinge assembly constructed and arranged for turning about a substantially vertical axis; said display vertical hinge assembly being connected to the distal end of a first arm; an elbow hinge assembly constructed and arranged for turning about a substantially vertical axis; said elbow hinge assembly being connected to the proximal end of said first arm and at the distal end of a second arm; a base hinge assembly constructed and arranged for turning about a substantially vertical axis; said base hinge assembly being connected to the proximal end of said second arm; wherein said display vertical hinge assembly, said elbow hinge assembly and said base hinge assembly include: a space to enable the passage of a cable bundle therethrough; and a set of washers to provide friction forces within each hinge assembly sufficient to enable each hinge assembly to maintain its position, wherein at least one of the display vertical hinge assembly, the elbow hinge assembly, or the base hinge assembly comprises: a shaft rotationally coupled to an inner spanner nut; an outer spanner nut rotationally coupled to an outer hinge housing; and a ball bearing located between the inner spanner nut and the outer spanner nut on one side and the set of washers on an opposing side.