Abstract: A control assembly for an electric powered wheelchair having a forward steering column (13) on which a handle bar (14) and a control lever (119) are mounted, said control lever adapted when pressed forward to move the chair forwardly, and when pressed rearward to move the chair rearwardly, a second control lever (120) mounted on an idler shaft (130) and operatively engaged with said first control lever (119) whereby pressing either lever forward or rearward will cause the chair to move in the desired direction.

Abstract: A safeguard for an electric powered wheelchair having a forward steering column (13) on which a handle bar (14) and a control lever (20) are mounted, said safeguard comprising a platform (25) underlying said lever (20) and extending rearwardly thereof to provide contact with the body of an occupant of the chair when rising to dismount therefrom.

Abstract: A counterbalancing mechanism for applying an upward force to the brake pedal (37) operable by the left foot of the driver of an automobile, comprising an actuator rod (66) transmitting force from a pressure-actuated diaphragm (74) to said pedal (37) to counterbalance the effective weight of the driver's left foot and leg when resting on said pedal (37), the pressure applied to said diaphragm (74) being adjustable by a pressure regulator (83) in the supply line (80, 89, 90) directing pressure against said diaphragm (74).