Patent ID: 7481291

Claim:
A vehicle which can be steered based on movement of balance comprising: first and second wheels located at least on the same axis; first rotary drive means for rotating said first wheel and second rotary drive means for rotating said second wheel; a vehicle base having said first and second wheels located at its right and left sides and which has said first and second rotary drive means mounted on a top surface of the base; a step-board located above said vehicle base and on which a rider rides; balance position detecting means interposed between said vehicle base and said step-board to detect a rider's balance position, wherein the vehicle can be steered based on the balance position, the balance position detecting means includes a front-side detecting means located ahead of the axis and back-side detecting means located behind the axis; and drive control means for controlling driving of said first and second rotary drive means to maintain the balanced state of said vehicle based on a detected signal from said balance position detecting means if the balance position is located at the center of balance of said vehicle base, and controlling driving of said first and second rotary drive means to enable said vehicle to travel straight and/or turn if the balance position is not located at the center of balance of said vehicle base.