Patent ID: 9216764
Filing Date: 2015-12-22
Classification: A01D,B62D

Abstract:
1. A vehicle steerable by movement of a center of gravity, the vehicle comprising: a mower unit; at least one auxiliary wheel; a left drive wheel driven by a left rotary driver; a right drive wheel driven by a right rotary driver; a steering stand comprising: a gravity center position calculator calculating a position of the center of gravity of the driver on the steering step surface based on a detection signal from the load detection module; a travel controller having a first control mode and a second control mode; the first control mode controlling rotary drive of the left rotary driver and the right rotary driver so as to achieve one of: the second control mode controlling the rotary drive of the left rotary driver and the right rotary driver so as to achieve one of: a driver input operation device providing the travel controller with a selection command to select one of the first control mode and the second control mode based on an input operation of the driver, wherein the driver input operation device is usable during mowing and while the mowing unit is operating, and wherein the travel controller prevents backward travel unless the driver is gripping a grippable support.