| 摘要 |
<p>PURPOSE:To travel a radio steering engine drive type unmanned vehicle always at a fixed speed. CONSTITUTION:The car body is equipped with a radio steering type traveling device to start/stop this car body and a steering device to turn front wheels 3 along a guide line. The traveling device is equipped with a throttle sensor 36 to detect a throttle valve in the case of a specified aperture and a throttle aperture initializing means. When a start signal is inputted, the throttle valve is opened. When the aperture of the throttle valve reaches the specified aperture, the aperture value of a step motor controller is updated into the aperture value of the specified aperture. Even when the length of a throttle valve driving member such as a throttle wire, etc., is changed, the open/close of the throttle valve can be controlled with a certain amount containing the change amount.</p> |
