| 摘要 |
PURPOSE:To speedily carry out the switch back operation by closing a throttle independently of the accelerator stepping-in quantity in switch back, in an industrial vehicle equipped with an automatic transmission using a clutch. CONSTITUTION:If, in an industrial vehicle equipped with an automatic transmission using a clutch, e.g., fork lift, a switch back judging pat 1 judges from the state change of an advance/retreat selecting lever that switch back is instructed, a switch back control signal is transmitted to a throttle control part 2, and in other cases, no switch back control signal is transmitted. When no switch back control signal is transmitted, a throttle control part 2 controls the opening degree of a throttle according to the detection value supplied from an accelerating-pedal stepping-in quantity sensor 3. When a switch back control signal is transmitted, the throttle is closed independently of the accelerator stepping-in quantity. |
