| 摘要 |
<p>The invention concerns a semiautomatic manual control device for gear selection of a self-propelled land vehicle with handlebars (2) such as a motor cycle, comprising actuating means (1) for moving the rotary selection shaft (6) in one direction or the other, a clutch contactor (23), and at least a brake contactor (24), and means (34) for electrical connection between the contactors (23, 24) and the actuating means (1) for selecting a lower gear when the two contactors (23, 24) are activated, and for selecting a higher gear when only the clutch contractor (23) is activated.</p> |
