| 摘要 |
PURPOSE: A speed-changing knob apparatus for an auto transmission is provided to reduce the driving fatigue of a driver. CONSTITUTION: A speed-changing knob apparatus for an auto transmission comprises a dial knob(2) and a transmission cable(4). The dial knob is supported at the current position so as to be rotatable. The transmission cable is pulled or pushed according to the rotation of the dial knob to change the speed. The dial knob is combined with a dial knob shaft(2a) equipped with a dial gear. The transmission cable is engaged with the dial gear. A cable bar(3) having a tooth form is integratedly with the transmission cable. The tooth forms of the dial gear and cable bar is a round shape. A coupling projection and a plurality of hooking jaws are formed on the dial knob shaft. The dial knob comprises a coupling groove into which the coupling projection is inserted. The dial knob comprises a plurality of hooking grooves into which the hooking jaws are inserted. |
