MAZDA RX 7 Car is equipped with Wankel double cylinder rotary engine with turbosupercharger, which adopts ECU control ignition and fuel injection systems.
Such as the synchronization counter-rail and pressed compact for the edge smoothing tool,the press plate and wormgear for the line edging tool,the gear and the bear for the washing tool.
This control effect can be got by designing the size of pokedwheel,using the self locking character of worm wheel and worm pole and connecting the pawl mechanism with overtravel ...