Tooth profile fell into Spur Gear, Helical Gear, double helical gear, and Spiral Gear. The most widespread use for Tooth Profile is involute profile, but there is gear with arc teeth. The main profile of cylindrical gear is involute(widespread use) and arc tooth. Bevel Gear wheel fell into straight and spiral tooth. Cone straight line gear fell into standard profile, Gleeson profile, and Eniwas profile.
(1) Direct contact engaging transmission, Transfer movement and power between two shafts in space at will;
(2) Big power range, Big ratio range , High efficiency, High precision.
(3) Stable transmission ratio, Reliable service, Compact structure.
(4) Change motor direction.