They are utilized in automatic transmissions, robotics, and precision equipment. The damaged enamel defect has a definite profile on the gear, which often appears as a laceration or lesion on the surface, and could be recognized by human operators through visible inspection. This defect can occur in several spots on a gear tooth, and can even seem on a number of tooth of the same gear. The most typical sites the place this defect is discovered contains the edge of a tooth and along the highest land .Helical Spur GearsHelical gears have angled tooth that engage more progressively than…