Every step on the escalator escalator supply has two wheels, they rotate along two separate tracks. The upper unit (near the top of the stairs of the wheels) connected to the rotation of the chain, the drive gear is located at the top of the escalator by pulling. Wheel of other groups just slide along the track escalators, behind the wheel of the first set. Both tracks are separated from each other, so can maintain the level of each step. At the top and bottom of the escalator, the track was a horizontal position, so that steps flattened. Each level has a series of internal recesses in order to flatten the process together with the front and rear two steps. In addition to rotating the main link to the automatic escalator, escalator handrail in the motor can move. Handrail just a rubber conveyor belt around a series of wheels were circulating. The conveyor belt is precisely configured to the same level of speed and movement, so that passenger would feel smooth. Due to the different structure of the handrail, handrail drive system also will be different. ① vertical handrail: these railings with self-supporting safety glass liner ② tilt the handrail: This handrail made of stainless steel liner. The liner and Cascade inclined arrangement. Generally used for large lifting height of the escalator escalator custom, because the weight of large handrail, glass can not be used as a support, another turning point in the handrail but also to increase the steering wheel. (12) Lubrication system: All Cascade and Cascade chain rollers are permanently lubricated. Main drive chain and the handrail drive chain and cascade chain lubrication by automatic control systems are lubricated. Merchants escalators | Noah Witt elevator (certified) | South County escalator provided by the Texas Noah Witt Elevator Company. Texas Noah Witt Elevator Co. (www.dznywt.com) (www.dznywt.com) is an industry leader in Shandong Dezhou, machinery and industrial products, cooperation projects over the years, the company is implementing the scientific management, innovation and development, honesty and trustworthiness policy, and satisfy customer needs. Noah Witt Elevator leadership with the staff warmly welcome all inquiries negotiations to create Noah Witt elevator a better future.