Swivel guided trolley, has lane that runs main chain, which is united to car, where other end has some bearings that move through omega profile to obtain major precision and double-guidance

摘要

The swivel guided trolley, has a lane that runs a main chain, which is united to a car, where other end has some bearings that move through an omega profile to obtain a major precision and double-guidance. A tree holder rack is provided, where the pieces are placed. The lower end is provided with a fixed gear, which engages with the chain to turn on.