Classroom on demand

Welcome to Classroom on demand, your source for educational materials related to the vertical transportation industry. This site represents the knowledge and expertise of the best engineers and mechanics in the elevator industry, and will help those new to the elevator industry learn about the basic workings of elevator systems, and also will serve as a reference for people with more experience.

One to One Roping (1:1)

Arrangement of elevator hoist ropes in which one end of each hoist rope passes from the car hitch over the machine sheaves to the counterweight hitch. With 1:1 roping, the car, counterweights, and hoist ropes all travel at the same speed.

Tags:  traction roping

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