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.

Sheave – Drive

The grooved wheel of a traction machine over which hoist ropes are passed and through which motion is initiated.

Tags:  traction geared machine gearless

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