BANGKOK — A cafe in Thailand has started using a pulley system to serve coffee on wheels as coronavirus infections force businesses to practice social distancing. To beat the fear, Art of Coffee in ...

Despite the complexity of modern vehicles, they still use technologies that have been a part of humanity’s toolbox since The Holy Roman Empire. Pulleys are believed to have been used in ancient ...

Power transmission involves transferring mechanical power from one part of a system to another Gear trains change the speed, direction, or torque between shafts. The gear ratio is calculated by ...

Pulley systems are simple machines that make lifting heavy objects easier. They consist of a rope or cable that passes over one or more wheels (pulleys). A single pulley changes the direction of force ...

Using pulleys and an 8-mm iron cable rope tied to pillars, he is able to transport all the farm produce to the yard of his house with ease. “Earlier, I used to carry all the farm produce harvested on ...