And then you see something like an infinitely variable transmission built from nested pulleys, and you realize there’s always room for improvement. The electric motors generally used in robotics ...

Northwindow北窗源自意大利设计的顶级精髓，毕业于米兰理工大学著名设计师Piero ...

V-belt pulleys (also called vee belt sheaves) are devices which transmit power between axles by the use of a v-belt, a mechanical linkage with a trapezoidal cross-section. Together these devices offer ...

Round belt pulleys are mechanical devices which transmit rotational motion around an axle. They are used to lift loads or to apply/transmit power. The round belt pulley accommodates a belt, cable, or ...

Various pulleys with different degrees of mechanical advantage (1:1, 1:2, and 1:4) can be used with different masses and a newton scale to perform a quantitative demonstration. Mount the rod ...

[Scott Swaaley] needed a bunch of timing pulleys for the clock he was building. He had already decided on the MXL profile, but he needed so many of these toothed pulleys in so many configurations ...

Archaeologists Dove Beneath the Nile and Found a Surprise: Traces of Ancient Pharaohs ...

By the time you notice a severe engine block crack, it will usually require a full replacement. Here are the signs and ...

Honda offers CVT transmission in some of its models. Learn when this became available and read firsthand experience about its ...

It’s easier when two people share the lifting of heavy objects and pulleys work in the same way. When you pull the rope, the pulley helps you lift heavy objects more easily because it spreads ...

NASA convinced an American author we’ll find life on another planet — in next 25 years - Pulitzer Prize finalist Dave Eggers ...