How do elevators work? (The first part)

elevator To French, (elevator) To english (elevator) or With needles It is a movable room by which to go up from one floor to another or to descend from the upper floor to the lower one.. In other words elevator One of the equipment Transportation It is vertical that facilitates the movement of people or goods between floors.

In 1800, steel production was a revolution in construction High-rise buildings created. The skeletonization of buildings began with the help of metals, and architects and engineers built skyscrapers hundreds of feet long..
But if I call it an invention elevator No, these towers could not be used. elevatorModern ones were built so that people can easily and safely go to the highest floors of skyscrapers.

the founder Scientific and designer Modern elevatorsAtwood is a great scientist and mathematician. Atwood's machine consists of two weights that are connected by a thread and move up and down on a plate..

Note that:Performance#elevator, by doing monthly service and maintenance and #Standardization And #Technical inspection Annual periodic and before operation, #safe becomes!