Elevator History

or any other structure. The first elevator-like structure was built in 236 BC by the

Archimeds. This construction was a hoist operated by ropes and pulleys. However, the

first pragmatic elevator was not developed until the 19th century. Though sensible, this

elevator has been modified many times throughout the course of history and is still

updated with all of the new advancements in math and technology. From the start of the

production of elevators through today, there have been numerous and boundless

improvements made on their structure and how they operate: all due to the advancement

The first elevator developed was known as a manual elevator. This system of

elevators used “relay logic”. Relay logic was a simple wiring based on circuits. This type

of elevator did not transfer people from one level to another, only cargo.

The second type of elevators was developed in the 1800s. These elevators were

powered by steam. At first, these elevators were used solely to transport freight in

factories and ore in mines. Unfortunately, these elevators required a safety device to

. . .
Some common words found in the essay are:
Pascals Law, Automatic Elevator, BC Archimeds, Graves Otis, , automatic system, push-button controls, elevator developed, type elevator, hydraulic elevators, steam powered elevators, electric motor, people level, math technology, 19th century, type elevators,
Approximate Word count = 1351
Approximate Pages = 5 (250 words per page double spaced)