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Elevators

Elevators. By: Marisa Sneider. Menu. About inventor Elisha Otis How elevators were operated The first Otis elevator How elevators changed our lives Bibliography. About inventor Elisha Otis.

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Elevators

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  1. Elevators By: Marisa Sneider

  2. Menu • About inventor Elisha Otis • How elevators were operated • The first Otis elevator • How elevators changed our lives • Bibliography

  3. About inventor Elisha Otis Elisha Otis and his sons founded Otis brothers and company. They made everything that is used in elevators today. Otis and his sons created the counterweight and the guide rail in elevators.

  4. How elevators were operated There is a revolving drum to wind the rope that makes the elevator go up and down. There is a hydraulic crane. Hydraulic cranes are in hydraulic elevators. Hydraulic elevators then replaced steam elevators.

  5. The first Otis elevator The first elevator being demonstrated was a freight elevator in the New York Crystal Palace exposition in 1853. The first elevator to be in a public place was in 1857 It was also a freight elevator being operated on at a department store.

  6. How elevators changed our lives Elevators changed our lives in many different ways. For example, if elevators weren’t invented, we wouldn’t have the Sears Tower. We wouldn’t have any skyscrapers. We wouldn’t have certain landmarks.

  7. Bibliography Pictures • www.columbia-elevator.com (February 15th) Information • www.inventors.com (February 15th) • www.columbia-elevator.com (February 15th)

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