Alexus graves blue 3 foundation of technology
Download
1 / 5

Alexus Graves, Blue 3, Foundation Of Technology - PowerPoint PPT Presentation


  • 116 Views
  • Uploaded on

Escalators. Alexus Graves, Blue 3, Foundation Of Technology. Escalator history. Jesse Reno created around 1859. More like today, perfected by Charles Seeberger around 1897. http://www.ideafinder.com/history/inventions/escalator.htm. Modern day. Timeline. 1891 Jesse Reno invents escalator.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Alexus Graves, Blue 3, Foundation Of Technology' - makala


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
Alexus graves blue 3 foundation of technology

Escalators

Alexus Graves, Blue 3, Foundation Of Technology


Escalator history
Escalator history.

  • Jesse Reno created around 1859.

  • More like today, perfected by Charles Seeberger around 1897.

    http://www.ideafinder.com/history/inventions/escalator.htm

Modern day


Timeline
Timeline.

  • 1891 Jesse Reno invents escalator.

  • 1896 Reno installed his version of an escalator.

  • 1902 Jesse Reno founded the Reno Electric Stairways and Conveyors company.

  • 1911 Otis Elevator Company buys Reno patent http://www.ideafinder.com/history/inventions/escalator.htm


Major changes
Major Changes.

  • Made of ropes

  • Made to go up or down, switched on and off.

  • Last improved made like todays.


Effects
Effects.

  • Underground escalator.

  • Pollution made like muggy air and grey skies.

    http://www.ask.com/web?

Underground