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How Does an Elevator Work? A Rope, a Tree, a Piano

From the Hourwiz video “How does an elevator work?” · Checked October 2026

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Every Hourwiz video gets a page for its maths, assumptions and sources. This page lists the sources we used while researching this one. The step-by-step maths and assumptions are being written up and will land here.

Sources

Every fact on this page comes from these pages, opened on October 2026. Things change: check the live page before you rely on it.

  1. satheeneet.iitk.ac.in/article/physics/physics-pulley-system
  2. lexundria.com/vitr/10.2/mg
  3. patents.google.com/patent/US5984052
  4. ethw.org/The_Electric_Elevator
  5. otis.com/en/us/our-company/history
  6. asme.org/engineering-topics/articles/elevators/elisha-gr
  7. law.cornell.edu/regulations/new-york/12-NYCRR-8-1.49
  8. kone.com/global/en/newsroom/stories/top-6-elevator-myths
  9. dir.ca.gov/Title8/3042.html
  10. wtamu.edu/~cbaird/sq/2012/12/05/if-im-on-an-elevator-that
  11. patents.google.com/patent/US9033111
  12. image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5238088
  13. otis.com/en/us/home

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