====== Car Window Locks ======


Window Locks Save Lives
By Kristin Varela  ([[https://www.cars.com/articles/window-locks-save-lives-1420663011772/|source]])
June 25, 2014

Read the article, Window Locks Save Lives (linked above).
{{ :fd:car-window-locks.png?400 |}}

  - How does a “pull-up/push-down” window system improve a car’s safety?
  - How does a “pinch protection” system work?

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Study the diagram shown below, and imagine that the light was like the power-window activator.  (You can experiment with an interactive version of this circuit at [[https://www.scienceoftech.net/FriendshipDetector/WindowLock.html|this link]].)
{{ :fd:window-lock-circuit.png?400 |}}

  - Which switch would be the power-window lock button?  How did you know?
  - What would the other two switches be good for?