Make: Inventions “Pin Tumbler Lock”

Craft & Design Workshop
Make: Inventions “Pin Tumbler Lock”
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Most people own at least a handful of locks. But what happens inside of them to keep our things secure?

In this episode of Make: Inventions, we look at the pin tumbler lock, the most popular and enduring lock design of the last 150 years. Along the way I show how I built a working, transparent model to reveal its secrets.

This video features patent #31,278 “Post-Office Drawer Lock” by Linus Yale Sr.

See all projects in the series here.

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Steve Hoefer is a creative swashbuckler, freelance writer and inventor. He regularly contributes projects to the pages of MAKE and his inventions have appeared internationally on TV, radio, and print. He lives on his family farm in Iowa.

View more articles by Steve Hoefer


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