Because it’s Friday: How Machines Work

August 27, 2010

(This article was first published on Revolutions, and kindly contributed to R-bloggers)

Ever wondered how a sewing machine seemingly manages to knot stitches without ever releasing the thread? Well, wonder no more:

Sewing machine 

Find this and other animations of marvels of engineering, including the universal velocity joint and the rotary engine, at the link below.

World Of Technology: Complicated Mechanisms Explained in simple animations (via)

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