Media Platforms Design TeamNow retired from a career engineering, Duc Thang Nguyen has taken on a new hobby: modeling how gears work. Thanks to Autodesk Inventor, he’s been able to “prototype” a staggering number of contraptions on his YouTube page, showing how they move. He’s made a lot of these videos—1,700 of them. There are so many mechanisms that Nguyen has also put together a handy guide to all of his animations. Here are a few great ones, but head over to his collection and get lost in the couplings, differentials, gears, and clutches.Media Platforms Design TeamMedia Platforms Design TeamMedia Platforms Design TeamView full post on YoutubeSource: MakeZinehttp://secure.insightexpressai.com/adServer/adServerESI.aspx?bannerID=447108&script=false&redir=//secure.insightexpressai.com/adserver/1pixel.gifhttp://b.scorecardresearch.com/p?c1=3&c2=6035258&c3=159753&c4=1981&c5=9211981&c6=&c10=1&c11=hearst&c13=1x1&c16=gen&cj=1&ax_fwd=1&rn=[TIMESTAMP]&John WenzWriterJohn Wenz is a Popular Mechanics writer and space obsessive based in Philadelphia. He tweets @johnwenz.