Useless machine that utilizes different mechanical principles. Enjoy! 00:00 Schmidt coupling 00:17 Constant-velocity joint (CV joint) 00:30 Universal joint 00:42 Bevel gears 00:53 Slider-crank linkage 01:08 Sun and planet gear 01:25 Scotch Yoke 01:40 Chebyshev Lambda Linkage 01:58 Chain drive 02:13 Belt drive 02:32 Constant-mesh gearbox 02:50 Oscillating direction changer 03:06 Torque limiter (Lego clutch) 03:19 Winch 03:34 Rack and pinion 03:47 Offset gears 04:00 Uni-directional drive 04:22 Camshaft 04:38 Intermittent mechanism 04:52 Worm gear 05:11 THE FINISHED MACHINE Thanks to redshoebox, Lego Technic Mastery, 2in1 Bricking and Sariel. Many of these builds are inspired by (shamelessly copied from) their work. FULL KIT https://buildamoc.com/products/20-mechanical-principles-lego-machine FREE BUILDING INSTRUCTIONS https://brickexperimentchannel.wordpress.com/2022/11/14/20-mechanical-principles-machine/ BACKUPS FOR DOWNLOADS https://www.dropbox.com/sh/964k578pmywkei1/AABpFlVILVj_g4Hr49lPYKURa?dl=0 https://mega.nz/folder/0yAj2C6Q#LnMaCKvRZnCXGWJoafrfVA MUSIC HSM Synthesizer Challenge 2 – Clavis Aurea Anders Enger Jensen https://www.youtube.com/watch?v=wUyLfCSi_T0