Christiaan Huygens 3D printed clock

thingiverse

I made and built this clock that you can see here: https://youtu.be/XgAM-uwS_MA The original design that can be found here: https://babel.hathitrust.org/cgi/pt?id=coo.31924030707909&view=2up&seq=22 It is an invention by Christiaan Huygens, made in 1656 He is the first to use mathematical formulae to describe the laws of physics of the clock and its pendulum Learn more about him on wikipedia https://en.wikipedia.org/wiki/Christiaan_Huygens presentation video: https://youtu.be/XgAM-uwS_MA Build video: https://youtu.be/jhgWEC3bLCI Build video tuning: https://youtu.be/TT0yUgxwWnI hardware list: 8 x M6 x 150 mm rods 12 x M6 acorn nuts 14 x m6 nuts 3 x M6 x 16 (back frame, pendulum string) 2 x M6 x 20 (face) 2 x M6 x 65 (rewind frame) 6 x M4 acorn nuts 18 x M4 nuts 10 x M4 x 20 screws (anchor pallets, main pulley, rewind pulley) 3 x M4 x 30 screws (escape wheel) 4 x m4 x 10 screws (second face) 4 x M4 x 12 screws (face) 2 x M4 x 8 screws (face) Shafts: 3/16 or 5 mm rods 1 x 125 mm (main) 1 x110 mm (pendulum) 2 x 100 (second and middle) 1 x 90 mm (escape wheel) 1 x 60 mm (rewind pulley) 2 x 55 mm (rewind) 1 x 35 mm (hour gear) 4 x 22 mm (weight pulleys) 1x 20 mm (pendulum) Bushings: 3/16 compression sleeves (plumbing supply) or 5/7 mm brass tubing Plywood at back 2 pieces 1/4 or 6 mm x 300 mm x 220 mm misc: parachute cord weights, main 3.5 lbs, 1,5 kg, secondary : 1/2 lbs ,250 g or more as needed dry lube may help