Tiny 3D printed HO Scale Escalator That Works
[Luke Towan] has a cool HO scale Escalator mostly made of 3D printed parts, with some laser cut acrylic, for a station on his HO model railroad. Escalators are mesmerizing
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Author: Anne Ogborn
Handling Bulk Material: Why Does My Cat Food Get Stuck?
Bulk material is stuff handled ‘in bulk’. One LEGO piece is a brick but 1,000 poured into a bag is bulk material. Corn starch, sand, flour, powder-coat powder, gravel, cat
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PCB Linear Motors For Model Trains
Modeling a railroad is hard. Railroads are large, linear pieces of civil engineering. So many modelers are drawn to the smallest scale they can use. Recently a new scale, named
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A Crazy Wave Automaton
[Henk Rijckhaert] recently participated in a “secret Santa” gift exchange. In a secret Santa, everyone’s name goes in a hat, and each person must pick a name without looking. Each
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Maze Bolt Toy By Lost PLA Casting
Maze bolts, a bolt which has a maze along its shaft traversed by a pin on its nut, are great fun. Here’s a really beautiful metal version by [Robinson Foundry],
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Flip Book Animations On The Inside Of 3D Prints
We’ve all seen 3D printed zoetropes, and drawn flip book animations in the corner of notebooks. The shifting, fluid shape of the layers forming on a 3D printer is satisfying. And
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Fort Knutz – Squirrels Go All Mission Impossible
[Mark Rober] has a bird feeder in his back yard. Also, squirrels who eat the seed. So, as one does, he built a nine part squirrel obstacle course with a
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Add Conductive Traces On Vacuum Formed Plastic With 3D Printing
Surface conductors on vacuum formed parts appear in many hacks, from cosplay armor to 3D touch pads and smart objects. But making them has always been painful. Either they had
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