J. Peterson's Writing About Electronics, Reviews, 3D Modeling, etc.

Category Archives: 3D

CAD & 3D Printing

The Raspberry Cup and Saucer

My mom collects teapcups, and I liked the idea of creating one using 3D tech. She also grows raspberries in her garden – eating them off the vines is always a treat when we visit in the summer. I was mulling over ideas for a raspberry teacup design when the idea struck of using a raspberry leaf as the saucer. Then I started in earnest. This is perhaps an afternoon project for an experienced ceramics artist. But I’m more fond of CAD then wet clay, so I designed it in Fusion 360, and had it fabricated with Shapeway’s porcelain process. read more »

3D: Replacement Stove Knobs

knobsonstove

We have an aging Thermador gas range.  One of the original plastic knobs broke. Surprisingly, it was hard to find replacements.  Thermador no longer supplied them, and the 6mm D-shaft was an unusual size for generic replacements.  The closest I could come was some generic knobs off ebay.  But these didn’t have the proper stop inside the sleeve, so you couldn’t push the shaft in before turning it (a safety feature of the Thermador knobs). I kludged some stops with chopstick pieces, but it was clumsy.  Time to roll our own. read more »