Work
Free drawing package generators built for fabrication shops: the problem each one solves, and a link to try it yourself. Nothing here is invented.
Published work
Feed hopper drawing package
A free generator that turns nine sizes into a feed hopper drawing set and cut files, in minutes.
Result A full drawing set and cut files in minutes; sheets and cut files from one geometry, every cut file checked automatically.
Offset smoker drawing package
A free generator that turns the sizes of an offset smoker into nine shop sheets, cut files and a parts list.
Result A customer size drawn in minutes, builders’ rules checked on the sheet, every cut file checked automatically.
Rectangular chute bend drawing package
A free generator that turns eleven sizes into a chute bend drawing set and cut files, in minutes.
Result Cheeks, wrappers and flanges that fit by construction; every cut file checked automatically.
What these are
Self-owned projects, built on Ruthen's own time and hardware with its own code and free or open-source libraries, from generic inputs. No employer or client drawing, number or file appears in any of them.
Use the tools built this way
Cones, hoppers, pipe templates, profiles, bends and bolt circles — free, in your browser, with the same verification behind them.