danozano

This book was written in 1922 by an artillery school, and includes lots of info on hoisting and moving huge, heavy, delicate machinery, like cannons or machine tools or overturned/stuck vehicles. The book covers knots, leverage principles, and some of the basic tools that can be created to help the task.

Mostly you will be using manpower and simple leverage multipliers of all kinds, along with some good thinking about what you’re doing. Thus the ‘mind’ part. Unfortunately they don’t cover pure…

OBJECTIVE
Build a robust, accurate rotary-to-linear motion transfer box within a weekend, without spending any money.

PLAN
Some projects need an element that moves in a straight line, but this is not always as easy as getting rotary motion straight from a motor, pedals, or crank.

To accomplish this, I read online about mechanical linkages and selected a hypocycloid linkage. It has a very elegant and simple design, with a long linear travel for a small size. Rotary input (like a hand crank…

Modified this otherwise unremarkable found-statue:

Original post: http://blog.shop.23b.org/2010/11/venus-de-cthulhu.html