
Rob Ives


Bi-directional Ratchet Prototype on YouTube
A mechanism for mechanism's sake. I have put together the

Rack and Pinion in HTML5
Here’s a quick experimental animation I created using program called

Double ratchet, working prototype
Almost done. I've made up a working prototype. I'm happy

Double ratchet, changing the structure and layout
I've been thinking of a few different ways of laying

Linking two ratchets together using a bell crank.
After experimenting with a couple of different ways of connecting


Double Ratchet experimental design
Ratchets are interesting mechanisms I'm sure you'll agree, I like

Cam followers, a brief diversion
The heart of many automata, both traditional and the paper
