The earliest known application of rotational inertia. A weighted disk that maintained steady spin for thread-making — humanity's first flywheel.
A heavy lower wheel kicked by the foot stored rotational energy and delivered it smoothly to the working surface above.
The Andalusian engineer applied flywheel physics to a water-lifting machine — the first documented engineering application.
Sketched a flywheel with variable inertia, invented the ball bearing, and designed the chain drive — foundational to modern cycling and mechanics.
The flywheel transformed intermittent piston strokes into smooth continuous rotation, powering the Industrial Revolution.
Built on Leonardo's chain drive and ball bearing, the bicycle wheel is itself a flywheel — storing momentum and smoothing effort into continuous motion.
In Good to Great, Collins codified the flywheel as the defining principle of sustained organizational excellence.
A Centre of Excellence for AI Education, Training and Learning in Belleville, Ontario — where the AI flywheel gets its first push.
The Complete Timeline at a Glance
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"The wheel is already spinning."
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