Then
His machines entertained and served palaces while pushing the repertoire of gears, pumps and cam mechanisms available to engineers.
Timeline of Discovery · 8 / 30
Al-Jazari
c. 1136 - 1206 · Islamic Golden Age (Artuqid dynasty, Diyarbakir)
Al-Jazari was a mechanical engineer who designed sophisticated machines — including early programmable automata — and documented them beautifully in a book of inventions.
- Technology
- Engineering
- Islamic Golden Age
Lived
c. 1136 - 1206
Era
Islamic Golden Age
Primary field
Technology
Signature idea
Ingenious automata and mechanical devices
Their place in history
c. 1136 - 1206
The question they asked
How can water power, gears, valves and automata be combined into reliable, useful machines?
The Contribution
What this scientist actually did — precisely and plainly.
His “Book of Knowledge of Ingenious Mechanical Devices” described water-raising machines, clocks, valves and human and animal automata, some of the most advanced of his age.
How the Work Advanced Knowledge
The tools, experiments and reasoning behind the discovery.
He built and tested the devices, drew detailed diagrams, and explained the mechanisms in language a craftsman could follow.
Why It Mattered Then / Today
From their own moment in history to the world we live in now.
Today
Programmable automata preview the idea of instruction-controlled machines; hydraulic and cam mechanisms still operate in engines and factories worldwide.
Important Works or Discoveries
Landmarks that carried the idea into the world.
- The Book of Knowledge of Ingenious Mechanical Devices
- The elephant water clock and castle clock
- Reciprocating suction pumps
Sources
Where this profile was verified.
Last reviewed: 2026-09-22
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