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English

A camshaft, a shaft to which cams are attached, was introduced in 1206 by al-Jazari, who employed them in his automata, water clocks (such as the candle clock) and water-raising machines.

Indonesian

Poros bubungan, pertama kali diperkenalkan tahun 1206 oleh al-Jazari, yang menerapkannya dalam Automaton ciptaannya, water clocks (such as the candle clock) and water-raising machines.