<![CDATA[The treadwheel crane (Latin: magna rota), also known as a walking wheel crane, is one of the most iconic lifting devices from ancient and medieval times.]]>

<![CDATA[The treadwheel crane (Latin: magna rota), also known as a walking wheel crane, is one of the most iconic lifting devices from ancient and medieval times.]]>The treadwheel crane (Latin: magna rota), also known as a walking wheel crane, is one of the most iconic lifting devices from ancient and medieval times. It operated using human power, where a person would walk inside a giant wheel (similar to a hamster wheel) to generate rotational force, lifting heavy loads via a system of pulleys and ropes.
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