Construction & Infrastructure
Treadwheel crane
A treadwheel crane lifts loads using power from people walking inside a large wheel. Gearing and rope drums convert that motion into the controlled raising of stone, timber and cargo.
About this artifact
A treadwheel crane lifts loads using power from people walking inside a large wheel. Gearing and rope drums convert that motion into the controlled raising of stone, timber and cargo.
Sources & image credits
Historical photograph, illustration or documented physical example; the source caption identifies the depicted object.
Image: Treadmillcrane.jpg
Creator: Marie Reed
License: Public domain
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