US Patent 8978792 Robot for climbing posts

A climbing robot that can move along a post having a vertical axis comprises a frame fitted with motorized movement assembly for moving along the post and with a module for controlling and commanding the motorized movement assembly. The motorized movement assembly comprises a bracing structure wherein the center of gravity is at a distance from the axis of the post and which comprise at least two rolling contact elements designed to be in contact with the post, including at least one motorized rolling contact element called the propulsion contact element.