Tower for wind turbine, has tower shaft embracing element that is engaged with external thread in tower shaft and turned in relation to external thread to move tower shaft embracing element along tower shaft

摘要

The tower has a cylindrical outer surface provided with a tower shaft (20) and a tower shaft embracing element (100). An external thread is arranged on the outer surface of the tower shaft. The tower shaft embracing element is engaged with the external thread and turned in relation to the external thread to move the tower shaft embracing element along the tower shaft. An independent claim is included for method for erecting tower.