US Patent 9388598 Slipformed concrete tower

An assembly and method of constructing a concrete tower is provided. The method includes steps of erecting a central pillar, mounting a platform on the central pillar, setting a slipform defining a portion of the concrete tower, pouring liquid concrete from the platform into the slipform, and leaving the liquid concrete to solidify in the slipform. The slipforming repeats to form further portions of the concrete tower. Each of the further portions of the concrete tower is formed on top of a preceding one of the portions of the concrete tower. The assembly includes a central pillar, at least one slipform and a platform mountable on the central pillar and comprising means for pouring liquid concrete into the at least one slipform.