Patent ID: 8401695

Claim:
A process for automatically feeding containers of the same kind to a column stacker in a sorter system, the process comprising the steps of: providing at least one feed section; feeding containers of the same kind automatically with the feed section to the column stacker with the containers distributed either one by one or in partial stacks; and automatically composing at least two containers or partial container stacks, which are of equal height and are arranged directly one after another, unless the at least two containers or partial container stacks are accidentally already present on the feed section before simultaneous feeding to the column stacker, the at least two containers or partial container stacks, which are of equal height and are arranged directly one after another, being automatically composed in the feed section at a container register joining the feed section, wherein an empty container register is filled by automatically feeding to the empty container register on the feed section an individual container as well as a partial container stack and intermediately storing the fed individual containers as well as a partial container stack in the container register.