US Patent 10086961 Packaging machine and apparatus therefor

An apparatus for a packaging machine comprising; a first conveyor for conveying an input stream of articles, a second conveyor for conveying an output stream of articles, a guide path configured as a loop and one or more tools coupled to the guide path. Each tool comprises a tool head for engaging with one or more articles in the input stream. The tool head is operable to transfer the one or more articles from the first conveyor to the second conveyor. The one or more articles are placed upon the second conveyor in discrete groups having one or more tiers.