A tool chain has a plurality of chain links arranged in a row, wherein the plurality of chain links include at least two marked chain links. The marked chain links each have information, wherein at least one spatial sequence of the information together determines a logical sequence of at least the information. The logical sequence of at least the information forms overall information for identifying a property of the tool chain.

A meat cleaning system for cleaning debris from a meat cut. The meat cleaning system comprises a control system, one or more conveyor assemblies having a first end and a second end, a first scraping assembly for scraping a bottom surface of the meat cut, a second scraping assembly for scraping a top surface of the meat cut, a tower housing the second scraping assembly, a base supporting the one or more conveyor assemblies, the first scraping assembly and the tower, one or more motors each configured to selectively drive the first scraping assembly, the second scraping assembly and the one or more conveyor assemblies, and one or more sensors for measuring a thickness of the meat cut. The control system comprises a memory having an application, one or more processors, and a communication hardware. The application is executed using the one or more processors.

A lumber cutting and delivery system for use in assembling trusses on a truss table includes a saw for cutting a piece of material into pieces of a truss. A trunk conveyor system receives the pieces cut from the saw. The trunk conveyor system has a first conveying element to transport the pieces over a distance in a travel direction and an ejector for discharging the pieces from the first conveying element in a first discharge direction. A branch conveyor system is configured to receive the pieces discharged from the trunk conveyor system in the first discharge direction. The branch conveyor system has a main conveying element to transport the pieces.