A storage system Includes a first set of parallel rails or tracks and a second set of parallel rails or tracks extending transverse to the first set in a substantially horizontal plane to form a grid pattern having a plurality of grid spaces. A plurality of stackable storage containers are arranged in stacks, the stacks of storage containers being located beneath the rails or tracks. Each stack is located within the footprint of a grid space. A load handling device is arranged to move laterally on the rails or tracks above the stacks of storage containers. The load handling device includes a lifting device arranged to lift storage containers from a top of a stack. The lifting device includes a cable to provide a service from a service source in the load handling device to the one or more storage containers.
Storage systems and methods
2016-11-30
Patent
Electronic Resource
English