Aisle transfer
Transfer systems make it possible for one crane to operate over several aisles. Here a transfer terminal with P & D stations on board is used in conjunction with shuttle cars for input/output.
The aisle transfer system is fast, creates options for warehouse layout and has a compact design that does not require a pit in the warehouse floor for installation.
Transfer terminals are often used when there is a high-frequency zone at the front of the store.
Transfer car system, with fixed P & D positions at the front of the store and the transfer cars at the back of the warehouse.