level 3 to ground level in fig2 the eleventh step shows pallet 4 moved from left l1 to loading station s1 by the loading mechanism this completes the retrieval or call process and the automobile on pallet 4 can now be driven away which will again restore the system to the quiescent condition as shown in fig2 in fig2 an automobile is shown driven onto pallet 4 at loading station s1 for storage in fig2 the first step pallet 4 is transferred onto lift l1 by the loading mechanism in fig2 the second step shows both lifts l1 and l2 moved from ground level to level 1 in fig2 the third step shows pallet 4 transferred to storage location d 1 to complete the storage process of the automobile located on pallet 4 this transfer also shifts all of the other pallets on this level leftward and moves pallet 7 onto lift l2 in fig2 the fourth step shows both lifts moved from level 1 to level 2 in fig2 the fifth step shows pallet 7 transferred from lift l2 to storage location a 2 which shifts all of the other pallets rightward and shifts pallet 2 onto lift l1 in fig3 the sixth step shows both lifts l1 and l2 moved from level 2 to ground level fig3 the seventh step shows pallet 2 loaded from lift l1 to loading station s1 this completes the storage process with pallet 4 and automobile in storage location d 1 and with pallet 2 in loading station s1 which returns the system to the quiescent state in a condition where an automobile can be called or stored these.