Patent ID: 11866253
Assignee: CARNEGIE MELLON UNIVERSITY
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 7:
8. The storage structure of claim 6 wherein the one or more drive mechanisms comprise:
one or more driven pinion gears located on the mobile carrier;
a motor for driving the one or more driven pinion gears;
one or more un-driven pinion gears rotatably attached to a source or destination row of the storage structure; and
one or more transfer gears which engage the driven pinion gears and the un-driven pinion gears such that the driven rotational movement of the driven pinion gears by the motor also serve to rotate the one or more pinion gears within the source or destination row;
wherein the one or more un-driven pinion gears located within the source or destination row engage one or more racks disposed on each of the plurality of totes such as to be able to move one or more of the plurality of totes in either direction within the source or destination rows.