| CPC B65G 1/065 (2013.01) [B65G 1/026 (2013.01); B65G 1/0492 (2013.01); B65G 1/06 (2013.01)] | 16 Claims |

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1. An automated storage-and-retrieval system comprising:
a storage rack comprising multiple vertically spaced layers including a designated layer, wherein the designated layer comprises an aisle and multiple rows intersecting the aisle;
a lift configured to receive an item and to lift the item to the designated layer, the lift comprising a lift conveyor;
a driven buffer conveyor on the designated layer and positioned between the lift and a loading position of the aisle, the buffer conveyor sized to receive the item from the lift and to hold the item as the lift moves away from the buffer conveyor; and
a shuttle movable along the aisle, the shuttle including a shuttle conveyor sized to receive the item from the buffer conveyor and to hold the item as the shuttle moves away from the buffer conveyor,
wherein when the lift is at the designated layer and the shuttle is at the loading position of the aisle, the lift conveyor, the buffer conveyor, and the shuttle conveyor are all oriented to move the item in the same direction.
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