Patent ID: 11873163
Assignee: INTELLIGRATED HEADQUARTERS, LLC
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 8:
9. A vertical lift comprising:
a vertical support structure;
a first carriage and second carriage received for vertical movement along the vertical support structure, wherein each of the first carriage and the second carriage are independently positionable along a respective first vertical portion and a second vertical portion of the vertical support structure, wherein at least a portion of the first vertical portion and the second vertical portion of the vertical support structure overlap;
a dual vertical drive system configured to position the first carriage at selected levels within the first vertical portion of the vertical support structure and the second carriage at selected levels within the second vertical portion of the vertical support structure; and
a processor subsystem in communication with the dual vertical drive system to:
selectively position the first carriage and the second carriage at respective selective levels along the vertical support structure to avoid collision with each other, wherein the dual vertical drive system comprises drive belts on a front side of the vertical support structure laterally offset with each other.