Patent ID: 9718543
Date: 2017-08-01
CPC Classifications: B64C,B64D,B66F,G05D

Claim:
1. A guided lift system for maneuvering a payload, comprising: a lift unit attached to the payload, wherein the lift unit comprises a lift vehicle that operates to lift the payload in a vertical direction and to create a non-vertical lift component in a horizontal direction; a first control tether attached to the lift unit; a first control unit adjustably coupled to the first control tether, the first control unit fixed to a first position and operative to adjust a length of the first control tether between the first control unit and the lift unit; a second control tether attached to the lift unit; and a second control unit adjustably coupled to the second control tether, the second control unit fixed to a second position and operative to adjust a length of the second control tether between the second control unit and the lift unit such that coordinated length adjustments of the first control tether and the second control tether via the first control unit and the second control unit controls movement of the lift unit and payload between the first position and the second position, and wherein the non-vertical lift component created by the lift vehicle can move the lift unit and the payload in the horizontal direction to a location that is not linearly aligned with the first position and the second position.