Patent ID: 7891718

Claim:
A hoist system for installing a plurality of panels of a panel set onto a structure at a jobsite, the hoist system comprising: a panel delivery vehicle for transporting at least one panel set to the jobsite; a riser fixture for reorienting the panel set from a shipping orientation into a hoisting orientation; a panel mover operative to move the panel set from the panel delivery vehicle to the riser fixture; a beam assembly configured to hoist the panels and sequentially offload the panels from the beam assembly onto the structure, the beam assembly including: an elongate hoist beam; a lifting lug operatively coupled to the hoist beam and configured to be selectively positionable along a length thereof; a plurality of trolleys fixedly mounted at one of opposing ends of the hoist beam, each trolley being configured to have at least one panel suspended therefrom; and a drive mechanism operative to reposition the lifting lug along the hoist beam such that the hoist beam is maintained in a substantially horizontal orientation; and a lifting mechanism configured to be coupled to the lifting lug and being adapted to hoist and position the beam assembly relative to the structure.