초록 ▼

A fully adjustable conveyor system for transporting loose items of cargo which are to be manually loaded or unloaded by a worker. In one embodiment, the conveyor system includes a powered device, such as a driveable, maneuverable tug which is provided with a vertically adjustable operator platform,

A fully adjustable conveyor system for transporting loose items of cargo which are to be manually loaded or unloaded by a worker. In one embodiment, the conveyor system includes a powered device, such as a driveable, maneuverable tug which is provided with a vertically adjustable operator platform, expandable and vertically adjustable first and second powered conveyor units. In a second embodiment, the conveyor system includes an electrically powered mobile base frame which is provided with an adjustable operator platform, a vertically adjustable first conveyor, and a flexible expandable second conveyor. The conveyor system of the present invention includes a control system for positioning the conveyor system at the optimum height and location for efficiently loading and unloading cargo and significantly reducing the risk of strain and injury to the workers handling the cargo.

대표청구항 ▼

[ What is claimed is:] [1.] A conveyor system for transporting and positioning cargo items to be manually loaded or unloaded by a cargo worker which comprises:powered positioning means for adjustably positioning a worker and the cargo items, said positioning means including a mobile base frame, an a

[ What is claimed is:] [1.] A conveyor system for transporting and positioning cargo items to be manually loaded or unloaded by a cargo worker which comprises:powered positioning means for adjustably positioning a worker and the cargo items, said positioning means including a mobile base frame, an adjustable platform for supporting said worker during the loading and unloading of cargo, and adjustable support means for supporting said platform on said base frame at variable heights, said support means being mounted on said positioning means between said platform and said base frame;first conveyor means mounted on said adjustable platform for transporting the cargo directly to and from the worker supported by said adjustable platform, said first conveyor means having one end disposed adjacent said worker supported by said adjustable platform at an optimum height for manual movement of the cargo to minimize stretching or excessive lifting motions by said worker supported by said adjustable platform;second conveyor means for transporting the cargo items to and from a loading area, said second conveyor means being connectable at one end to said positioning means so that the connected end of said second conveyor means remains at the same height as the first conveyor means on the platform to allow the cargo to be directly transported between a cargo worker on said platform and a cargo worker at the opposite end of said second conveyor means; andcontrol means for adjustably controlling the location and operation of said positioning means and said first and second conveyor means.