Belt conveyors; Cargo handling machines; Conveyors being machines; Derricks; Elevators and parts thereof; Hoists; Lifting installations for the transport of persons and goods; Lifting jacks other than hand-operated; Loading and unloading machines; Power-operated lifting and moving equipment, namely, pipe layers, fork lifts, telehandlers, and lifts; Power operated jacks; Pulleys being parts of machines; Winches