Conveyor components for materials handling; assembly line conveyor apparatus; production line conveyors; bucket rails for conveyors; continuous vertical conveyors; conveyor belts made of rubber, metal or leather; conveyors for controlling the movement of articles; conveyors for rotating articles; industrial conveyors; magnetic conveyors; overhead conveyors; roller conveyors; roller tracks for use in belt conveyor apparatus; roller tracks for use in roller conveyor apparatus; vibrating conveyors; cleaning apparatus for industrial purposes; conveyor belt cleaning appliances; conveyor belt cleaning appliances utilising spray nozzles; mechanical spray exaction machines for cleaning conveyor belts; pressure cleaning valves for conveyor belts; water spray bars for cleaning conveyor belts; electric apparatus for cleaning by the application of water under pressure; mechanical high pressure jet water apparatus for conveyor belt cleaning; rotary nozzles for us in high pressure water cleaning of conveyor belts; water swivels (hydraulic couplings); fittings and accessories for conveyors; conveyors (machines); band conveyors; belt conveyors; chain conveyors; circular conveyors; bucket conveyors; screw conveyors; spiral conveyors; strip conveyors; suction conveyors; cable driven conveyor belts; belts for conveyors; conveyor apparatus, components, parts and accessories used for transporting; conveyor belt rollers; conveyor belt cleats; conveyor belt scrapers; conveyor cages; conveyor belt cleaners; conveyor belt brushes; conveyor bearings; conveyor adjustors; conveyor tracking devices; conveyor guards and protection apparatus; conveyor flow apparatus; conveyor anti-wear apparatus; conveyor bucket elevators; conveyor anti-dust and anti-spill apparatus; conveyor belt scales; conveyor screens; conveyor covers; conveyor cover accessories and parts; conveyor protection skirting and screen panels; lining materials for conveyors and conveyor belts; conveyor installations (other than thos; e for the transportation of people); materials handling conveyors; supporting elements for conveyors; transporters (conveyors); vehicle conveyors; vertical bucket conveyors; unmanned transportation conveyors; sealing joints (parts of machines); conveyor guides; conveyor guide rollers; conveyor tensioners; conveyor impact bars, cradles and tracks; load zone impact bars, cradles and tracks for conveyors; impact bars for conveyor beds, cradles and belt supports