7 conveyor systems comprising belt conveyors, driven roller conveyors, accumulation conveyors (without pressure), elevators, paternoster elevators, plateform conveyors, dual vertical conveyors; conveyor belts; drives activated by electric, hydraulic or pneumatic means for moving pedestrian doors, garage doors, sliding doors, automatic pedestrian passages and conveying devices and apparatus; pressure pumps for activating the aforementioned pneumatic drives; elevators; compressed air motors; transmissions and motors for operation of doors, gates and conveyor systems; pumps for driving machines