7 Waste compacting machines, waste concentration machines, set-up units for waste-containers, loaders for waste-containers, lever units for waste-containers, suction machines for industrial purposes, separators, water separators, motors and engines for the collection and transportation of refuse, driving motors for the collection and transportation of refuse, transmission shafts other than for land vehicles, grinding machines, mechanical discharging and charging hoppers, filters as parts of machines or engines, filtering machines, housings as parts of machines, crankcases for machines, motors and engines, hangers as parts of machines, waste cutters, elevators for machine use, jacks for machines, hydraulic motors and engines; machines compressors, cranks as parts of machines, crank shafts, handling units for loading and unloading derricks, hydraulic and pneumatic loading ramps, bearing as parts of machines, garbage disposals, presses for machines for industrial purposes, steamrollers, filter presses, machines presses for compacting of waste and garbage, pump as parts of machines, engines or motors, machine pumps, regulators as parts of machines, speed governors for machines, engines and motors, pressure regulators as parts of machines, suction machines for industrial purposes, air suction machines, valves as parts of machines, machine mud catchers and collectors, lubricators as parts of machines, lubricating pumps, self-oiling bearings, sifters, machine sieves and sieves as parts of machines, sorting machines for industrial use, winches, rack and pinion jacks, machine shredders for industrial use